List of aircraft engines

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This is an alphabetical list of aircraft engines by manufacturer.

0–9

2si

• 2si 215
• 2si 230
• 2si 430
• 2si 460
• 2si 500
• 2si 540
• 2si 690

3W

3WSource: RMV^[1]

• 3W 106iB2
• 3W-110
• 3W-112
• 3W-170
• 3W-210
• 3W-220

A

Abadal (Francisco Serramalera Abadal)

^[1]

• Abadal Y-12 350/400 hp 120 mm × 140 mm (4.7 in × 5.5 in)^[2]

ABC

Source: Lumsden.^[3]

• ABC 8 hp
• ABC 30hp V-4 ^[2][4]
• ABC 45hp V-6 ^[2][4]
• ABC 60hp V-8 ^[2][4]
• ABC 85hp V-6 ^[2][4]
• ABC 100hp V-8 ^[2][4]
• ABC 115 hp^[4]
• ABC 170hp V-12 ^[2][4]
• ABC 225hp V-16 ^[2][4]
• ABC Dragonfly
• ABC Gadfly
• ABC Gnat
• ABC Hornet
• ABC Mosquito
• ABC Scorpion
• ABC Wasp
• ABC type 10 APU^[5]
• ABC type 11 APU^[5]

ABECO

Source: RMV^[1]

• ABECO GEM

Aberg

Source: RMV^[1]

• Type Sklenar

ABLE

Source: RMV, Able Experimental Aircraft Engine Co.^[6] (Able Experimental Aircraft Engine Co., Altimizer, Hoverhawk (US))

• ABLE 2275
• ABLE 2500
• ABLE VW x 2 Geared Drive

Accurate Automation Corp

• Accurate Automation AT-1500
• Accurate Automation AT-1700

Ace

(Ace American Engr Corp, Horace Keane Aeroplane Co, North Beach, Long Island NY.)

• Ace 1919 40hp^[2][7]

ACE

(American Cirrus Engine Inc) Source: RMV^[1][7]

• ACE Cirrus
• ACE LA-1 19?? (ATC 31) = 140 hp 7RA. Evolved into Jacobs LA-1.
• ACE Mk III 1929 (ATC 30, 44) = 90 hp 310ci 4LAI; (44) for 110 hp supercharged model.
• ACE Mk III Hi-Drive
• ACE Ensign

ACT

(Aircraft Cylinder and Turbine Co) Source: RMV^[1]

• ACT Super 600

Adams

Source: RMV^[1]

• Adams (UK) 4 Cylinder in-line of 140 HP
• Adams (UK) 8 V

Adams-Dorman

Source: RMV^[1]

• Adams-Dorman 60/80 HP

Adams-Farwell

The Adams Company, Dubuque, Iowa / F.O. Farwell, engines for gyrocopters^[1]

• Adams-Farwell 36 hp 5-cyl rotary engine 4.25 in × 3.25 in (108 mm × 83 mm)^[2][4][7]
• Adams-Farwell 50 HP^[7]
• Adams-Farwell 55hp 5-cyl rotary 5.25 in × 5 in (133 mm × 127 mm)^[2][7]
• Adams-Farwell 63hp 5-cyl rotary 5.625 in × 5 in (142.9 mm × 127.0 mm)^[2][4][7]
• Adams-Farwell 72hp 5-cyl rotary 6 in × 6 in (150 mm × 150 mm)^[2][4][7]
• Adams-Farwell 280hp 6cyl double rotary 6 in × 6 in (150 mm × 150 mm)^[2][7]
• Adams-Farwell 6-cyl double rotary 5 in × 5 in (130 mm × 130 mm)^[2]
• Adams-Farwell 10-cyl double rotary 5 in × 5 in (130 mm × 130 mm)^[2]
• Adams-Farwell 14-cyl double rotary 5 in × 5 in (130 mm × 130 mm)^[2]
• Adams-Farwell 18-cyl double rotary 5 in × 5 in (130 mm × 130 mm)^[2]
• Adams-Farwell KM 11^[7]

ADC

ADC (from "Aircraft Disposal Company")^[3] bought 35,000 war-surplus engines in 1920. Initially produced engines from Renault 70 hp spares.

• ADC Airdisco
• ADC Cirrus
• ADC Nimbus, development of Siddeley Puma
• ADC Airsix, air-cooled version of Nimbus. Not put into use
• ADC BR2^[1]
• ADC Viper^[1]
• ADC Airdisco-Renault^[1]

Adept-Airmotive

Source: RMV^[1]

• Adept 280 N
• Adept 300 R
• Adept 320 T

Ader

Source: RMV^[1]

• Ader Eole engine (Vapour)
• Ader Avion engine (Vapour)
• Ader 2V
• Ader 4V

Adler

Source: RMV^[1]

• Adler 50hp 4-cyl in-line 100 mm × 125 mm (3.9 in × 4.9 in)^[2]
• Adler 100hp 6-cyl in-line 115 mm × 135 mm (4.5 in × 5.3 in)^[2]
• Adler 222hp V-8 116 mm × 160 mm (4.6 in × 6.3 in)^[2]

Adorjan & Dedics

Source: RMV^[1]

• Adorjan & Dedics 2V

Advance Engines

Source: RMV^[1]

• Advance 4V, 20/25 HP

Advanced Engine Design

Source: RMV^[1]

• Advanced Engine Design Spitfire 1 Cylinder
• Advanced Engine Design Spitfire 2 Cylinder
• Advanced Engine Design Spitfire 3 Cylinder
• Advanced Engine Design Spitfire 4 Cylinder
• Advanced Engine Design K2-1000
• Advanced Engine Design 110 HP (BMW Conversion)
• Advanced Engine Design 220 LC
• Advanced Engine Design 440 LC
• Advanced Engine Design 660 LC
• Advanced Engine Design 880 LC
• Advanced Engine Design 530 (Kawasaki Conversion)

AEADC

(Aircraft Engine & Accessory Development Corporation) Source: RMV^[1]

• AEADC Gryphon M^[7]
• AEADC Gryphon N^[7]
• AEADC O-510 (Gryphon M)^[7]
• AEADC O-810 (Gryphon N)^[7]

AEC

Source: RMV^[1]

• AEC Keane

Aeolus Flugmotor

Source: RMV^[1]

Aerien CC

Source: RMV^[1]

• Aerien 20/25 HP
• Aerien 30 HP

Aermacchi

Source: RMV^[1]

• Aermacchi MB-2

Aero & Marine

• Aero & Marine 50 HP

Aero Adventure

Source: RMV^[1]

• Aero Adventure GFL-2000

AeroConversions

• AeroConversions AeroVee 2180

Aero Development

Source: RMV^[1] (See SPEER)

Aero Engines Ltd.

(formerly William Douglas (Bristol) Ltd.)

• Aero Engines Dryad^[3]
• Aero Engines Pixie^[3]
• Aero Engines Sprite^[3]
• Aero Engines inverted V-4^[1]
• Aero Engines inverted V-6^[1]
• Douglas 750cc

Aero Motion

Source: RMV^[1]

• Aero Motion 0-100
• Aero Motion 0-101

Aero Motors

Source: RMV^[1]

• Aero Motors Aerobat 150 HP

Aero Pixie

Source: RMV^[1]

• Aero Pixie 153 cc, 2T

Aero Prag

Source: RMV^[1]

• Aeroprag KT-422
• Aeroprag AP-45
• Aeroprag TP-422

Aero Products

(Aero Products Aeronautical Products Corp, Naugatuck CT.) Source: RMV^[1]

• Aero Products Scorpion 100 HP

Aero Sled

Source: RMV^[1]

• Aero Sled Twin Flat, 20 HP

Aero Sport International

Source: RMV^[1]

• Aero Sport International Wade Aero (WANKEL) 2 Types

AeroTwin Motors Corporation

• AeroTwin AT972T

Aerojet

Aerojet produced rocket engines for missiles. It merged with Pratt & Whitney Rocketdyne

Aeromarine Company

Source: RMV^[1]

• Aeromarine Company D5-1 (Pulse-Jet)

Aeromarine

Aeromax

Source: RMV^[1]

• Aeromax 100 I-F-B
• Aeromax 100 L-D

Aeromotion

See: AMI

Aeromotor

(Detroit Aeromotor. Const. Co) Source: RMV^[1]

• Aeromotor 30hp 4-cyl in-line^[2]
• Aeromotor 75hp 6-cyl in-line^[2]

Aeronamic

Source: RMV^[1]

• Aeronamic ATS

Aeronautical Engineering Co.

Source: RMV^[1]

• Aeronautical Engineering 9-cyl radial 200 HP

Aeronca

• Aeronca E-107 (O-107)
• Aeronca E-113 (O-113)

Aeroplane Motors Company

(Aeroplane Motors) Source: RMV^[1]

• Aeroplane 59hp V-8 3.98 in × 4.72 in (101 mm × 120 mm)^[2]

Aeroprotech

Source: RMV^[1]

• Aeroprotech VW 2.3

Aerosila

Source: RMV^[1]

• Aerosila TA-4 FE
• Aerosila 6 A/U
• Aerosila 8 N/K
• Aerosila 12
• Aerosila 12-60
• Aerosila 14 (-032,-130,-35)
• Aerosila 18-100 (-200)
• GTTP-300

Aerosport

• Aerosport-Rockwell LB600

Aerostar

Source: RMV^[1]

• Aerostar M14P
• Aerostar M14V-26

Aerotech engines

Source: RMV^[1]

• Aerotech 2 Cylinder 2T

Aerotech-PL

Source: RMV^[1]

• Aerotech-PL EA81, Subaru conversion
• Aerotech-PL VW conversion
• Aerotech-PL BMW conversion
• Aerotech-PL Suzuki conversion
• Aerotech-PL Guzzi conversion

Aerotechnik

Source: RMV^[1]

• Aerotechnik Tatra-100
• Aerotechnik Tatra-102
• Aerotechnik Hirth (Lic)
• Aerotechnik Mikron (Lic)
• Aerotechnik Tatra-714 (VW)

Aerotek

Source: RMV^[1]

• Aerotek Mazda RX-7 (conversion)

AES

(See Rev-Air)^[1]

Affordable Turbine Power

Source: RMV^[1]

• Affordable Turbine Power Model 6.5

AFR

Source: RMV^[1]

• AFR BMW Conversion
• AFR R 100 70/80 hp
• AFR R 1100D 90/100 hp
• AFR R 1100S 98 hp
• AFR R 1150RT 95 hp
• AFR R 1200GS 100 hp

Agilis

(Agilis Engines) Sources: RMV^[1][12][13]

• Agilis TF-800
• Agilis TF-1000
• Agilis TF-1200
• Agilis TF-1400
• Agilis TF-1500
• Agilis TJ-60 (MT-60)
• Agilis TJ-75
• Agilis TJ-80
• Agilis TJ-400

Agusta

• Agusta GA.40
• Agusta GA.70
• Agusta GA.140
• Agusta A.270
• Turbomeca-Agusta TA.230

Ahrbecker Son and Hankers

Source: RMV^[1]

• Ahrbecker Son and Hankers 10 HP
• Ahrbecker Son and Hankers 20 HP
• Ahrbecker Son and Hankers 1 Cylinder – vapor

AIC

(Aviation Ind. China. See Catic and Carec)^[1]

Aichi

Source:Gunston 1989^[14] except where noted.

• Aichi AC-1
• Aichi Atsuta (Atsuta 31) - License-builtDaimler-Benz DB 601A for IJN
  • Aichi AE1A (Atsuta 21)
  • Aichi AE1P (Atsuta 32)
• Aichi Ha-70 (Coupled Atsuta 30s)

AICTA

(AICTA Design Work, Prague, Czech Republic)

• AICTA LMD 416-00R

Aile Volante

• Aile Volante C.C.2^[15]
• Aile Volante C.C.4^[16]

Air Repair Incorporated

Source: RMV^[1] (Jacobs License)

• Air Repair Incorporated L-4
• Air Repair Incorporated L-5
• Air Repair Incorporated L-6

(Jacobs-Page License)

• Air Repair Incorporated R755

Air Ryder

Source: RMV^[1]

• Air Ryder Subaru EA-81 (Conversion)

Air Technical Arsenal

Source: RMV^[1]

• Air Technical Arsenal TSU-11
• Air Technical Arsenal TR-30

Air-Craft Engine Corp

Source: RMV^[1]

• Air-Craft Engine Corp LA-1

Aircat

(Detroit Aircraft Eng. Corp.) Source: RMV^[1]

• Aircat Radial 5 cylinders

Aircooled Motors

See: Franklin

Aircraft Engine Co

(Aircraft Engine Co Inc, Oakland, CA)

• Aircraft 1911 80hp

Aircraft & Ind. Motor Corp

(See Schubert)

AiResearch

See: Garrett, Allied Signal and Honeywell

Airex

• Airex Rx2^[1]
• Airex Rx10^[1]

Airmotive-Perito

See: Adept-Airmotive

Airship Aircraft Engine Company

• Airship A-Tech 100 Diesel^[1]

Airtrike

(AirTrike GmbH i.L., Berlin, Germany)

• Airtrike 850ti

AISA

Source: RMV^[1]

• Ramjet on rotor

Aixro

Source: RMV^[1]

• Aixro XF-40
• Aixro XH-40
• Aixro XP-40
• Aixro XR-30
• Aixro XR-40
• Aixro XR-50

Ajax

Source: RMV^[1]

• Ajax 7-cyl rotary
• Ajax 6-cyl radial (2 rows of 3 cyls.), 80 HP

Akkerman

• Akkerman Model 235 30 HP, special fuel^[1]

Akron

• Funk E200
• Funk E4L^[1]

Albatross

(Albatross Co Detroit)

• Albatross 50hp 6-cyl radial 4.5 in × 5 in (110 mm × 130 mm)^[1][2]
• Albatross 100hp 6-cyl radial 5.5 in × 5 in (140 mm × 130 mm)^[1][2]

Aldasoro

• Aldasoro aero engine^[1]

Alexander

• Alexander 4-cyl^[1]
• Alexanderradial 5-cyl^[1]

Alfa Romeo

Societa per Azioni Alfa Romeo^[17]

Alfaro

• Alfaro baby engine
• Alfaro 155 hp 4-cyl barrel engine

Allen

• Allen O-675

Alliance

(Aubrey W. Hess/Alliance Aircraft Corporation)

• Hess Warrior^[20]

Allied

• Allied Monsoon Licensed manufacturer of French Règnier 4L

AlliedSignal

• AlliedSignal TPE-331
• Garrett TPF351
• AlliedSignal LTS101
• AlliedSignal ALF502/LF507

Allis-Chalmers

Source: Gunston^[14]

• Allis-Chalmers J36

Allison

Almen

• Almen A-4

Alvaston

• Alvaston 20hp 2-cyl opposed 114 mm × 114 mm (4.5 in × 4.5 in)^[2][23]
• Alvaston 30hp 2-cyl opposed 132 mm × 127 mm (5.2 in × 5.0 in)^[2][23]
• Alvaston 50hp 4-cyl opposed 144 mm × 128 mm (5.7 in × 5.0 in)^[2][23]

Alvis

• Alvis Alcides
• Alvis Alcides Major
• Alvis Leonides
• Alvis Leonides Major
• Alvis Maeonides Major
• Alvis Pelides
• Alvis Pelides Major

American Cirrus Engine

See: ACE

American Engineering Corporation

Source: RMV^[1]

• ACE Keane

American Helicopter

• American Helicopter PJ49 Pulsejet
• American Helicopter XPJ49-AH-3

American Motor & Aviation Co

• American 1911 rotary
• American S-5 radial

AMCEL

(AMCEL Propulsion Company)

• AMCEL controllable solid fuel rocket^[10]

AMI

(AeroMotion Inc.)

• AeroMotion Twin^[24]
• AeroMotion O-100 Twin
• AeroMotion O-101 Twin

AMT

(Aviation Microjet Technology)

• AMT-450^[25]
• AMT Olympus^[26]
• AMT Titan^[27]

A.M.U.A.L

(Établissement A.M.U.A.L)

• A.M.U.A.L M.J.5 65° V-8 350 hp 150 mm × 200 mm (5.9 in × 7.9 in)^[2]
• A.M.U.A.L M.J.6 90° V-8 400 hp 150 mm × 200 mm (5.9 in × 7.9 in)^[2]
• A.M.U.A.L M.J.7 90° V-8 600 hp 180 mm × 210 mm (7.1 in × 8.3 in)^[2]

Angle

• Angle 100hp Radial

Ansaldo

• Ansaldo San Giorgio 4E-145 6I 300 hp^[2][28]
• Ansaldo San Giorgio 4E-150 6I 300 hp^[2][28]
• Ansaldo San Giorgio 4E-284 V-12 450 hp^[2][28]
• Ansaldo San Giorgio 4E-290 V-12 550 hp^[2][28]

Antoinette

Source:Gunston^[14][18]

• Antoinette 32hp V-8 80 mm × 80 mm (3.1 in × 3.1 in)^[2]
• Antoinette 46hp?
• Antoinette 64hp V-16 80 mm × 80 mm (3.1 in × 3.1 in)^[2]
• Antoinette 67hp V-8 110 mm × 105 mm (4.3 in × 4.1 in)
• Antoinette 165hp V-16
• Antoinette 134hp V-8 110 mm × 105 mm (4.3 in × 4.1 in)^[2]
• Antoinette 55hp V-8^[2]
• Antoinette V-32^[2]

Anzani

For British Anzani products see: British Anzani

Source:^[14][18][29]

Air-cooled Anzani engines

Water-cooled Anzani engines

• Anzani 30-32hp V-4 100 mm × 120 mm (3.9 in × 4.7 in)^[30]
• Anzani 56-70hp V-4 135 mm × 150 mm (5.3 in × 5.9 in)^[30]
• Anzani 600-700hp 20-cyl radial 140 mm × 150 mm (5.5 in × 5.9 in)^[30] In-line radial 10 banks of 2 cylinders^[33][34]
• Anzani W-6^[30]
• Anzani 6A3 (6-cyl radial 60 hp)

ARDEM

(Avions Roger Druine Engines M)

• Ardem 4 CO2

Ares

(Ares ltd., Finland)

• Ares diesel Cirrus^[35]

Argus Motoren

Source:Gunston^[14] except where noted

Argylls

• a 120-130hp sleeve valve 6-cylinder exhibited at Olympia 1914^[40]

Armstrong Siddeley

Armstrong Siddeley was formed by purchase of Siddeley-Deasy in 1919.

Armstrong Whitworth

• Armstrong Whitworth 1918 30° V-12^[11][2]

Arrow SNC

• Arrow 250
• Arrow 270 AC
• Arrow 500
• Arrow 1000

Arsenal

Source:Gunston^[14]

• Arsenal 213
• Arsenal 12H
• Arsenal 12H-Tandem
• Arsenal 12K
• Arsenal 24H
• Arsenal 24H-Tandem

Asahina

• Asahina 9-cyl 100hp rotary ^[2]

Ashmusen

(Ashmusen Manufacturing Company)

• Ashmusen 1908 60hp 8HOA^[2]
• Ashmusen 1908 105hp 12HOA^[11][2]

Aspin

(F.M. Aspin & Company)

• Aspin Flat-Four^[35]

Aster

• Aster 51hp 4-cylinder-line^[18][2]

Astrodyne

(Astrodyne Inc.)

• Astrodyne 16NS-1000^[21]
• Astrodyne XM-34 (ZELL booster)^[21]

ATAR

( Atelier Technique Aéronautique de Rickenbach - pre SNECMA take-over)

• ATAR 101
• ATAR 103
• ATAR 104 ( Vulcain)
• ATAR 201
• ATAR 202
• ATAR 203

Atwood

(Atwood Aeronautic Company, Williamsport, PA / Harry N. Atwood)

• Atwood 120-180hp V-12 (3.5 in × 4.5 in (89 mm × 114 mm) bore x stroke^[2][41]
• Atwood M-1 (1916)
• Atwood M-2 (1916)
• Atwood Twin Six

Aubier & Dunne

Data from:Italian Civil & Military Aircraft 1930–1945^[17]

• Aubier & Dunne 2-cyl 17hp^[15]
• Aubier & Dunne 3-cyl^[15]
• Aubier-Dunne V.2D

Austin

• Austin V-12^[2]
• Austin rotary engine^[2]

Austro-Daimler

Source:Gunston^[14]

• Austro-Daimler 35-40hp 4-cyl. (35-40 hp 100 mm × 120 mm (3.94 in × 4.72 in))^[2][4]
• Austro-Daimler 65-70hp 4-cyl. (65-70 hp 120 mm × 140 mm (4.72 in × 5.51 in))^[2][4]
• Austro-Daimler 90hp 6-cyl. (90 hp 120 mm × 140 mm (4.72 in × 5.51 in))^[2]
• Austro-Daimler 120hp 6-cyl. (120 hp 130 mm × 175 mm (5.12 in × 6.89 in))^[2][4]
• Austro-Daimler 160hp 6-cyl.
• Austro-Daimler 185hp 6-cyl.
• Austro-Daimler 200hp 6-cyl. (200 hp 135 mm × 175 mm (5.31 in × 6.89 in))^[2][11]
• Austro-Daimler 210hp 6-cyl.
• Austro-Daimler 225hp 6-cyl.
• Austro-Daimler 300hp V-12
• Austro-Daimler 360hp 6-cyl (360 hp 130 mm × 175 mm (5.12 in × 6.89 in))^[2]
• Austro-Daimler 400hp V-12 (400 hp 130 mm × 175 mm (5.12 in × 6.89 in))^[2]
• Austro-Daimler D-35 (400 hp 130 mm × 175 mm (5.12 in × 6.89 in))^[2]

Austro Engine

• Austro Engine E4 (AE 300)
• Austro Engine AE50R
• Austro Engine AE75R
• Austro Engine AE80R
• Austro Engine AE500
• Austro Engine GIAE110R

Auto Diesels

• Auto Diesels STAD A250^[42]
• Auto Diesels STAD A260^[42]
• Auto Diesels LPI Mk.12A/L^[42]
• Auto Diesels LPI Mk.12A/T^[42]
• Auto Diesels LPI Mk.12A/D^[42]
• Auto Diesels GT15^[42]
• Auto Diesels 7660.001.020^[42]

Ava

(L'Agence General des Moteurs Ava)

• Ava 4A

Avco Lycoming

See:Lycoming

Avia

Avia Wytwórnia Maszyn Precyzjnych Avia 3[35][43] Avia Vr-30 Avia Vr-36 Avia WZ-7[10] Avia WZ-100[10]

Avia Akciova Spolecnost pro Prumysel Letecky Avia Rk.12 Avia Rk.17 Avia Rkr.18 Avia L[44] Avia DFTr[44] Avia R.7[44] Avia R.10[44] Avia DR.14[44] Avia DR.20[44] Avia Rr.29[44] Avia Vr.30 Avia Vr.36 Avia W.44 Avia Wr.44

Avia Narodny Podnik M108H[10] Avia M-04 Avia M110H Avia M132 Avia M137[45] Avia M202 Avia M208[46] Avia M332 Avia M337 Avia M431 Avia M441 Avia M437 Avia M462

Aviadvigatel

• Aviadvigatel PD-14
• Aviadvigatel PS-90

Aviatik

Argus engines sold in France under the brand name 'Aviatik' by Automobil und Aviatik AG ^[47]

• Aviatik 70hp 4-cyl in-line 124 mm × 130 mm (4.9 in × 5.1 in)^[31]
• Aviatik 100hp 4-cyl in-line 140 mm × 140 mm (5.5 in × 5.5 in)^[31]
• Aviatik 150hp 4-cyl in-line 155 mm × 165 mm (6.1 in × 6.5 in)^[31]

A.V. Roe

• A.V. Roe 20hp 2-cyl.^[3]

Avro

• Avro Alpha^[3]

Avro Canada

• Avro Chinook
• Avro Iroquois
• Avro Orenda
• Avro P.35 Waconda^[48]

Axelson

• Axelson A-7-R 115hp^[49]
• Axelson-Floco B 150hp

Axial Vector Engine Corporation

• Dyna-Cam

Aztatl

• Aztatl 3-cyl radial^[2]
• Aztatl 6-cyl 80hp radial^[2][50]
• Aztatl 10-cyl radial^[2]

B

Bailey

• Bailey C-7-R "Bull's Eye" 1927 = 140hp 7RA.

Bailey Aviation

• Bailey B200
• Bailey Hornet
• Bailey V5 engine

Baradat–Esteve

(Claudio Baradat Guillé & Carlos Esteve)

• Baradat toroidal engine^[1]

Basse und Selve

• Basse und Selve BuS. 120hp (125 mm × 160 mm (4.9 in × 6.3 in) 120-130 hp)^[2]
• Basse und Selve BuS.III 150 hp
• Basse und Selve BuS.IV (160 mm × 200 mm (6.3 in × 7.9 in) / 155 mm × 200 mm (6.1 in × 7.9 in) 260 hp / 270 hp)^[2]
• Basse und Selve BuS.IVa 300 hp^[11]

Bates

Data from:^[18]

• Bates 29hp V-4

Bayerische

(Bayerische Motoren Gesellschaft)

• Bayerische 7-cyl 50hp rotary^[2]

Beardmore

Source: Lumsden^[3]

• Beardmore 90 hp (120 mm × 140 mm (4.7 in × 5.5 in))^[2]
• Beardmore 120 hp
• Beardmore 160 hp
• Beardmore Pacific
• Beardmore Simoon
• Beardmore Cyclone
• Beardmore Tornado
• Beardmore 12-cyl opposed diesel^[18]
• Beardmore Typhoon
• Galloway Adriatic
• Galloway Atlantic^[11]

Béarn

Construction Mécanique du Béarn/Société de Construction et d'Exploitation de Matériels et de Moteurs

• Béarn 6
• Béarn 12A
• Béarn 12B

Beatty

• Beatty 40hp 4-cyl.(4.375 in × 4 in (111.1 mm × 101.6 mm))^[2]
• Beatty 50hp 4-cyl.(4.375 in × 4.5 in (111.1 mm × 114.3 mm))^[2][3]
• Beatty 60hp 4-cyl. (geared 0.66:1 4.375 in × 5 in (111.1 mm × 127.0 mm))^[2]
• Beatty 80hp 8-cyl. V-8 (4.375 in × 4 in (111.1 mm × 101.6 mm))^[2][3]

Beck

• Beck 1910 toroidal engine^[2]
• Beck 35hp 4cyl toroidal engine 80 mm × 130 mm (3.1 in × 5.1 in)^[31]
• Beck 50hp 4cyl toroidal engine 110 mm × 130 mm (4.3 in × 5.1 in)^[31]
• Beck 75hp 4cyl toroidal engine 120 mm × 130 mm (4.7 in × 5.1 in)^[31]

Beecher

(B.L. Beecher Company, New Haven, Connecticut)

• Beecher 8HOA^[2]

Bell Aerosystems Company

Bentley

W. O. Bentley

• Bentley BR1
• Bentley BR2

Benz

Source:Gunston^[14]

Berliner

• Berliner 6hp rotary helicopter engine

Bertin

• Bertin 50hp X-4^[4]
• Bertin 100hp X-8^[4]

Besler

See: Doble-Besler

Beaussier

(Moteurs Beaussier)

• Beaussier 4-cyl^[52]

Bessonov

(A. A. Bessonov)

• Bessonov MM-1

Better Half

• Better Half VW

Beardmore Halford Pullinger (B.H.P.)

• Atlantic
• 230 hp - built by Galloway and Siddeley-Deasy developed into Siddeley Puma

Binetti

• Binetti B-300^[2]

Blackburn

Includes engines of Cirrus Engine Division of Blackburn Source: Lumsden^[3]

• Blackburn Cirrus - originally ADC Cirrus,
• Blackburn Cirrus Midget
• Blackburn Cirrus Minor
• Blackburn Cirrus Major
• Blackburn Cirrus Bombardier
• Blackburn Cirrus Grenadier^[53]
• Blackburn Cirrus Musketeer^[53]
• Blackburn Nimbus
• Blackburn Artouste - licence built Turbomeca Artouste
• Blackburn Turbomeca Palouste - Turbomeca Palouste
• Blackburn Turbomeca Palas - Turbomeca Palas
• Blackburn Turbomeca Turmo - Turbomeca Turmo
• Blackburn A.129

Blackburne

• Blackburne Tomtit
• Blackburne Thrush

Bliss

(E.W. Bliss Company)

• Bliss Jupiter^[44]
• Bliss Neptune^[44]
• Bliss Titan^[44]

Bloch

• Bloch 4B-1^[5]
• Bloch 6B-1^[54]

BMW

Source: Gunston^[14] except where noted

Boeing

Source:Pelletier^[57] except where noted

• Boeing T50
• Boeing T60
• Boeing 500
• Boeing 502
• Boeing 514^[21]
• Boeing 520
• Boeing 540 gas turbine engine (turboprop)
• Boeing 550
• Boeing 551 gas turbine engine (turboprop)
• Boeing 553 gas turbine engine (turboprop)

Boitel

• Boitel soleil^[43]

Boland

• Boland V-8

Bonner

(Aero Bonner Ltd.)

• Bonner Super Sapphire^[45]

Borzecki

(Jozef Borzecki)

• Borzecki 2RB
• Borzecki JB 2X250

Botali

• Botali Diesel – eight-cylinder air-cooled 118 hp^[19]

Bramo

Source:Gunston^[14] except where noted

• Bramo Sh.14A^[43]
• Bramo 301^[36]
• Bramo 314
• Bramo 322
• Bramo 323 Fafnir
• Bramo 325^[36]
• Bramo 328^[36]
• Bramo 329 Twin Fafnir
• Bramo 109-002
• Bramo 109-003

Brandner

• Brandner E-300

Breda

• Breda 320hp V-8^[2]

Breguet-Bugatti

• Breguet-Bugatti U.16
• Breguet-Bugatti U.24
• Breguet-Bugatti U.24bis
• Breguet-Bugatti Quadrimotor Type A
• Breguet-Bugatti Quadrimotor Type B
• Breguet-Bugatti H-32B

Breitfeld & Danek

• Breitfeld & Danek Perun I 6-cylinder 170 hp
• Breitfeld & Danek Perun II 6-cylinder 276 hp
• Breitfeld & Danek BD-500 500 hp
• Breitfeld & Daněk Hiero IV
• Breitfeld & Daněk Hiero L
• Breitfeld & Daněk Hiero N

Breese

• Breese 40hp 3-cyl radial^[2]

Breuer

(Breuer Werke G.m.b.H.)

• Breuer 9-091^[36]
• Breuer 9-094^[36]

Brewer

(Captain R.W.A. Brewer)

• Brewer Type M Gryphon O-8^[43]
• Brewer 250hp O-12^[43]
• Brewer 500hp X-16^[43]

Briggs & Stratton

• Briggs & Stratton Vanguard Big Block V-Twin

Bristol Engine Company (Bristol)

Division of Bristol Aeroplane Company formed when Cosmos Engineering was taken over in 1920. Became Bristol Aero Engines in 1956. Merged with Armstrong Siddeley in 1958 to form Bristol Siddeley. Sources: Piston engines, Lumsden,^[3] gas turbine and rocket engines, Gunston.^[14]

Ramjets

Bristol Siddeley

Bristol Siddeley was formed by Bristol taking over Armstrong Siddeley , rebranding several of the engines. It took over de Havilland engines and, in turn, became a division of Rolls-Royce Limited.

British Anzani

For French Anzani engines see: Anzani

• British Anzani 35hp 2-cyl.^[3]
• British Anzani 45hp 6-cyl.^[3]
• British Anzani 60hp 6-cyl.^[3]
• British Anzani 100hp 10-cyl.^[3]

British Salmson

• British Salmson AD.3
• British Salmson AC.7^[3]
• British Salmson AC.9^[3]
• British Salmson AD.9
• British Salmson AD.9R srs III^[3]
• British Salmson AD.9NG^[3]

British Rotary

• British Rotary 100hp 10-cyl. rotary^[2]

Brooke

(Brooke, Chicago)

• Brooke 85hp 10-cyl. rotary^[2]
• Brooke 24hp 6-cyl. rotary^[2]
• Brooke Multi-X^[2]

Brott

(A. Brott, Denver, Colorado)

• Brott 35hp V-4 air-cooled^[2]
• Brott 45hp V-4 water-cooled^[2]
• Brott 60hp V-8 air-cooled^[2]

Brouhot

• Brouhot 60hp V-8^[18][2]

Brownback

(Brownback Motor Laboratories Inc.)

• Brownback C-400 (Tiger 100)^[44]

Bucherer

• Bucherer 2-cyl rotary^[2]

Buchet

• Buchet 6 in-line^[2]
• Buchet 8-12hp 3-cyl inline^[59]
• Buchet 24hp 6-cyl radial 80 mm × 80 mm (3.15 in × 3.15 in)^[18][2]

Bücker

• Bücker M 700

Budworth

(David Budworth Limited)

• Budworth Puffin^[60]
• Budworth Brill^[61][60]
• Budworth Buzzard

Bugatti

• Bugatti 8
• Bugatti U-16
• Bugatti Type 14
• Bugatti Type 34 U-16
• Bugatti Type 50B
• Bugatti Type 60

Burgess-White

(W. Starling Burgess, Rollin H. White / Burgess Company of Marblehead, MA and White Company of Cleveland, OH)

• Burgess-White X-16^[62][2]

Burlat

(Société des Moteurs Rotatifs Burlat)

• Burlat 8cyl. 35hp rotary - 26 kW (35 hp) at 1800 rpm, 95 mm × 120 mm (3.74 in × 4.72 in). 85 kg (187 lb). 6 500F^[63][2][31]
• Burlat 8cyl. 60hp rotary - 45 kW (60 hp) at 1800 rpm, 120 mm × 120 mm (4.72 in × 4.72 in), 120 kg (264 lb), 11000F^[63][2][31]
• Burla 8cyl. 75hp rotary - 56 kW (75 hp) at 1800 rpm, 120 mm × 170 mm (4.72 in × 6.69 in), 140 kg (308 lb), 11000F^[63][2]
• Burlat 16cyl. 120hp rotary - 89 kW (120 hp)p at 1750 rpm, 120 mm × 120 mm (4.72 in × 4.72 in), 225 kg (495 lb), 22000 F^[63][2][31]

Burnelli

• Burnelli AR-3

Burt

(Peter Burt)

• Burt 180hp V-12^[2]

C

CAC

• CAC R-975 Cicada
• CAC R-1340
• CAC R-1830
• CAC Merlin

CAE

See:Teledyne CAE

Caffort

(Anciens Etablissements Caffort Frères)

• Caffort 12Aa^[64][34]

Cal-Aero

( Cal-aero Institute, California)

• Cal-Aero XLC-1^[65]

Call

(Henry L. Call)

• Call E-1 2OW^[1][2]
• Call E-2 4OW^[1][2]

CAM

(Canadian Airmotive Inc.)

• CAM TURBO 90^[66]

Canton-Unné

• Canton-Unné X-9

Cameron

(Cameron Aero Engine Division / Everett S. Cameron)

• Cameron C4-I-E1^[5]
• Cameron C6^[5]
• Cameron C12^[5]

Campini

Source:Gunston^[14]

• Secondo Campini thermojet

CANSA

(Fabbrica Italiana Automobili Torino – Costruzioni Aeronautiche Novaresi S.A.)

• CANSA C.80^[17]

Carden Aero Engines

Source:Ord-Hume.^[67]

• Carden-Ford 31hp 4-cyl.
• Carden-Ford S.P.1

CAREC

(China National Aero-Engine Corporation)

• CAREC WP-11

Casanova

(Ramon Casanova)

• Casanova pulse-jet^[1]

Cato

• Cato 35hp 2-cyl 2OA^[1][2]
• Cato 60hp 4-cyl 4IL^[1][2]
• Cato C-2 75 hp 2OA^[1][2]

Caunter

• Caunter B^[3][35]
• Caunter C^[3]
• Caunter D^[3]

Centrum

• Centrum 150hp 6-cyl radial^[2]

Ceskoslovenska Zbrojovka

Data from:^[18]

• Ceskoslovenska Zbrojovka ZOD 260-B 2-stroke radial diesel engine – 260 hp^[19]

CFM International

• CFM International CFM56
• CFM International LEAP

Chaise

(Societe Anonyme Omnium Metallurgique et Industriel / Etablissements Chaise et Cie)^[68]

• Chaise 12hp V-2
• Chaise 30hp V-4^[43][15]
• Chaise 4A 101 hp
• Chaise 4B 120 hp (14° inverted V-4)^[69]
• Chaise 4Ba
• Chaise AV.2^[44]

Chamoy

(M. Fernand Chamoy)

• Chamoy 5-cyl radial^[70]

Chamberlin

• Chamberlin L-236
• Chamberlin L-267

Changzhou

(Changzhou Lan Xiang Machinery Works)

• Changzhou WZ-6

Charomskiy

Source:Gunston^[14]

• Charomskiy AN.1
• Charomskiy ACh-30
• Charomskiy ACh-31^[71]
• Charomskiy ACh-32^[71]
• Charomskiy ACh-39^[71]
• Charomskiy M-40

Chelomey

• Chelomey D-3 Pulse-jet
• Chelomey D-5 Pulse-jet
• Chelomey D-6 Pulse-jet
• Chelomey D-7 Pulse-jet

Chenu

• Chenu 50-65hp 4-cyl DD 110 mm × 190 mm (4.3 in × 7.5 in)^[31][2]
• Chenu 75hp 6-cyl in-line 110 mm × 190 mm (4.3 in × 7.5 in)^[31]
• Chenu 90hp 4-cyl GD 120 mm × 130 mm (4.7 in × 5.1 in)^[31][2]
• Chenu 80-90hp 6-cyl DD^[2]
• Chenu 80-90hp 6-cyl GD^[2]
• Chenu 200-250hp 6-cyl DD 150 mm × 120 mm (5.9 in × 4.7 in)^[31] (for dirigibles)^[2]

Chengdu

• Chengdu WS-18

Chevrolair

(The Arthur Chevrolet Aviation Motors Corporation)

• Chevrolair 1923 Water-cooled in-line 4 upright^[72]
• Chevrolair D-4^[44]
• Chevrolair D-6^[44][73]
• Chevrolair 1923 Air-cooled in-line 4 upright and inverted^[72]

Chevrolet

• Chevrolet Turbo-Air 6 engine

Chinese aero-engines

Chotia

• Chotia 460^[45]

Christoffersen

(Christoffersen Aircraft Company)

• Christoffersen 120hp 6-cyl in-line^[2]
• Christoffersen 120hp V-12^[2]

Chrysler

• Chrysler IV-2220
• Chrysler T36D

Church

(Jim Church)

• Church J-3 Marathon
• Church V-248 V-8^[74]

Cicaré

• Cicaré 4C2T

Cirrus

• Cirrus I
• Cirrus II
• Cirrus III
• Cirrus Hermes
• Cirrus Major
• Cirrus Minor

Cisco Motors

• Cisco Snap 100

Citroën

• Citroen 2cyl Citroën 2CV – 18 hp
• Citroen 4cyl Citroën GS 1.2 – 65 hp at 5,700 rpm

Clapp's Cars

• Clapp's Cars Spyder Standard

Clément-Bayard

Data from:^[18]

• Clément-Bayard 30hp 2-cyl HOW^[2] 130.2 mm × 111.1 mm (5.125 in × 4.375 in)
• Clément-Bayard 29hp 4-cyl in-line^[2] 100 mm × 120 mm (3.94 in × 4.72 in)
• Clément-Bayard 40hp 4-cyl in-line^[2] 100 mm × 120 mm (3.94 in × 4.72 in)
• Clément-Bayard 100hp 4-cyl in-line 135 mm × 160 mm (5.3 in × 6.3 in)^[31]
• Clément-Bayard 118.5hp 4-cyl in-line^[2] 190 mm × 230 mm (7.48 in × 9.06 in)
• Clément-Bayard 117.5hp 6-cyl in-line^[2] 155 mm × 185 mm (6.1 in × 7.28 in)
• Clément-Bayard 250hp 6-cyl in-line^[2] 155 mm × 200 mm (6.1 in × 7.87 in) (for dirigibles)
• Clément-Bayard 50hp 7-cyl Radial^[2] 100 mm × 115 mm (3.94 in × 4.53 in)
• Clément-Bayard 300hp 8-cyl in-line^[2] 165 mm × 225 mm (6.5 in × 8.86 in) (for airships)
• Clément-Bayard V-16^[2] (for airships)

Cleone

• Cleone 1930 25hp 2-cyl hor opp 2 stroke

Clerget

(Société Clerget-Blin et Cie / Pierre Clerget)

Source:Lumsden^[3] except where noted

Cleveland

(Walter C. Willard / Cleveland Aero Engines)

• Cleveland 150hp 6-cyl axial engine 6x130 mm × 150 mm (5 in × 6 in)^[2]

Cleveland

(Cleveland Engineering Laboratories Company)

• Cleveland Weger 400hp 6-cyl 2-stroke radial 4.25 in × 5 in (108 mm × 127 mm)^[2]

C.L.M.

(Compagnie Lilloise de Moteurs S.A)

• Lille 6As 6-cyl opposed piston 2-stroke diesel (Junkers Jumo 205 licence built)^[16][77]
• Lille 6Brs (600 hp)^[77]

CMB

(Construction Mécanique du Béarn) See: Béarn

CNA

• CNA C.II
• CNA C.VI I.R.C.43
• CNA C.7^[17]
• CNA D.4
• CNA D.VIII

Coatalen

Source:Brew^[78]

• Coatalen 12Vrs-2^[16] diesel

Colombo

• Colombo C.160^[2]
• Colombo D.110^[2]
• Colombo E.150^[2]
• Colombo S.53^[17]
• Colombo S.63^[17]

Combi

• Combi 150hp 6-cyl^[2]

Comet

(Comet Engine Corp, Madison WI.)

• Comet 130hp
• Comet 5
• Comet 7-D 1928 (ATC 9) = 150 hp 612ci 7RA.
• Comet 7-E 1929 (ATC 47) = 165 hp 612ci 7RA.
• Comet 7-RA 1928 (ATC 9) = 130 hp 7RA.

Compagnie Lilloise de Moteurs

See:C.L.M.

Conrad

(Deutsche Motorenbau G.m.b.H. / Robert Conrad)

• Conrad C.III – (licence built by N.A.G. as the C.III N.A.G.)

Continental

Cors-Air

(Cors-Air srl, Barco di Bibbiano, Italy)

• Cors-Air M19 Black Magic
• Cors-Air M21Y
• Cors-Air M25Y Black Devil

Corvair

(conversions and derivatives of the Chevrolet Turbo-Air 6 engine)

• AeroMax Aviation AeroMax 100
• Clapp's Cars Spyder Standard
• Magsam/Wynne (Del Magsam / William Wynne)

Cosmos Engineering

• Cosmos Jupiter
• Cosmos Lucifer
• Cosmos Mercury
• Cosmos Hercules 1,000 hp - 18x 6.25 in × 7.5 in (159 mm × 191 mm)^[2][80]

Coventry Victor

• Coventry Victor Neptune^[3][35]

Crankless Engines Company

(Anthony Michell)

• Michell XB-4070

C.R.M.A.

(Société de construction et de Reparationde Materiel Aéronautique)

• C.R.M.A. Type 102

Curtiss

Curtiss-Kirkham

• Curtiss-Kirkham K-12^[14]

Curtiss-Wright

• Curtiss-Wright LR25
• Curtiss-Wright RJ41 Ramjet
• Curtiss-Wright RJ47 Ramjet
• Curtiss-Wright RJ51 Ramjet
• Curtiss-Wright RJ55 Ramjet
• Curtiss-Wright RC2-60 Wankel engine
• Curtiss-Wright R-600 Challenger
• Curtiss-Wright TJ-32 (Olympus from Bristol, modified by CW)
• Curtiss-Wright TJ-38 Zephyr (Americanised Olympus 551)

Cuyuna

See:2si

D

D-Motor

• D-Motor LF26
• D-Motor LF39

D'Hennian

• D'Hennian 10-12hp rotary^[2]
• D'Hennian 50hp 7-cyl rotary^[2]

Daiichi Kosho Company

• Daiichi Kosho DK 472

Daimler-Benz

Source:Gunston^[14] except where noted

Damblanc-Mutti

• Damblanc-Mutti 165hp^[83]
• Damblanc-Mutti 11-cyl. rotary 220 hp^[2]

Danek

(Ceskomorarsk-Kolben-Danek & Co.)

• Danek Praga 500 hp V-12^[44]

Daniel

(Daniel Engine Company)

• Daniel 7-cyl rotary^[2]

Dansette-Gillet

• Dansette-Gillet Type A 45hp 4-cyl in-line 105 mm × 160 mm (4.1 in × 6.3 in)^[31]
• Dansette-Gillet Type C 32hp 4-cyl in-line 98 mm × 125 mm (3.9 in × 4.9 in)^[31]
• Dansette-Gillet Type D 70hp 4-cyl in-line 130 mm × 160 mm (5.1 in × 6.3 in)^[31]
• Dansette-Gillet 100hp 6-cyl in-line 130 mm × 160 mm (5.1 in × 6.3 in)^[31]
• Dansette-Gillet 120hp V-8 114 mm × 160 mm (4.5 in × 6.3 in)^[31]
• Dansette-Gillet 200hp 6-cyl in-line 180 mm × 200 mm (7.1 in × 7.9 in)^[31]

Darracq

Data from:^[18]

• Darracq 25hp O-2 130 mm × 120 mm (5.1 in × 4.7 in)^[2]
• Darracq 50hp O-4 130 mm × 120 mm (5.1 in × 4.7 in)^[2]
• Darracq 43hp 4-cyl in-line 120 mm × 140 mm (4.7 in × 5.5 in)^[2]
• Darracq 84hp 4-cyl in-line 170 mm × 140 mm (6.7 in × 5.5 in)^[2]
• Darracq 12Da 420 hp V-12

Dassault

• Dassault MD.30 Viper
• Dassault R.7 Farandole^[21][79]

Day

(Charles Day)

• Day 25hp 5-cyl^[2]

Dayton

(Dayton Airplane Engine Co.)

• Dayton Bear^[34]

de Dietrich

• de Dietrich 4-cyl in-line^[2]

De Dion-Bouton

• De Dion-Bouton 80 hp V-8 100 mm × 120 mm (3.9 in × 4.7 in)
• De Dion-Bouton 100 hp V-8 90 mm × 150 mm (3.5 in × 5.9 in)^[31]
• De Dion-Bouton 130 hp 12B V-12
• De Dion-Bouton 150 hp V-8 125 mm × 150 mm (4.9 in × 5.9 in)^[2]
• De Dion-Bouton 800 hp X-16 170 mm × 190 mm (6.7 in × 7.5 in)^[2]

de Havilland

Sources: Piston engines, Lumsden,^[3] gas turbine and rocket engines, Gunston.^[14]

Piston engines

• de Havilland Iris
• de Havilland Ghost (V8)
• de Havilland Gipsy
• de Havilland Gipsy Twelve - known as "Gipsy King" in military service
• de Havilland Gipsy Major - also known as Gipsy IIIA
• de Havilland Gipsy Minor
• de Havilland Gipsy Queen
• de Havilland Gipsy Six

Gas turbines

• Halford H.1
• de Havilland Ghost
• de Havilland Gnome
• de Havilland Goblin
• de Havilland Gyron
• de Havilland Gyron Junior

Rockets

• de Havilland Spectre
• de Havilland Double Spectre - two Spectre engines mounted together
• de Havilland Sprite - for rocket-assisted take off
• de Havilland Super Sprite - development of Sprite

de Laval

• de Laval T42

Deicke

(Arthur Deicke)

• Deicke ADM-7^[36][35]

Delafontaine

• Delafontaine Diesel – seven-cylinder air-cooled

Delage

• Delage 12C.E.D.irs
• Delage Gvis

DeltaHawk

• DeltaHawk DH160
• DeltaHawk DH180A4

Demont

(Messrs Demont, Puteaux, France)

• Demont 300hp 6-cyl double acting rotary 175 mm × 80 mm (6.9 in × 3.1 in)^[2]

Deschamps

Data from:^[18] (D.J.Deschampsdesigner – Lambert Engine & machine Co.,Illinois manufacturer)

• Deschamps v-12 inverted 2-stroke diesel

Detroit Aero

• Detroit Aero 25-30hp 2OA^[2]

DGEN

• DGEN 380^[84]

Diamond Engines

• Diamond Engines GIAE 50R
• Diamond Engines GIAE 75R
• Diamond Engines GIAE-110R

Diemech Turbine Solutions

(DeLand, Florida, United States)

• Diemech TJ 100
• Diemech TP 100

Diesel Air

• Diesel Air Dair 100

DKW

(A.G.-Werk DKW, Zschopau S.a.)

• DKW FL 600W^[85]

Doble-Besler

• Doble-Besler V-2 steam engine

Dobrotvorskiy

• Dobrotvorskiy MB-100
• Dobrotvorskiy MB-102

Dobrynin

Source:Gunston^[14]

• Dobrynin VD-4K
• Dobrynin VD-7

Dongan

(also known as Harbin Engine Factory)

• Dongan HS-7
• Dongan HS-8
• Dongan WJ-5
• Dongan WZ-5
• Dongan WZ-6

Dodge

• Dodge 125hp 6-cyl rotary Victory 5 in × 6 in (130 mm × 150 mm)^[2]

Dorman

(W. H. Dorman and Co., Ltd)

• Dorman 60-80hp V-8 4 in × 4.75 in (102 mm × 121 mm)^[2][86]

Douglas

Mostly developed from Douglas motorcycle engines

• Douglas 350cc
• Douglas 500cc^[87]
• Douglas Dot^[87]
• Douglas 736cc (some sources 737cc)^[87]
• Douglas 750cc^[87]
• Douglas Digit 22 hp at 3,000rpm^[87]
• Douglas Dryad^[87]
• Douglas/Aero Engines Sprite/^[87]
• Aero Engines 1500cc^[87]

Douseler

• Douseler 40hp 4-cyl in-line^[2]

Dreher

(Dreher Engineering Company)

• Dreher TJD-76 Baby Mamba^[45][58][88]

Duesenberg

• Duesenberg Special A^[89]
• Duesenberg Special A3^[89]
• Duesenberg H 850 hp V-16 6 in × 7.5 in (150 mm × 190 mm)^[2][11][89]
• Duesenberg 100hp 4-cyl. direct drive in-line 4.75 in × 7 in (121 mm × 178 mm)^[2]
• Duesenberg 125hp 4-cyl. geared in-line 4.75 in × 7 in (121 mm × 178 mm)^[2][11][89]
• Duesenberg 300hp V-12 4.875 in × 7 in (123.8 mm × 177.8 mm)^[2][11][89]
• Duesenberg A-44 70 hp 4-cyl 4.375 in × 6 in (111.1 mm × 152.4 mm)^[2]

Dufaux

• Dufaux 5-cyl tandem double-acting in-line engine^[2]

Dushkin

• Dushkin D-1-A-1100
• Dushkin RD-A-150
• Dushkin RD-A-300
• Dushkin S-155
• Dushkin RD-2M

Dutheil et Chalmers

Data from:^[18] (some sources erroneously as Duthiel-Chambers)

• Dutheil et Chalmers 20hp O-2 125��mm × 120 mm (4.9 in × 4.7 in)^[2]
• Dutheil et Chalmers 25hp O-2 128 mm × 130 mm (5.0 in × 5.1 in)^[2]
• Dutheil et Chalmers 37.25hp O-2 110 mm × 300 mm (4.3 in × 11.8 in)^{[2][clarification needed]}
• Dutheil et Chalmers 40hp O-4 125 mm × 120 mm (4.9 in × 4.7 in)^[2]
• Dutheil et Chalmers 50hp O-4
• Dutheil et Chalmers 60hp O-6 125 mm × 120 mm (4.9 in × 4.7 in)^[2]
• Dutheil et Chalmers 72.5hp O-6 128 mm × 130 mm (5.0 in × 5.1 in)^[2]
• Dutheil et Chalmers 76hp O-4
• Dutheil et Chalmers 38hp OP-2
• Dutheil et Chalmers 56.5hp O-3 110 mm × 300 mm (4.3 in × 11.8 in)^[2]
• Dutheil et Chalmers 75hp O-4 110 mm × 300 mm (4.3 in × 11.8 in)^[2]
• Dutheil et Chalmers 97hp O-4 125 mm × 300 mm (4.9 in × 11.8 in)^[2]
• Dutheil et Chalmers 100hp O-4 160 mm × 140 mm (6.3 in × 5.5 in)^[2]
• Dutheil et Chalmers 72.5hp O-6 128 mm × 130 mm (5.0 in × 5.1 in)^[2]

Dux

• Dux Hypocycle^[71]

Dyna-Cam

• Dyna-Cam

E

Easton

Data from:^[18]

• Easton 50hp V-8^[2]
• Easton 75hp V-8^[2]

ECi

• ECi O-320
• ECi Titan X320
• ECi Titan X340
• ECi Titan X370

Ecofly

(Ecofly GmbH, Böhl-Iggelheim, Germany)

• Ecofly M160

Edelweiss

• Edelweiss 75hp 6-cyl fixed piston radial 115 mm × 120 mm (4.5 in × 4.7 in)^[2]
• Edelweiss 125hp 6-cyl fixed piston radial 115 mm × 120 mm (4.5 in × 4.7 in)^[2]

Eggenfellner Aircraft

• Eggenfellner E6

E.J.C.

• E.J.C. 60hp 6-cyl rotary 100 mm × 100 mm (3.9 in × 3.9 in)^[2]
• E.J.C. 10-cyl rotary 100 mm × 100 mm (3.9 in × 3.9 in)^[2]

Elbridge

(Elbridge Engine Company)

• Elbridge A 2IW 6-10 hp 3.75 in × 3.5 in (95 mm × 89 mm)^[2]
• Elbridge C 3IW 18-30 hp 4.625 in × 4.5 in (117.5 mm × 114.3 mm)^[2]
• Elbridge 4-cyl 4IW 4.625 in × 4.5 in (117.5 mm × 114.3 mm)^[2]
• Elbridge Featherweight 3-cyl 3IW 30-40 hp 4.625 in × 4.5 in (117.5 mm × 114.3 mm)^[2]
• Elbridge Featherweight 4-cyl 4IW 40-60 hp 4.625 in × 4.5 in (117.5 mm × 114.3 mm)^[2]
• Elbridge Featherweight 6-cyl 6IW 60-90 hp 4.625 in × 4.5 in (117.5 mm × 114.3 mm)^[2]
• Elbridge Aero Special 4IW 50-60 hp 4.625 in × 4.5 in (117.5 mm × 114.3 mm)^[2]

Electravia

• Electravia GMPE 102
• Electravia GMPE 104
• Electravia GMPE 205

Electric Aircraft Corporation

• Electric Aircraft Corporation Electra 1

Elektromechanische Werke

• Elektromechanische Werke Taifun rakatenmotor^[36]
• Elektromechanische Werke Wasserfall rakatenmotor^[36]

Elizalde

Source:Gunston^[14]

• Elizalde A
• Elizalde A6?
• Elizalde Dragon
  • Elizalde D V^[44]
  • Elizalde D VII^[44]
  • Elizalde D IX B.^[43]
  • Elizalde D IX M.R.^[43]
  • Elizalde D IX C.R.^[43]
• Elizalde Super Dragon^[43]
  • Elizalde S.D.M^[43]
  • Elizalde S.D.M.R.^[43]
  • Elizalde S.D.C^[43]
  • Elizalde S.D.C.R.^[43]
• Elizalde Sirio^[53]
• Elizalde Tigre IV
• Elizalde Tigre VI^[5]
• Elizalde Tigre VIII^[5]
• Elizalde Tigre XII^[5]

Ellehammer

• Elllehammer 3-cyl radial
• Elllehammer 5-cyl radial
• Elllehammer rotary engine^[2]

Emerson

• Emerson 100hp 6-cyl^[2]

EMG

(EMG Engineering Company / Eugene M. Gluhareff)

• Gluhareff G8-2-20^[24][45][90]
• Gluhareff G8-2-80^[24]
• Gluhareff G8-2-130^[24]
• Gluhareff G8-2-250^[24]

Emrax

• Emrax 2
• Emrax 207
• Emrax 228
• Emrax 268

Endicott

• Endicott 60hp 3-cyl 2-stroke^[2]

Engine Alliance

• Engine Alliance GP7000

Engineered Propulsion Systems

(Engineered Propulsion Systems)

• Engineered Propulsion Systems Graflight V-8

Engineering Division

• Engineering Division W-1 750 hp W-18 5.5 in × 6.5 in (140 mm × 170 mm)^[2]
  • Engineering Division W-1A-18
  • Engineering Division W-2779
• Engineering Division W-2 1000 hp W-18 6.5 in × 7.5 in (170 mm × 190 mm)^[2]
• Engineering Division 350hp 9-cyl radial 5.875 in × 6 in (149.2 mm × 152.4 mm)^[2]

ENMA

(Empresea Nacional de motores de Aviacion S.A.)

• ENMA Alcion^[10][9]
• ENMA Beta
• ENMA Flecha^[10][9]
• ENMA Sirio^[9]
• ENMA Tigre
• ENMA A-1 Alcion^[10][9]
• ENMA F-IV Flecha^[10][9]
• ENMA Flecha F.1^[10][9]
• ENMA Sirio S2^[10]
• ENMA Sirio S3^[10]
• ENMA S-VII Sirio^[9]
• ENMA 4.(2L)-00-93^[10]
• ENMA 7.E-CR.15-275^[10]
• ENMA 7.E-C20-500^[10]
• ENMA 7.E-CR20-600^[10]
• ENMA 7.E-CR.15-275^[10]
• ENMA 9.E-C.29-775^[10]

E.N.V.

• E.N.V. Type A
• E.N.V. Type C
• E.N.V. Type D
• E.N.V. Type F/FA^[91][3]
• E.N.V. Type H ^[91][3]
• E.N.V. 40hp V-8 ^[2]
• E.N.V. 62hp V-8 ^[2]
• E.N.V. 75hp V-8 ^[2]
• E.N.V. 100hp V-8 ^[91][2]
• E.N.V. 1914 100hp V-8^[3]
• E.N.V. 1909 25/30hp O-4 ^[91][3]
• E.N.V. 1910 30hp O-4 ^[91][3]

ERCO

• ERCO IL-116

Esselbé

• Esselbé 65hp 7-cyl rotary 110 mm × 120 mm (4.33 in × 4.72 in)^[2]

Etoile

• Etoile 400hp^[2]

EuroJet

• Eurojet EJ200

Europrop

• Europrop TP400

F

F&S

• F&S K 8 B

Fahlin

• Fahlin Plymouth conversion^[43]

Fairchild

For Ranger and Fairchild Ranger engines see: Ranger

Source:Gunston^[14] except where noted

• Fairchild Caminez 4-cylinder^[92][34]
• Fairchild Caminez 8 cylinder^[92]
• Fairchild J44
• Fairchild J63
• Fairchild J83
• Fairchild T46

Fairdiesel

• Fairdiesel barrel engine

Fairey

• Fairey Felix
• Fairey P.12 Prince
• Fairey P.16 Prince
• Fairey P.24 Monarch

Falconer

(Ryan Falconer Racing Engines)

• Falconer L-6
• Falconer V-12

Farcot

• Farcot 8-10hp V-2^[2]
• Farcot Fan-6^[2]
• Farcot 100-110hp V-8^[2]
• Farcot 30 hp 8cyl radial^[2]
• Farcot 65 hp 8cyl radial 105 mm × 120 mm (4.13 in × 4.72 in)^[2]
• Farcot 100 hp 8cyl radial^[18][2]

Farina

(S.A. Stabilimenti Farina)

• Farina Algol^[43]
• Farina Aligoth^[43]
• Farina T.58^[15]

Farman

Source:Liron^[93][94]Note: Farman engine designations differ from other French manufacturers in using the attributes as the basis of the designation, thus; Farman 7E ( 7-cyl radial E - Etoile / Star / Radial) or Farman 12We ( W-12 fifth type - the e is not a variant or sub-variant it is the type designator). As usual there are exceptions such as the 12Gvi, 12B, 12C and 18T.

Fasey

• Fasey 200hp V-12 127 mm × 127 mm (5.0 in × 5.0 in)^[2]

Fatava

Source:^[31]

• Fatava 45hp 4IL 110 mm × 120 mm (4.3 in × 4.7 in)^[2]
• Fatava 90hp V-8 110 mm × 120 mm (4.3 in × 4.7 in)^[2]
• Fatava 180hp X-16 110 mm × 120 mm (4.3 in × 4.7 in)^[2]

Faure and Crayssac

• Faure and Crayssac 80hp rotary^[2]
• Faure and Crayssac 350hp 6-cyl. 2st barrel engine 100 mm × 180 mm (3.9 in × 7.1 in)^[2]

Fedden

(Roy Fedden Ltd.)

• Fedden Cotswold
• Fedden 6A1D-325 (185 hp 6HO)^[5][1]
• Fedden G6A1D-325 (geared)^[5][1] 6AID-325?

Fiat

Data from:Italian Civil & Military Aircraft 1930–1945^[17]

Firewall Forward Aero Engines

• Firewall Forward CAM 100
• Firewall Forward CAM 125

FKFS

• FKFS Gruppen-Flugmotor A^[96]
• FKFS Gruppen-Flugmotor B?
• FKFS Gruppen-Flugmotor C^[96]
• FKFS Gruppen-Flugmotor D^[96]
• FKFS Gruppen-Flugmotor 37.6 l 48-cyl^[96]

Flader

Source:Geen and Cross^[97]

• Flader J55^[97] Type 124 Lieutenant
• Flader T33^[97] Type 125? Brigadier

Fletcher

• Fletcher 5hp^[3]
• Fletcher 9hp^[3]
• Fletcher Empress 50 hp rotary^[3]

FNM

• FNM R-760
• FNM R-975

Ford

• Ford O-145
• 4 Cylinder X engine
• 8 Cylinder X engine
• Ford PJ31 Pulsejet, see Republic-Ford JB-2
• Ford V-1650 Liberty V-12

Fox

(Dean Manufacturing Company, Newport, Kentucky)

• Fox 45hp 3-cyl in-line 2-stroke 4 in × 4 in (100 mm × 100 mm)^[2]
• Fox 36hp 4-cyl in-line 2-stroke 3.5 in × 3.5 in (89 mm × 89 mm)^[2]
• Fox 60hp 4-cyl in-line 2-stroke 4 in × 4 in (100 mm × 100 mm)^[2]
• Fox 90hp 6-cyl in-line 2-stroke 4 in × 4 in (100 mm × 100 mm)^[2]
• Fox 200hp 8-cyl in-line 2-stroke 6 in × 6 in (150 mm × 150 mm)^[2]
• Fox De-luxe 50hp 4-cyl in-line 2-stroke 4.75 in × 4.25 in (121 mm × 108 mm)^[2]

Franklin

Source:Gunston.^[14]

Fredrickson

(World's Motor Company, Bloomington, Illinois)

• Fredrickson Model 5a^[2]
• Fredrickson Model 10a^[2]

Frontier

(Frontier Iron Works, Buffalo, New York)

• Frontier 35hp 4-cyl in-line 4.125 in × 4.75 in (104.8 mm × 120.7 mm)^[2]
• Frontier 55hp V-8 4.125 in × 4.75 in (104.8 mm × 120.7 mm)^[2]

Fuji

• Fuji JO-1^[9] (Nippon JO-1)
• Fuji J3-1^[21] (Nippon J3-1)

Fuscaldo

• Fuscaldo 90hp^[98]

Funk

(Akron Aircraft Company / Funk Aircraft Company)

• Funk Model E

G

Gaggenau

• Gaggenau 4-cyl in-line^[2]

Gajęcki

• Gajęcki XL-Gad^[99]

Galloway

(Galloway Engineering Company ltd.)

• Galloway Adriatic 6IL 145 mm × 190 mm (5.7 in × 7.5 in)^[2]
• Galloway Atlantic 145 mm × 190 mm (5.7 in × 7.5 in)(master rod)^[2]

Garrett

Source:Gunston^[14] except where noted

Now under Honeywell management/design/production

Garuff

• Garuff A – aircraft diesel engine

GE Honda Aero Engines

• GE Honda HF120

Geiger Engineering

• Geiger HDP 10
• Geiger HDP 12
• Geiger HDP 13.5
• Geiger HDP 16
• Geiger HDP 25
• Geiger HDP 32
• Geiger HDP 50

GEN Corporation

• GEN 125

General Aircraft Limited

• General Aircraft Monarch V-4^[3][101]
• General Aircraft Monarch V-6^[3]

General Electric

General Electric/Rolls-Royce

• General Electric/Rolls-Royce F136

General Motors Research

• General Motors Research X-250^[102]

General Ordnance

(General Ordnance Company, Derby, Conn.)

• General Ordnance 200hp V-8 4.75 in × 6.5 in (121 mm × 165 mm)^[11][2]

Giannini

(Pulsejets)

• Giannini PJ33
• Giannini PJ35
• Giannini PJ37
• Giannini PJ39

Glushenkov

Source:Gunston.^[14]

• Glushenkov TVD-10
• Glushenkov TVD-20
• Glushenkov GTD-3

Gnome et Rhône

Gnome et Rhône^[14][18] except where noted Im French engine designations —even— sub-series numbers (for example Gnome-Rhône 14N-68) rotated anti-clockwise (LH rotation) and were generally fitted on the starboard side, —odd numbers— (for example Gnome-Rhône 14N-69) rotated clockwise (RH rotation) and were fitted on the port side.

Gnome

• Gnome 1906 25hp rotary – prototype Gnome rotary engine
• Gnome 34hp 5-cyl rotary 100 mm × 100 mm (3.9 in × 3.9 in)^[18][2]
• Gnome 123hp 14-cyl rotary 110 mm × 120 mm (4.33 in × 4.73 in)^[18]
• Gnome 1907 50hp
• Gnome 7 Gamma 70 hp 130 mm × 120 mm (5.1 in × 4.7 in)^[2][3]
• Gnome 14 Gamma-Gamma^[3][2]
• Gnome 9 Delta 100 hp 124 mm × 150 mm (4.9 in × 5.9 in)^[2][3]
• Gnome 18 Delta-Delta 200 hp^[2]
• Gnome 7 Lambda 80 hp 124 mm × 140 mm (4.9 in × 5.5 in)^[2]
• Gnome 14 Lambda-Lambda 160 hp^[2]
• Gnome 7 Sigma 60 hp 120 mm × 120 mm (4.7 in × 4.7 in)^[2]
• Gnome 14 Sigma-Sigma 120 hp^[2]
• Gnome 7 Omega 50 hp 110 mm × 120 mm (4.3 in × 4.7 in)^[2][3]
• Gnome 14 Omega-Omega 100 hp^[3][2]
• Gnome Monosoupape 7 Type A 80 hp 110 mm × 150 mm (4.3 in × 5.9 in)^[2]
• Gnome Monosoupape 9 Type B-2 100 hp 110 mm × 150 mm (4.3 in × 5.9 in)^[2]
• Gnome Monosoupape 11 Type C 190 hp 115 mm × 170 mm (4.5 in × 6.7 in)^[2]
• Gnome Monosoupape 9 Type N 165/170 hp 115 mm × 170 mm (4.5 in × 6.7 in)^[2]
• Gnome Monosoupape 18 Type Double-N 300 hp^[2]
• Gnome 600hp 20-cyl radial 140 mm × 170 mm (5.5 in × 6.7 in)^[2]

Gnome et Rhône

• Gnome-Rhône 5B - licence built Bristol Titan
• Gnome-Rhône 5K Titan - licence built Bristol Titan
• Gnome-Rhône 7K Titan Major - 7-cylinder development of 5K
• Gnome-Rhône 9A Jupiter - licence built Bristol Jupiter
• Gnome-Rhône 9K Mistral
• Gnome-Rhône 14K Mistral Major
• Gnome-Rhône 14M Mars
• Gnome-Rhône 14N
• Gnome-Rhône 14P
• Gnome-Rhône 14R
• Gnome-Rhône 18L
• Gnome-Rhône 18R
• Gnome-Rhône 28T^[102]

Gobe

• Gobe 2-stroke engine^[2]

Gobrón-Brillié

(Gustave Gobrón and Eugène Brillié)

• Gobrón-Brillié 54hp X-8 90 mm × 160 mm (3.5 in × 6.3 in)^[2][18][1] (fitted to 1910 Voisin de-Caters)
• Gobrón-Brillié 102hp X-8 120 mm × 200 mm (4.7 in × 7.9 in)^[2][18]

Goebel

(Georg Goebel of Darmstadt) / (ver Gandenbergesche Maschinen Fabrik)

• Goebel 2-cyl. 20/25hp HOA^[1]
• Goebel Type II 100/110 hp 7-cyl. rotary 138 mm × 150 mm (5.4 in × 5.9 in)^[2]
• Goebel Type III 200/230 hp 9-cyl. rotary 138 mm × 290 mm (5.4 in × 11.4 in)^[2]
• Goebel Type V 50/60 hp 7-cyl. rotary 105 mm × 105 mm (4.1 in × 4.1 in)^[2]
• Goebel Type VI 30/40 hp 7-cyl. rotary 94 mm × 95 mm (3.7 in × 3.7 in)^[2]
• Goebel 170hp 9-cyl rotary^[1]
• Goebel 170hp 11-cyl rotary^[1]
• Goebel 180hp 11-cyl rotary^[1]

Grade

• Grade 16hp V-4 2-stroke^[11][2][103]

Great Plains Aircraft Supply

• Great Plains Type 1 Front Drive

Green

• Green 32hp 4-cyl in-line 4.13 in × 4.73 in (105 mm × 120 mm)^[91]
• Green 60hp 4-cyl in-line 5.52 in × 5.75 in (140 mm × 146 mm)^[91]
• Green 82hp V-8 4.57 in × 5.52 in (116 mm × 140 mm)^[2][3][91]
• Green C.4
• Green D.4
• Green E.6
• Green 150hp 6-cyl in-line 5.59 in × 7.01 in (142 mm × 178 mm)^[2]
• Green 260-275hp V-12 1914^[3]
• Green 300hp V-12 5.59 in × 7.01 in (142 mm × 178 mm)^[2][11][91]
• Green 450hp W-18 5.59 in × 7.01 in (142 mm × 178 mm)^[2] 1914^[11][91]

Grégoire-Gyp

(Pierre Joseph Grégoire / Automobiles Grégoire)

• Grégoire-Gyp 26hp 4-cyl in-line (3-cyl?)92 mm × 140 mm (3.62 in × 5.52 in)^[2][18]
• Grégoire-Gyp 40hp 4-cyl inverted in-line^[104]
• Grégoire-Gyp 51hp 4-cyl in-line 130 mm × 140 mm (5.12 in × 5.52 in)^[2][18]
• Grégoire-Gyp 70hp^[105]

Grey Eagle

• Grey Eagle 40hp 4-cyl in-line - 4.25 in × 4.5 in (108 mm × 114 mm)^[2]
• Grey Eagle 60hp 6-cyl in-line - 4.25 in × 4.5 in (108 mm × 114 mm)^[2]
• Grey Eagle 50hp 4-cyl in-line - 4 in × 4.5 in (100 mm × 110 mm)^[2]

Grizodubov

(S.V. Grizodubov)

• Grizodubov 1910 40hp 4-cyl.^[71]

Grob

• Grob 2500
• Grob 2500E

Guiberson

(Guiberson Diesel Engine Company) Source:Gunston^[14] except where noted

• Guiberson A-918^[43]
• Guiberson A-980 – 210 hp (160 kW)^[43]
• Guiberson A-1020 – 340 hp (250 kW)^[43]
• Guiberson T-1020 - 210 hp (160 kW) (tank engine?)^[43]
• Guiberson T-1400 - 250 hp (190 kW) (tank engine)^[5]

Guizhou

(Guizhou Liming Aircraft Engine Company)

• Guizhou WP-13
• Guizhou WS-13 ("Taishan")

Gyro

Data from:^[106]

• Gyro 50hp 7-cyl rotary Old Gyro 4.3125 in × 4.75 in (109.54 mm × 120.65 mm)^[2]
• Gyro Model J 5-cyl 50 hp Duplex^[2]
• Gyro Model K 7-cyl 50 hp Duplex^[2][106]
• Gyro Model L 9-cyl 50 hp Duplex^[2][106]

H

Haacke

(Haacke Flugmotoren)Source: RMV^[1]

• Haacke HFM 2 - 2cyl. 25/28 hp 112 mm × 140 mm (4.4 in × 5.5 in)^[2]
• Haacke HFM 2a - 2cyl. 35 hp 120 mm × 140 mm (4.7 in × 5.5 in)^[2]
• Haacke HFM 3 - 3cyl. fan 40 hp^[2]
• Haacke 55/60hp 5-cyl. radial^[2]
• Haacke 60/70hp radial^[2]
• Haacke 90hp 7-cyl. radial^[2]
• Haacke 120hp 10-cyl. radial^[2]

HAL

See:Hindustan Aeronautics Limited

Hall-Scott

• Hall-Scott 60 hp
• Hall-Scott A-1
• Hall-Scott A-2 ^[2][14]
• Hall-Scott A-3 ^[2][14]
• Hall-Scott A-4 ^[2][14]
• Hall-Scott A-5 ^[2][14]
• Hall-Scott A-5a ^[2][14]
• Hall-Scott A-7
• Hall-Scott A-7a
• Hall-Scott A-8 ^[2][14]
• Hall-Scott L-4 ^[2][14]
• Hall-Scott L-6

Hallett

(Hallett Aero Motors Corp, Inglewood CA.)

• Hallett H-526 7-cyl radial 130 hp^[34]

Hamilton

• Hamilton DOHC V-8^[2]

Hamilton Sundstrand

• Sundstrand T100

Hansa-Lloyd

(Hansa-LLoyd Werke AG)

• Hansa-LLoyd V-16^[2]

Hansen-Snow

(W.G. Hansen & L.L. Snow, Pasadena, CA)

• Hansen-Snow 35hp 4-cyl in-line 4 in × 4.5 in (100 mm × 110 mm)^[2]

Hardy-Padmore

• Hardy-Padmore 100hp 5-cyl rqdial 4 in × 4 in (100 mm × 100 mm)^[2]

Harkness

(Donald (Don) Harkness, built by Harkness & Hillier Ltd)

• Harkness Hornet

Harriman

(Harriman Motors Company, South Glastonbury, Conn.)

• Harriman 30hp 4-cyl in-line^[2]
• Harriman 60hp 4-cyl in-line 5 in × 5 in (130 mm × 130 mm)^[2]
• Harriman 100hp 4-cyl in-line 5 in × 5 in (130 mm × 130 mm)^[2]

Harris-Gassner

• Harris-Gassner 50/60hp V-8^[2]

Harroun

• Harroun 24hp 2-cyl HOA 4 in × 4 in (100 mm × 100 mm)^[2]

Hart

• Hart 150hp 9-cyl rotary 5 in × 6 in (130 mm × 150 mm)^[2]
• Hart 156hp 9-cyl radial (?) 6 in × 5 in (150 mm × 130 mm)^[2][3]

Hartland

• Hartland 125hp

H.C.G.

(Les Établissements lipton)

• H.C.G. 2-cyl HOA^[15]

Heath

(Heath Aircraft Corp)

• Heath 4-B
• Heath 4-C
• Heath B-4^[43]
• Heath B-12
• Heath C-2
• Heath C-3
• Heath C-6

Heath

(Heath Aerial Vehicle Company, Chicago Illinois)

• Heath 25/30hp 4-cyl in-line^[2]

Heath-Henderson

• Heath-Henderson B-4^[43]

Heinkel-Hirth

Source:^[14]

Helium

From Flight^[31]

• Helium 45hp 3-cyl radial
• Helium 60hp 3-cyl radial
• Helium 75hp 5-cyl radial
• Helium 100hp 5-cyl radial
• Helium 45hp 3-cyl rotary 2-stroke
• Helium 60hp 3-cyl rotary 2-stroke
• Helium 100hp 5-cyl rotary 2-stroke
• Helium 120hp 6-cyl rotary 2-stroke
• Helium 200hp 10-cyl rotary 2-stroke
• Helium 120hp 6-cyl rotary 2-stroke
• Helium 200hp 10-cyl rotary 2-stroke

Hendee

• Hendee Indian 60/65hp V-8 4 in × 4.5 in (100 mm × 110��mm)^[2]
• Hendee Indian 50hp 7-cyl rotary 4.375 in × 4.875 in (111.1 mm × 123.8 mm)^[2]
• Hendee Indian 60hp 9-cyl rotary^{[107][clarification needed]}

Henderson

• Henderson 6hp 4-cyl in-line 2.375 in × 2.1875 in (60.33 mm × 55.56 mm)^[2]

Herman

• Herman 45hp
• Herman 70hp

Hermes Engine Company

• Hermes Cirrus

Hess

(Aubrey W. Hess / Alliance Aircraft Corporation)

• Hess Warrior^[20]

Hewland

• Hewland AE75

Hexatron Engineering

• Hexadyne P60
• Hexadyne O-49

Hiero

(Otto Hieronimus – designer – several manufacturers)

Hill Helicopters

• Hill Helicopters GT50^[110]

Hiller

• Hiller 1910
• Hiller 30hp
• Hiller 60hp
• Hiller 90hp

Hiller Aircraft

• Hiller 8RJ2B – ramjet for the Hiller YH-32 Hornet^[9]

Hilz

• Hilz 45/50hp 4-cyl in-line 120 mm × 130 mm (4.7 in × 5.1 in)^[2]
• Hilz 50/55hp 4-cyl in-line 120 mm × 130 mm (4.7 in × 5.1 in)^[2]
• Hilz 65hp 4-cyl in-line 124 mm × 140 mm (4.9 in × 5.5 in)^[2]

Hindustan Aeronautics Limited

• HAL HPE-2
• HAL PTAE-7
• HAL HJE-2500
• HAL HTFE-25
• HAL HTSE-1200
• HAL HPE-90^[111]
• HAL P.E.90H^[10]
• HAL HJE-2500^[58]
• GTRE GTX-35VS Kaveri
• PTAE-7
• GTSU-110

Hiro

• Hiro Type 14
• Hiro Type 61
• Hiro Type 90 ^[107]
• Hiro Type 91
• Hiro Type 94

Hirth

Hirth Motoren GmbH was merged with Heinkel to make "Heinkel-Hirth" in 1941.

Hispano-Suiza

Hitachi

Source:Gunston.^[14]

• Hitachi Ha12 (Army Type 95 150hp Air Cooled Radial)
• Hitachi Ha13 (Army Type 95 350hp Air Cooled Radial)
• Hitachi Ha13a (Army Type 98 450hp Air Cooled Radial)
• Hitachi Ha42
• Hitachi Ha47
• Hitachi Ha-51 (unified designation)
• Hitachi GK2
• Hitachi GK4
• Hitachi GK2 Amakaze
• Hitachi Kamikaze
• Hitachi Hatsukaze
• Hitachi Jimpu
• Hitachi Tempu
• Army Type 95 150hp Air Cooled Radial (Ha12 - Hatsudoki system)
• Army Type 95 350hp Air Cooled Radial (Ha13 - Hatsudoki system)
• Army Type 98 450hp Air Cooled Radial (Ha13a - Hatsudoki system)
• Army Type 4 110hp Air Cooled Inline (Ha47 - Hatsudoki system / GK4 - Navy system)

HKS

• HKS 700E
• HKS 700T

Hodge

• Hodge 320hp 18-cyl radial 4 in × 4 in (100 mm × 100 mm)^[2]

Hofer

(Al Hofer)

• Hofer 10-12hp 4cyl in-line 3.125 in × 3.75 in (79.4 mm × 95.3 mm)^[2]

Holbrook

(Holbrook Aero Supply)

• Holbrook 35hp^[2]
• Holbrook 50hp

Honda

• Honda HFX-01^[116]
• Honda HFX20^[116]
• Honda HF118
• GE Honda HF120

Honeywell

• Honeywell ALF502
• Honeywell HTF7000
• Honeywell LF507
• Honeywell LTS101
• Honeywell TPE-331
• Honeywell TFE731
• Honeywell FX5

Hopkins & de Kilduchevsky

• Hopkins & de Kilduchevsky 30-40hp
• Hopkins & de Kilduchevsky 60-80hp

Howard

• Howard 120hp 6-cyl in-line 150 mm × 105 mm (5.9 in × 4.1 in)^[2]

Hudson

(John W Hudson)

• Hudson 100hp 10-cyl radial 4.3125 mm × 4.75 mm (0.16978 in × 0.18701 in)^[2]

Hummel

( James Morris (Morry) Hummel of Bryan, Ohio)

• Hummel 28hp 1/2 VW
• Hummel 32hp 1/2 VW
• Hummel 45hp 1/2 VW
• Hummel 50hp VW
• Hummel 60hp VW
• Hummel 70hp VW
• Hummel 85hp VW

HuoSai

(HuoSai - Piston engine)

• HuoSai HS-5
• HuoSai HS-6
• HuoSai HS-7
• HuoSai HS-8

Hurricane

• Hurricane C-450 (8-cyl 2-stroke radial)^[44]

I

IAE

• IAE V2500
• IAE V2500SF SuperFan

I.Ae.

• I.Ae. 16 El Gaucho^[117]
• I.Ae. 19R El Indio^[46][118]
• IA IAO-1600-RX/1^[46]

IAME

(Ital-American Motor Engineering)

• KFM 104^[45]
• KFM 105^[45]
• KFM 107
• KFM 112M

IAR

• IAR K7-I 20^[43]
• IAR K9-I C40^[43]
• IAR K14
• IAR 4-G1
• IAR 6-G1
• IAR LD 450
• IAR DB605

ICP

• ICP M09

IHI

IL

(Instytut Lotnictwa – Aviation Institute)

• IL SO-1^[45]
• IL SO-3
• IL K-15^[24]

ILO

• ILO F 12/400

Imaer

• Imaer 1000^[66]
• Imaer 2000^[66]

Imperial

(Imperial Airplane Society)

• Imperial 35-70hp (various 6cyl rotary engines)
• Imperial 100hp (12cyl rotary)

In-Tech

(In-Tech International Inc.)

• In-Tech Merlyn^[24]

Indian

See: Hendee

Innodyn

(Innodyn L.L.C.)

• Innodyn TAE165^[1]
• Innodyn TAE185^[1]
• Innodyn TAE205^[1]
• Innodyn TAE255^[1]
• Innodyn 165 TE^[1]
• Innodyn 185 TE^[1]
• Innodyn 205 TE^[1]
• Innodyn 255 TE^[1]

International

Data from:^[18]

• International 21.5hp 4-cyl rotary 3.74 in × 2.52 in (95 mm × 64 mm)^[2]
• International 66hp 6-cyl rotary 5 in × 3.98 in (127 mm × 101 mm)^[2]

Ion

(Gabriel Ion)

• Ion airship steam engine

Irwin

(Irwin Aircraft Co)

• Irwin 79 Meteormotor (a.k.a. X)^[34][44]

Isaacson

(Isaacson Engine (Motor Supply Co.) / R.J. Isaacson)

• Isaacson 45hp 7-cyl. radial
• Isaacson 50hp
• Isaacson 60hp ^[3]
• Isaacson 6-cyl. radial
• Isaacson 50hp 7-cyl. radial ^[2]
• Isaacson 65hp 7-cyl. radial ^[2]
• Isaacson 100hp 14-cyl. radial ^[2]
• Isaacson 100hp 9-cyl. rotary ^[2]
• Isaacson 200hp 18-cyl. rotary ^[2]

Ishikawajima

See: IHI

Isotov

Source:Gunston^[14]

• Isotov GTD-350
• Isotov TV-2-117
• Isotov TV-3-117
• Isotov TVD-850^[45]

Isotta Fraschini

^[17]

Ivchenko

Source:Gunston.^[14]

IWL

See:Pirna

J

Jabiru

• Jabiru 1600
• Jabiru 2200
• Jabiru 3300
• Jabiru 5100

Jack & Heinz

• Jack & Heinz O-126^[5]

Jacobs

Source:Gunston^[14] except where noted

• Jacobs 35 hp
• Jacobs B-1
• Jacobs L-3^[44]
• Jacobs L-4
• Jacobs L-5
• Jacobs L-6
• Jacobs LA-1^[44]
• Jacobs LA-2
• Jacobs O-200
• Jacobs O-240A^[5]
• Jacobs O-240L^[5]
• Jacobs O-360A (air-cooled)^[5][53]
• Jacobs O-360L (liquid-cooled)^[5]
• Jacobs R-755
• Jacobs R-830
• Jacobs R-915

Jaenson

• Jaenson 300hp V-8 140 mm × 180 mm (5.51 in × 7.09 in)^[2]

Jalbert-Loire

• Jalbert-Loire 4-cyl. 160 hp
• Jalbert-Loire 6-cyl. 235 hp
• Jalbert-Loire 16-H – 16-cyl. 600 hp

Jameson

(Jameson Aero Engines Ltd.)

• Jameson FF-1 - 1940s horizontally opposed, four cylinder (106hp)^[3][123]

Janowski

(Jaroslaw Janowski)

• Janowski Saturn 500^[45]

J.A.P.

Data from:^[18]

• J.A.P. 1909 9hp 2-cyl.^[3]
• J.A.P. 1909 20hp 4-cyl.^[3]
• J.A.P. 38hp V-8 (air-cooled) 3.35 in × 3.74 in (85 mm × 95 mm)^[2]
• J.A.P. 45hp V-8 (water-cooled) 3.54 in × 4.33 in (90 mm × 110 mm)^[2]
• J.A.P. 1910 40hp V-8^[3]
• J.A.P. 8-cyl.^[3]
• Aeronca-J.A.P. J-99^[3]

Japanese rockets and Pulse-jets

• Type4 I-Go Model-20 (Rocket)
• Tokuro-1 Type 2 (Rocket)

Javelin

• Javelin Ford 230hp conversion^[24]

Jawa

• Jawa 1000
• Jawa M-150

Jendrassik

• Jendrassik Cs-1

J.E.T

(James Engineering Turbines Ltd)

• J.E.T Cobra^[124]

JetBeetle

• JetBeetle Tarantula H90
• JetBeetle Locust H150R
• JetBeetle Mantis H250

Jetcat

• Jetcat P160^[125]
• Jetcat P200^[126]
• Jetcat P400

Johnson

• Johnson Aero 75hp V-6 5 in × 4 in (130 mm × 100 mm)^[2]
• Johnson Aero 100hp V-8 5 in × 4 in (130 mm × 100 mm)^[2]
• Johnson Aero 150hp V-12 5 in × 4 in (130 mm × 100 mm)^[2]

JLT Motors

(Boos, Seine-Maritime, France)

• JLT Motors Ecoyota 82
• JLT Motors Ecoyota 100

JPX

• JPX 4TX75
• JPX D160
• JPX PUL 212
• JPX PUL 425
• JPX D-320

Junkers

Source:Kay^[127]

K

Kalep

(Fyodor Grigoryevich Kalep)

• Kalep 1911 4-cyl 2-stroke^[71]
• Kalep-60^[71]
• Kalep-80^[71]
• Kalep-100^[71]

Kawasaki

Source:Gunston^[14] except where noted

• Kawasaki Ha9 – License-built BMW VI for IJAAF
• Kawasaki Ha40 – License-built Daimler-Benz DB 601A for IJAAF
• Kawasaki Ha-60
• Kawasaki Ha140
• Kawasaki Ha201 – twin Ha40s with common gearbox
• Kawasaki KAE-240^[46]
• Kawasaki 440 engine.
• Kawasaki KJ12
• Kawasaki KT5311A

Kelly

• Kelly 200hp 2-stroke 4-cyl inline 6.5 in × 6.3 in (170 mm × 160 mm)^[2]

Kemp

(a.k.a. Grey Eagle )

• Kemp D-4
• Kemp E-6
• Kemp G-2
• Kemp H-6 (55 hp 6IL) 4.25 in × 4.5 in (108 mm × 114 mm)^[2]
• Kemp I-4 (35 hp 4IL) 4.25 in × 4.5 in (108 mm × 114 mm)^[2]
• Kemp J-8 (80 hp V-8) 4.25 in × 4.75 in (108 mm × 121 mm)^[2]
• Kemp K-2
• Kemp M-2
• Kemp O-101
• Kemp-Henderson 27hp

Ken Royce

LeBlond Aircraft Engine Corporation was sold to Rearwin Airplanes in 1937 and renamed Ken-Royce.

• Ken-Royce 5E - LeBlond 70-5E
• Ken-Royce 5G - LeBlond 90-5G
• Ken-Royce 7F- developed from LeBlond 7DF
• Ken-Royce 7G

Kessler

• Kessler 200hp 4.75 in × 5 in (121 mm × 127 mm)^[2]
• Kessler 6C-400 5.5 in × 6 in (140 mm × 150 mm)^[2]

KFM

(KFM (Komet Flight Motor) Aircraft Motors Division of Italian American Motor Engineering)

• KFM 107
• KFM 112M

Khatchaturov

• Khatchaturov R-35

KHD

• Humboldt-Deutz 6 cyl. in-line diesel^[128]
• Klöckner-Humboldt-Deutz diesel 8 cyl. rotary DZ 700?
• Klöckner-Humboldt-Deutz DZ 700^[128]
• Klöckner-Humboldt-Deutz DZ 710 16-cylinder horizontally opposed diesel^[36]
• Klöckner-Humboldt-Deutz DZ 720 32-cylinder H-block version of the 710^[36]
• KHD T112 (APU)^[58][42]
• KHD T117^[45]
• KHD T317^[45]
• Klöckner-Humboldt-Deutz T53-L-13A^[42]

Kiekhaefer

• Kiekhaefer O-45
• Kiekhaefer V-105

Kimball

• Kimball Beetle K
• Kimball Gnat M

King

(Chas. B. King)

• King 550hp V-12 5.5 in × 7 in (140 mm × 180 mm)^[2]

King-Bugatti

• King-Bugatti U-16

Kinner

Source:Gunston^[14] except where noted

• Kinner 60 hp
• Kinner B-5
• Kinner B-54
• Kinner C-5
• Kinner C-7^[43]
• Kinner SC-7^[43]
• Kinner K-5
• Kinner O-550
• Kinner O-552
• Kinner R-5
• Kinner R-53
• Kinner R-55
• Kinner R-56
• Kinner R-370
• Kinner R-440
• Kinner R-540
• Kinner R-720
• Kinner R-1045-2

Kirkham

• Kirkham 50hp 4IL (C-4?) 4.3125 in × 5.125 in (109.54 mm × 130.18 mm)^[2]
• Kirkham 75-85hp
• Kirkham 110hp
• Kirkham 180hp 9-cyl. radial
• Kirkham B-4 4.125 in × 4.75 in (104.8 mm × 120.7 mm)^[2]
• Kirkham B-6 4.125 in × 4.75 in (104.8 mm × 120.7 mm)^[2]
• Kirkham B-12
• Kirkham BG-6 (geared) 4.3125 in × 5.125 in (109.54 mm × 130.18 mm)^[2]
• Kirkham C-4
• Kirkham K-12^[82]

Kishi

• Kishi 70hp V-8 96 mm × 120 mm (3.8 in × 4.7 in)^[2]

Klimov

Source:Gunston^[14]

Knox

(Knox Motors Company, Springfield Mass.)

• Knox 300hp V-12 4.75 in × 7 in (121 mm × 178 mm)^[2]
• Knox H-106
• Knox R-266

Koerting

• Koerting 65hp V-8 116 mm × 126 mm (4.6 in × 5.0 in)^[2]
• Koerting 185hp V-8 110 mm × 140 mm (4.3 in × 5.5 in)^[2]
• Koerting 250hp V-12 120 mm × 140 mm (4.7 in × 5.5 in)^[2]

Kosoku

(Kosokudo Kikan KK)

• Kosoku KO-4^[107]

Kolesov

• Kolesov RD-36-51
• Kolesov VD-7

Köller

(Dr. Kröber und Sohn GmbH, Treuenbrietzen)

• Köller M3^[129]

König

(Compact Radial Engines)

• König SC 430
• König SD 570

Konrad

(Oberbayische Forschungsanhalt Dr. Konrad)

• Konrad 109-613
• Konrad Enzian IV rakatenmotor^[36]
• Konrad Enzian V rakatenmotor^[36]
• Konrad Rheintochter R 3 rakatenmotor^[36]

Körting

• Körting Kg IV V-8^[4]
• Körting 8 SL

Kossov

• Kossov MG-31F

Kostovich

(O.S. Kostovich)

• Kostovich 2-cyl airship engine^[71]
• Kostovich 80hp 8-cyl airship engine^[71]

Krautter

(Dipl. Ing. Willi Krautter)

• Krautter-Leichtflugmotor^[36]

Kroeber

(Doktor Kroeber & Sohn G.m.b.H.)

• Kroeber M4

Kruk

• Kruk rotary 130 mm × 130 mm (5.1 in × 5.1 in)^[2]

Kuznetsov

Source:Gunston^[14] except where noted

• Kuznetsov Type 022^[21]
• Kuznetsov NK-2
• Kuznetsov NK-4
• Kuznetsov NK-6
• Kuznetsov NK-8
• Kuznetsov NK-12
• Kuznetsov NK-25
• Kuznetsov NK-32
• Kuznetsov NK-86
• Kuznetsov NK-87
• Kuznetsov NK-144
• Kuznetsov TV-2
• Kuznetsov 2TV-2F

L

L'Aisle Volante

• L'Aisle Volante C.C.4^[43]

Labor

• Labor 70hp 4-cyl in-line 100 mm × 210 mm (3.9 in × 8.3 in)^[31]

Lambert Engine Division

(Monocoupe Corporation – Lambert Engine Division)

• Lambert M-5^[44]
• Lambert R-266^[43]
• Lambert R-270

Lamplough

• Lamplough 6-cyl 2-stroke rotary 116 mm × 126 mm (4.6 in × 5.0 in)^[2]
• Lamplough 6-cyl 2-stroke axial<re name=Self/>

Lancia

(Lancia & Company. / Vincenzo Lancia)

• Lancia Tipo 4
• Lancia Tipo 5 ^[2]

Lange

• Lange EA 42

Laviator

• Laviator 35hp 3-cyl rotary 2-stroke 110 mm × 100 mm (4.3 in × 3.9 in)^[31]
• Laviator 50hp 6-cyl rotary 2-stroke 100 mm × 130 mm (3.9 in × 5.1 in)^[2][31]
• Laviator 65hp 6-cyl rotary 2-stroke 100 mm × 130 mm (3.9 in × 5.1 in)^[2]
• Laviator 75hp 9-cyl rotary 2-stroke 100 mm × 130 mm (3.9 in × 5.1 in)^[31]
• Laviator 100hp 12-cyl rotary 2-stroke 100 mm × 130 mm (3.9 in × 5.1 in)^[31]
• Laviator 80hp 6-cyl 2-stroke water-cooled radial 100 mm × 130 mm (3.9 in × 5.1 in)^[2]
• Laviator 120hp 4IL 145 mm × 174 mm (5.7 in × 6.9 in)^[2]
• Laviator 110hp 6IL 130 mm × 160 mm (5.1 in × 6.3 in)^[2]
• Laviator 250hp 6IL 180 mm × 200 mm (7.1 in × 7.9 in)^[2]
• Laviator 80hp V-8 100 mm × 130 mm (3.9 in × 5.1 in)^[2]
• Laviator 120hp V-8 114 mm × 160 mm (4.5 in × 6.3 in)^[2]
• Laviator 200hp V-8 145 mm × 175 mm (5.7 in × 6.9 in)^[2]

Lawrance

• Lawrance A-3
• Lawrance B 60 hp 3-cyl.^[11]
• Lawrance C-2
• Lawrance J-1
• Lawrance J-2
• Lawrance L-2 65 hp 4.25 in × 5.25 in (108 mm × 133 mm)^[2][82]
• Lawrance L-3
• Lawrance L-4 a.k.a. 'Wright Gale'
• Lawrance L-5
• Lawrance L-64
• Lawrance N^[14]
• Lawrance N-2 40HP 2OA 4.25 in × 4.25 in (108 mm × 108 mm)^[2]
• Lawrance R^[14]
• Lawrance R-1^[82]
• Lawrance-Moulton A (France)^[2]
• Lawrance-Moulton B (200 hp V-8 USA) 4.75 in × 6.5 in (121 mm × 165 mm)^[2]
• Lawrance 140hp 9-cyl radial 4.25 in × 5.25 in (108 mm × 133 mm)^[2]
• Lawrance 200hp 9-cyl radial 4.5 in × 5.5 in (110 mm × 140 mm)^[2]

Lawrence Radiation Laboratory

• Tory IIA (Project Pluto)
• Tory IIC (Project Pluto)

Le Gaucear

• Le Gaucear 150hp 10-cyl rotary^[2]

Le Maitre et Gerard

• Le Maitre et Gerard 700hp V-8 180 mm × 210 mm (7.1 in × 8.3 in)^[2]

Le Rhône

LeBlond

LeBlond was sold to Rearwin and engines continued under Ken-Royce name.

• LeBlond B-4
• LeBlond B-8
• LeBlond 40-3
• LeBlond 60-5D
• LeBlond 70-5DE
• LeBlond 75-5
• LeBlond 80-5
• LeBlond 85-5DF
• LeBlond 70-5E
• LeBlond 80-5F (in military use known as R-265)
• LeBlond 85-5DF
• LeBlond 90-5F
• LeBlond 90-5G
• LeBlond 90-7
• LeBlond 110-7^[43]
• LeBlond 120-7
• LeBlond 7D
• LeBlond 7DF

Lee

• Lee 80hp

Lefèrve

(F. Lefèrve)

• Lefèrve 2-cyl. 33hp^[15]

Lenape

• Lenape AR-3^[43]
• Lenape LM-3 Papoose 3-cyl.
• Lenape LM-5 Brave 5-cyl.
• Lenape LM-7 Chief 7-cyl.
• Lenape LM-125 Brave (suspect should be LM-5-125)
• Lenape LM-365 Papoose (suspect should be LM-3-65)
• Lenape LM-375 Papoose (suspect should be LM-3-75)

Lessner

• Lessner 1908 4-cyl airship engine^[71]

Levavasseur

Léon Levavasseur see Antoinette

Levi

• Levi 7-cyl barrel engine^[2]

Leyland Motors

J. G. Parry-Thomas, the chief engineer at Leyland Motors.

• A single X-8 engine was built in August 1918 but failed during testing and with the end of WWI development was abandoned.^[131]

LFW

• LFW 0
• LFW I
• LFW II
• LFW III
• LFW-12 X-1

LHTEC

• LHTEC T800

Liberty

Source:Gunston^[14] except where noted

• Liberty L-4
• Liberty L-6
• Liberty L-8
• Liberty L-12
• Liberty L-12 double-crankshaft^[2]
• Liberty X-24^[132]

Ligez

• Ligez 3-cyl rotary 115 mm × 130 mm (4.5 in × 5.1 in)^[31]

Light

• Light Kitten 20
• Light Kitten 30
• Light Tiger 100
• Light Tiger 125
• Light Tiger Junior 50

Lilloise

See:C.L.M.

Limbach

• Limbach L1700
• Limbach L2000
• Limbach L2400
• Limbach L275E
• Limbach L550E

Lincoln

• Rocket 29hp

Lindequist

(Konsortiert Överingeniör Sven Lindequist's Uppfinninggar – Consortium Senior Engineer Sven Lindqvist Inventions)

• Lindewqiuist 1,000hp Stratospheric engine^[43]

Les Long Long Harlequin

• Long Harlequin 933

Lockheed

• Lockheed XJ37/L-1000

LOM

(Letecke Opravny Malesice, Praha)

• LOM M132
• LOM M137
• LOM M337

Loravia

(Yutz, France)

• Loravia LOR 75

Lorraine-Dietrich

(Société Lorraine des Anciens Établissements de Dietrich) Source:Jane's All the World's Aircraft 1938^{[43][133][134]} except where noted

Lotarev

(Vladimir Lotarev) (see also Ivchenko-Progress)

• Lotarev D-36^[45]
• Lotarev D-136^[45]
• Lotarev D-236-T
• Lotarev DV-2
• Lotarev RD-36 (lift turbofan)

Loughead

• Loughead XL-1

LPC

• LPC Fang 1-KS-40
• LPC Sword 3.81-KS-4090
• LPC Meteor 33-KS-2800
• LPC Mercury 0.765-KS-53,600
• LPC Viper I-C 5.6-KS-5,400
• LPC Viper II-C 3.77-KS-8,040
• LPC Lance I-C 6.65-KS-38,800

LSA-Engines

(LSA-Engines GmbH, Berlin, Germany)

• LSA-Engines LSA850

Lucas

• Lucas CT 3201^[45][136]

Lutetia

(Marcel Echard / Moteurs Lutetia)

• Lutetia 4.C.02 V-4, 2-stroke, 1267 cc, 40-45 hp at 2800rpm^[1]
• Lutetia 6-cyl radial 70 hp a 2600 rpm^[1]

Lycoming

Lyulka

Source:Gunston.^[14]

• Lyulka TR-1
• Lyulka AL-5
• Lyulka AL-7
• Lyulka AL-21
• Lyulka AL-31
• Lyulka AL-34
• Lyulka TS-31M^[137]

LZ Design

• Front electric sustainer

M

M&D Flugzeugbau

• M&D Flugzeugbau TJ-42^[138]

MAB

• 4-cylinder air-cooled "fan" engine^[139]
• 4-cylinder vertical water cooled in-line engine^[139]

MacClatchie

• MacClatchie X-2 Panther

Macchi

• Macchi MB.2 – 2.cyl 20 hp at 3,000 rpm

Macomber Avis

Macomber Rotary Engine Company with Avis Engine Company

• Macomber Avis 7-cylinder axial engine^[140]

M.A.N.

Maschinenfabrik Augsburg-Nürnberg (MAN)

• Licence-built Argus Type III^[141]
• MAN Mana V (350 hp V-10) V-10 airship engine?^{[citation needed]}
• MAN Mana III (185 hp 6-cyl in-line)^{[citation needed]}
• 260 hp 6-cylinder in-line - "quite similar to 160-hp Mercedes design"^[141]

MAN Turbo

• MAN Turbo 6012
• MAN Turbo 6022
• Rolls-Royce/MAN Turbo RB153
• Rolls-Royce/MAN Turbo RB193

Manfred Weiss

See: Weiss

Manly

Charles M. Manly redesigned an engine built by Stephen Balzer.

• Manly–Balzer engine

Mantovani

• Mantovani Citroën 2CV car engine conversion^[1]

Marchetti

(Marchetti Motor Patents)

• Marchetti A

Mark

(Stahlwerk Mark Flugzeugbau)

• Mark F.II (35 hp)^[142]
• Mark M.3 (40 hp)^[143]
• Mark M.5 (70 hp)^[142]
• Mark 55hp^[142]
• Mark 120hp^[142]

Marcmotor

(Macerata, Italy)

• Marcmotor ROS100
• Marcmotor ROS125
• Marcmotor ROS200

Marlin-Rockwell

• Marlin-Rockwell 72hp

Marquardt Corporation

• Marquardt PJ40 pulsejet
• Marquardt PJ46 pulsejet
• Marquardt RJ30^[9] C-20 ramjet
• Marquardt RJ31 C-30 Ramjet
• Marquardt RJ34 ramjet
• Marquardt RJ39 ramjet
• Marquardt RJ43
• Marquardt RJ57^[10]ramjet
• Marquardt RJ59^[10]ramjet
• Marquardt MA-19^[9][21]
• Marquardt MA-20^[10][9][21]
• Marquardt MA-24^[21]
• Marquardt MA-74
• Marquardt MA-196^[24]
• Marquardt C-20^[79] (2x C-20s fitted to P-51 and 2x Marquardt C20-85D fitted to P-80A 44-85042)
• Marquardt C-30 (2x Marquardt C30-10B fitted to P-80A 44-85214)
• Marquardt C-48
• Marquardt R-1E^[24]
• Marquardt R-40A^[24]

Martin

• Martin 133? typo?
• Martin 333^[144][44]
• Martin 500^[44]
• Martin 8200 (190 hp V-8) 4.625 in × 7 in (117.5 mm × 177.8 mm)^[2]
• Martin L-330

Maru

• Maru Ka10

Masson

• Masson 50hp 6-cyl in-line^[2]

Mathis

Mawen

(Mawen S.A.)

• Mawen 150hp rotary^[43]
• Mawen 350hp rotary^[43]
• Mawen 700hp two row rotary^[43]

Max Ams

(Max Ams machine Company)

• Max Ams 75hp V-8 3.9375 in × 5.125 in (100.01 mm × 130.18 mm)^[2]

Maxim

• Maxim 87hp 4-cyl in-line 5 in × 5.625 in (127.0 mm × 142.9 mm)^[2]

Maximotor Makers

• Maximotor 50hp
• Maximotor 60-70hp
• Maximotor 70-80hp
• Maximotor 80-100hp
• Maximotor 100hp
• Maximotor 120hp
• Maximotor 150hp
• Maximotor A-4 (50 hp 4ILW) 4.5 in × 5 in (110 mm × 130 mm)^[2]
• Maximotor A-6 (75 hp 6ILW) 4.5 in × 5 in (110 mm × 130 mm)^[2]
• Maximotor A-8 (110 hp V-8)5 in × 5.5 in (130 mm × 140 mm)^[2]
• Maximotor B-6 (115 6ILW) 5 in × 6 in (130 mm × 150 mm)^[2]
• Maximotor 70hp 4-in-line 5.25 in × 5.5 in (133 mm × 140 mm)^[2]

Maybach

Mayo

{Mayo Radiator Co)

• Mayo 1915 (6LW)

McCulloch

• McCulloch MAC-101
• McCulloch 104-100^[10]
• McCulloch O-90
• McCulloch O-100^[9]
• McCulloch O-150^[9]
• McCulloch 4318A O-100-1^[9]
• McCulloch 4318B O-100-2^[9]
• McCulloch 4318C O^[21]
• McCulloch 4318E YO-100-4^[10]
• McCulloch TSIR-5190
• McCulloch 6150 O-150-1^[10]
• McCulloch 6318 O-150-2^[9]

McDonnell

• McDonnell PJ42 pulsejet

McDowell

(Geo. McDowell. Brooklyn NY.)

• McDowell Twin-Piston V-4 2-stroke^[2]

Mead

(Mead Engine Co.)

• Mead 50hp 4-cyl in-line 4.75 in × 4.5 in (121 mm × 114 mm)^[2]

Mekker

• Mekker Sport^[151]

Menasco

Sources:Gunston and Jane's.^[14][152]

• Menasco Pirate/Super Pirate
• Menasco Buccaneer/Super Buccaneer
• Menasco M-50
• Menasco Unitwin 2-544
• Menasco-Salmson B-2
• Menasco L-365 - Military designation for Pirate
• Menasco XIV-2040
• Menasco XH-4070
• Menasco RJ37

Mengin

(Établissements Pierre Mengin)

• Mengin B
• Mengin C (later 2A.01), Poinsard design^[43]
• Mengin G.M.H. (Genete, Mengin, and Hochet)^[43]
• Mengin 2A.01 Poinsard design^[43]
• Hochet-Mengin

Mercedes

See: Daimler-Benz

Merkulov

(Ivan A. Merkulov)

• Merkulov DM-4 ramjet^[153]

Métallurgique

Data from:^[18]

• Métallurgique 32hp 4-cyl in-line 100 mm × 150 mm (3.94 in × 5.91 in)^[2]
• Métallurgique 40hp 4-cyl in-line 85 mm × 130 mm (3.35 in × 5.12 in)^[4]
• Métallurgique 48hp 4-cyl in-line 125 mm × 150 mm (4.92 in × 5.91 in)^[2]
• Métallurgique 60hp 4-cyl in-line 100 mm × 150 mm (3.94 in × 5.91 in)^[4]
• Métallurgique 90hp 4-cyl in-line 125 mm × 150 mm (4.92 in × 5.91 in)^[4]

Meteormotor

• Meteormotor 20-25hp

Meteor

(Meteor S.p.A. Constuzioni Aeronautiche)

• Meteor G 80cc^[10]
• Meteor Alfa 1^[10]
• Meteor Alfa 1AQ^[10]
• Meteor Alfa 2^[10]
• Meteor Alfa 2AQ^[10]
• Meteor Alfa 2V^[10]
• Meteor Alfa 3^[10]
• Meteor Alfa 3AQ^[10]
• Meteor Alfa 4^[10]
• Meteor Alfa 4V^[10]
• Meteor Alfa 5^[10]

Metropolitan-Vickers

• Metrovick F.1
• Metrovick F.2 Freda
• Metrovick F.2/2
• Metrovick F.2/3
• Metrovick F.2/4 Beryl
• Metrovick F.3
• Metrovick F.5
• Metrovick F.9 Sapphire

Metz

(Metz Company, Waltham, Mass.)

• Metz 125hp rotary 6.75 in × 6.75 in (171 mm × 171 mm)^[2]

Michel

• Michel IV-AT3
• Michel 4A-14
• Michel RAT-3^[154] 100 hp
• Michel A.M. 14 MARK II^[155]
• Michel A.M.7 6L 200 hp^[34]
• Michel A.M.14 Type I 4L 100 hp^[34][44]
• Michel A.M.14 Type II^[44]
• Michel A.M.14 Type III^[44]
• Michel A.M.16 6L 40 hp^[34]

Michigan

• Michigan 2-cyl 2-stroke rotary 5 in × 5 in (130 mm × 130 mm)^[2]
• Michigan Rover

Microturbo

Mid-west

( Mid-West Engines Limited / Diamond engines / Austro Engine)

• MidWest AE50
• MidWest AE100
• MidWest AE110
• Austro Engine AE50R
• Austro Engine AE75R

Miese

Data from:^[18]

• Miese 50-60hp 8-cyl^[4]
• Miese 100hp 8-cyl radial 130 mm × 130 mm (5.1 in × 5.1 in)^[2][4]

Mikulin

• Mikulin AM-3M
• Mikulin AM-13
• Mikulin AM-34
• Mikulin AM-35
• Mikulin AM-37
• Mikulin AM-38
• Mikulin AM-39
• Mikulin AM-42
• Mikulin M-85
• Mikulin RD-3M
• Mikulin M-17
• Mikulin M-209
• Mikulin AM-TKRD-01

Mikulin-Stechkin

(A.A. Mikulin & B.S. Stechkin)

• AMBS-1

Milwaukee Tank

• Milwaukee Tank V-470
• Milwaukee Tank V-502

Miller

• Miller 22hp radial

Miller

(Harry A. Miller Manufacturing Company)

• Miller 125hp 4-cyl in-line 4 in × 7 in (100 mm × 180 mm)^[2]
• Miller V-12 5 in × 6 in (130 mm × 150 mm)^[2]

Minié

Data from:^[157] (Établissements Minié, Colombes, Seine, France)

• Minié 4.B0 Horus
• Minié 4.D
• Minié 4.E0 Horus
• Minié 4.E2 Horus

Mistral Engines

• Mistral G-190
• Mistral G-200
• Mistral G-230-TS
• Mistral G-300
• Mistral G-360-TS
• Mistral K-200
• Mistral K-300

Mitsubishi

• Mitsubishi Ha-42
• Mitsubishi Ha-43
• Mitsubishi Kasei
• Mitsubishi Kinsei
• Mitsubishi Shinten
• Mitsubishi TS1/MG5
• Mitsubishi Zuisei

Modena Avio Engines

(Rubiera, Italy)

• MAE 323

Monaco

(Monaco Motor and Engineering Co. Ltd.)

• Monaco 75hp^[5]
• Monaco 100hp^[5]

Monnett

Data from:'^[158]

• Monnett AeroVee
• Monnett 1600cc E-Vee
• Monnett 1600cc SuperVee
• Monnett 1700cc E-Vee
• Monnett 1700cc SuperVee
• Monnett 1835cc E-Vee
• Monnett 2007cc E-Vee

Morehouse

• Morehouse 15hp
• Morehouse 29hp
• Morehouse M-42
• Morehouse M-80

Mors

Data from:^[18]

• Mors 30hp V-4 100 mm × 130 mm (3.9 in × 5.1 in)^[2]

Mosler

(Mosler, Inc. of Hendersonville, North Carolina)

• Mosler MM CB-35^[159]
• Mosler MM CB-40^[159]
• Mosler Red 82X

Motor Sich

• Motor Sich MS-500V

Motorav Industria

• Motorav 2.3 V^[160]
• Motorav 2.6 R^[160]
• Motorav 2.6 V^[160]
• Motorav 2.8 R^[160]
• Motorav 3.1 R^[160]

Motorlet

• Motorlet M-701
• Motorlet M-601^[45]
• Motorlet M-602
• Motorlet M-20
• Motorlet AI-25/Titan/Sirius - see Ivchenko AI-25

Mozhaiskiy

• Mozhaisky gas fired machine^[71]

MTH

• MTH R 422-CG

MTR

• MTR MTR390

MTU Aero Engines

• MTU DB 720F/PTL6^[42]
• MTU DB 721/PTL10^[42]
• MTU DB 730F/PTL6^[42]
• MTU DB 730H/ZTL6^[42]
• MTU 6012
• MTU 6022

Mudry

(Moteurs Mudry-Buchoux)

• Mudry MB-4-80^[66]
• Mudry MB-4-90^[45]

Mulag

• Mulag 90/113hp 6-cyl in-line 110 mm × 170 mm (4.3 in × 6.7 in)^[2]

Murray-Willat

• Murray Ajax
• Murray Atlas
• Murray-Willat 35hp 6-cyl 2-stroke rotary 75 mm × 90 mm (3.0 in × 3.5 in)^[2]
• Murray-Willat 90hp 6-cyl 2-stroke rotary 100 mm × 130 mm (3.9 in × 5.1 in)^[2]

MWfly

(MWfly srl, Passirana di Rho, Italy)

• MWfly B22
• MWfly B25

N

N.A.G.

Source:Angle.^[2]

• NAG 40hp 4-cyl in-line
• NAG C.III
• NAG F.1
• NAG F.2
• NAG F.3
• NAG F.4
• NAG Model 301
• NAG 6-cyl 135hp

Nagel

• Nagel 444

Nagliati

• Nagliati V.N.V 160 hp Y-12 120 mm × 130 mm (4.7 in × 5.1 in)^[2]
• Nagliati 250hp 8-cyl twin4 120 mm × 100 mm (4.7 in × 3.9 in)^[2]

Nakajima

• Nakajima Ha5
• Nakajima Ha219
• Nakajima Hikari
• Nakajima Homare
• Nakajima Kotobuki
• Nakajima Mamoru
• Nakajima Sakae

NAMI

• NAMI A.M.B.20^[44]

Napier

Sources: Piston engines, Lumsden,^[3] gas turbine and rocket engines, Gunston.^[14]

Narkiewicz

(Wiktor N. Narkiewicz - production at C.Z.P.S.K. (National)}

• Narkiewicz WN-1
• Narkiewicz WN-2
• Narkiewicz WN-3
• Narkiewicz WN-4
• Narkiewicz WN-6^[21]
• Narkiewicz WN-6R^[21]
• Narkiewicz WN-7^[21]
• Narkiewicz WN-7R^[21]
• Narkiewicz NP-1
• Narkiewicz 2-cyl.

Naskiewicz

(Stanislaw Naskiewicz)

• Naskiewicz gas turbine^[161]

National Aerospace Laboratory of Japan

• MITI/NAL FJR710

National

• National 35

N.E.C.

(New Engine Co.)

• N.E.C. 1910 2-cyl 2-stroke
• N.E.C. 1910 60hp 6-cyl 2-stroke
• N.E.C. 40hp 4-cyl 2-stroke
• N.E.C. 50hp V-4 2-stroke 94 mm × 114 mm (3.7 in × 4.5 in)^[2][4]
• N.E.C. 90hp 6-cyl 2-stroke 94 mm × 114 mm (3.7 in × 4.5 in)^[2][4]
• N.E.C. 100hp 6-cyl 2-stroke(1912)
• N.E.C. 69.6hp 4-cyl 2-stroke 114 mm × 101 mm (4.5 in × 4.0 in)^[2][18]

Nelson

• Nelson 60hp 4-stroke^[45]
• Nelson 120hp 4-stroke^[45]
• Nelson 150hp 4-stroke^[45]
• Nelson H-44
• Nelson H-49
• Nelson H-56
• Nelson H-59^[9]
• Nelson H-63
• Nelson O-65

Nielsen & Winther

• Nielsen & Winther M.A.J.^[162][11]

Nieuport

• Nieuport 28hp 2-cyl opposed 130 mm × 150 mm (5.1 in × 5.9 in)^[31]
• Nieuport 32/35hp 2-cyl opposed 135 mm × 150 mm (5.3 in × 5.9 in)^[2]

Nihonnainenki

• Nihonnainenki Semi

Nippon

(Nippon Jet Engine Company)

• Nippon J0-1^[79]
• Nippon J0-3^[79]
• Nippon J1-1^[79]
• Nippon J3-1^[163]

Nord

• Nord ST.600 Sirius I
• Nord ST.600 Sirius II
• Nord ST.600 Sirius III
• Nord Véga

Normalair Garrett

• NGL WAM 274^[45]
• NGL WAM 342^[45]

Northrop

Source:Gunston.^[14]

• Northrop Model 4318F^[45]
• Northrop O-100^[45]
• Northrop Turbodyne XT-37

Norton

(Kenneth Norton / Norton-Newby Motorcycle Co.)

• Norton 2-cyl opposed 4 in × 4.5 in (100 mm × 110 mm)^[2]

Novus

• Novus 70hp 6-cyl rotary 120 mm × 130 mm (4.7 in × 5.1 in)^[2]
• Novus 70hp 6-cyl double rotary 120 mm × 130 mm (4.7 in × 5.1 in)^[2]

NPO Saturn

• AL-31
• AL-32
• AL-31
• AL-34
• AL-55

NPT

• NPT100^[164]
• NPT109^[164]
• NPT151^[45]
• NPT301^[45]
• NPT301 LTD^[165]

NST-Machinenbau

(Niedergoersdorf, Germany)

• NST BS 650

Nuffield

• Nuffield 100hp 4HO^[5]

O

Oberursel

• Oberursel U.0
• Oberursel U.I
• Oberursel U.II
• Oberursel U.III
• Oberursel Ur.II
• Oberursel Ur.III
• Oberursel 200hp 18-cyl rotary 124 mm × 150 mm (4.9 in × 5.9 in)^[2]
• Oberursel 240hp V-8^[2]

Oerlikon

• Oerlikon 50/60hp 4-cyl opposed 100 mm × 200 mm (3.9 in × 7.9 in)^[2][31]

Oldfield

• Oldfield 15A 124 mm × 150 mm (4.9 in × 5.9 in)^[2]

Omsk

• Omsk TVO-100

Opel

• Opel Argus As III

Orenda Engines

Orenda Engines, formed by Avro Canada taking over publicly funded jet engine development by Turbo Research.^[14] Later became Orenda Aerospace under Magellan.

• Avro Canada Chinook
• Avro Canada Orenda
• Orenda Iroquois
• Orenda OE600
• licence-built General Electric J79
• licence-built General Electric J85

Orion

• Orion LL-30

Orlo

(Orlo Motor Company)

• Orlo B-4 4IL 50 hp 4.5 in × 6 in (110 mm × 150 mm)^[2]
• Orlo B-6 6IL 75 hp 4.5 in × 6 in (110 mm × 150 mm)^[2]
• Orlo B-8 V-8 100 hp 4.5 in × 6 in (110 mm × 150 mm)^[2]

Orlogsværftet

• Orlogsværftet O.V. 160

OKL

(Ośrodek Konstrukcji Lotniczych WSK Okęcie)

• OKL LIS-2^[10]
• OKL LIS-2A^[10]
• OKL LIS-5^[10]
• OKL LIT-3^[10]
• OKL TO-1^[10]
• OKL NP-1^[10]
• OKL WN-3 (Wiktor Narkiewicz)^[10]
• OKL WN-6 (Wiktor Narkiewicz)^[10]
• OKL WN-7 (Wiktor Narkiewicz)^[10]

Otis-Pifre

• Otis-Pifre 6-cyl in-line^[2]
• Otis-Pifer 500hp V-12 130 mm × 160 mm (5.1 in × 6.3 in)^[2]

Otto A.G.O.

• Otto A.G.O. 50 hp
• Otto A.G.O. 70 hp
• Otto A.G.O. 80/100 hp
• Otto A.G.O. 100/130 hp
• Otto 200hp 8 in-line^[11][2]

P

Packard

Source:Gunston.^[14][166]

Palmer

(Palmer Motor Company)

• Palmer 80hp

Palons & Beuse

• Palons & Beuse 2-cyl opposed^[2]

Panhard & Levassor

Source:^[167] (Société Panhard & Levassor)

Parker

(Aero Parker Motor Sales Company)

• Parker 1912 3 cyl
• Parker 1912 6 cyl

Parma Technik

(Luhačovice, Zlín Region, Moravia, Czech Republic)

• Parma Mikron III UL

Parodi

(Roland Parodi)

• Parodi HP 60Z^[45]

PBS

(První Brnenská Strojírna Velká Bíteš, a.s.)

• PBS TJ-100^[168]
• PBS Velka Bites ÒÅ 50Â^[169]

Pegasus Aviation

• Pegasus PAL 95

Per Il Volo

• Per Il Volo Top 80

Peterlot

• Peterlot 80hp 7-cyl radial

Peugeot

• Peugeot 8A
• Peugeot L112 V-8 100 mm × 180 mm (3.9 in × 7.1 in)^[2][170]
• Peugeot Type 16AJ 440 hp double V-8 120 mm × 160 mm (4.7 in × 6.3 in)^[2]
• Peugeot L41 600 hp V-12 160 mm × 170 mm (6.3 in × 6.7 in)^[2]
• Peugeot Type 16X X-16 130 mm × 170 mm (5.1 in × 6.7 in)^[2]
• Peugeot 12L13^[44]

Pheasant Aircraft Company

• Pheasant Flight 4-cyl

Phillips

(Phillips Aviation Company)

• Phillips 333 (Martin 333)
• Phillips 500

Piaggio

Data from:Italian Civil & Military Aircraft 1930–1945^[17] and Jane's 1938^[43]

• Piaggio P.II (Armstrong Siddeley Lynx)
• Piaggio Stella P.VII
• Piaggio Stella P.IX
• Piaggio P.X
• Piaggio P.XI
• Piaggio P.XII
• Piaggio P.XV
• Piaggio P.XVI
• Piaggio P.XIX
• Piaggio P.XXII
• Piaggio-Jupiter
• Piaggio Lycoming

Pierce

(Samuel S Pierce Airplane Company)

• Pierce B 35 hp 3RA 4 in × 6 in (100 mm × 150 mm)^[2]

Pieper

(Pieper Motorenbau GmbH)

• Pieper Stamo MS 1500^[45]
• Pieper Stamo 1000^[45]

Pipistrel

• Pipistrel E-811^[171]

Pipe

Data from:^[18]

• Pipe 50hp V-8 3.94 in × 3.94 in (100 mm × 100 mm)^[2][4]
• Pipe 110hp V-8^[4]

Pirna

• Pirna 014

Platzer

• Platzer MA 12 P/Nissan

Pobjoy

• Pobjoy P
• Pobjoy R
• Pobjoy Cataract
• Pobjoy Cascade
• Pobjoy Niagara

Poinsard

• Poinsard 25hp 2-cyl

Porsche

• Porsche 678^[46]
• Porsche 702
• Porsche PFM N00
• Porsche PFM N01
• Porsche PFM N03
• Porsche PFM T03
• Porsche PFM 3200
• Porsche 109-005
• Porsche YO-95-6

Potez

Pouit

• Pouit S-4

PowerJet

• PowerJet SaM146

Power Jets

• Power Jets WU
• Power Jets W.1
• Power Jets W.2
• Power Jets/Rover B/23 - Rolls-Royce Welland

Poyer

(Poyer Aircraft Engine Company)

• Poyer 3-40^[43][44]
• Poyer 3-50^[43]

Praga

Source:Jane's All the World's Aircraft 1938^[43]

• Praga B
• Praga B2
• Praga D
• Praga DH
• Praga DR
• Praga ER
• Praga ES
• Praga ESV
• Praga ESVKe
• Praga ESVR
• Praga FRK
• Praga M-197 helicopter engine
• Praga Doris B^[79]
• Praga Doris M-208B^[46]
• Praga E-I
• Praga BD 500

Pratt & Whitney

Pratt & Whitney/Allison

• PW-Allison 578DX

Pratt & Whitney Canada

• Pratt & Whitney Canada PT6
• Pratt & Whitney Canada PT6T
• Pratt & Whitney Canada ST6
• Pratt & Whitney Canada JT15D
• Pratt & Whitney Canada PW100
• Pratt & Whitney Canada PW200
• Pratt & Whitney Canada PW300
• Pratt & Whitney Canada PW500
• Pratt & Whitney Canada PW600
• Pratt & Whitney Canada PW800
• Pratt & Whitney Canada T74
• Pratt & Whitney Canada T101
• Pratt & Whitney Canada T400

Pratt & Whitney Rzeszów

• Pratt & Whitney Rzeszów PZL-10

Preceptor

• Preceptor 1/2 VW^[172]
• Preceptor 1600cc^[172]
• Preceptor Gold 1835^[172]
• Preceptor Gold 2074^[172]
• Preceptor 2180cc^[172]

Price Induction

• DGEN

Primi-Berthand

• Primi-Berthand 4-cyl in-line 2-stroke 100 mm × 180 mm (3.9 in × 7.1 in)^[2]

Pulch

(Otto Pulch)

• Pulch 003^[45]
• Pulch 3-cyl. radial^[45]

Pulsar

• Pulsar Aeromaxx 100

PZI

(Państwowe Zakłady Inżynieryjne - National Engineering Works)

• P.Z. Inż. Junior 120 hp
• P.Z. Inż. Major
• P.Z. Inż. Minor

PZL

(PZL Państwowe Zakłady Lotnicze)

PZL Rzeszów

(PZL Rzeszów)

• PZL Rzeszów SO-1
• PZL Rzeszów SO-3

PZL-Wytwórnia Silników

• PZL GR.760^[43]
• PZL GR.1620-A^[43]
• PZL GR.1620-B^[43]
• PZL-3 - Ivchenko AI-26
• PZL-10^[45]
• PZL GTD-350 - Klimov GTD-350 ^[45]
• PZL-Kalisz ASz-61R
• PZL ASz-62 - Shvetsov ASh-62
• PZL-F 2A - Franklin 2 series^[45]
• PZL-F 4A - licence built Franklin Engine Company^[45]
• PZL-F 6A - licence built Franklin Engine Company^[45]
• PZL-F 6V - licence built Franklin Engine Company ^[45]
• PZL-65KM
• PZL K-15

Q

Quick Air Motors Co

(Quick Air Motors, Wichita KS.)

• Quick Super Rhone - conversion of 80hp Le Rhône 9C rotary engine to radial.^[173]
• Quick 180hp

R

Radne Motor AB

• Radne Raket 120

Ranger

Ranger Engines were a division of Fairchild Aircraft

• Ranger 6-370
• Ranger 6-375
• Ranger 6-390^[43]
• Ranger 6-410
• Ranger L-440 (company designation 6-440)
• Ranger V-770
• Ranger V-880
• Ranger XV-920
• Ranger XH-1850 (not actually an H - a double 150° V - two separate crankshafts linked by a gearbox)^[174]

Rapp

Rapp Motorenwerke became BMW in 1917

• Rapp 100 hp
• Rapp 125/145 hp
• Rapp Rp III
• Rapp 200 hp

Rasmussen

(Hans L Rasmussen)

• Rasmussen 65hp

Rateau

• Rateau GTS.65
• Rateau A.65 gas turbine^[5][48]
• Rateau SRA-01 Savoie^[9][48]
• Rateau SRA-101 10-stage axial compressor^{[53][page needed]}
• Rateau SRA-301 16-stage axial compressor^{[53][page needed]}

Rausenberger

• Rausenberger A-8 45 hp V-8 3.5 in × 3.75 in (89 mm × 95 mm)^[2]
• Rausenberger B-8 75 hp V-8 4.125 in × 4.75 in (104.8 mm × 120.7 mm)^[2]
• Rausenberger C-12 150 hp V-12 4.125 in × 6 in (104.8 mm × 152.4 mm)^[2]
• Rausenberger D-23 250 hp V-12 5 in × 6.5 in (130 mm × 170 mm)^[2]
• Rausenberger E-6 150 hp 6IL 5 in × 6 in (130 mm × 150 mm)^[2]
• Rausenberger 500hp

Raven Redrives

• Raven 1000 UL
• Raven 1300 SVS Turbo
• Raven 1600 SV

RBVZ

• RBVZ-6 (V.V. Kireev)^[71]
• MRB-6 (Igor Sikorsky)^[71]

Reaction Motors

Rearwin

• Rearwin 1909 30-45hp
• Rearwin 1909 40-60hp
• Rearwin 1910 50-75hp
• Rearwin 1911 80-90hp

Rebus

• Rebus 50hp 4-cyl

Rectimo

(Rectimo Aviation SA) / (Rectimo-Savoie Aviation)

• Rectimo 4 AR 1200^[45]
• Rectimo 4 AR 1600^[66]

RED

RED Aircraft GmbH

• RED A03 - V12 four-stroke iesel engine

Redrup

• Redrup 1910 50hp 10-cyl contra-rotating rotary
• Redrup 1914 150hp 7-cyl radial
• Redrup 5-cyl barrel engine
• Redrup Fury (barrel engine built by Aero Syndicate Ltd.)

Reggiane

• Reggiane Re 101 R.C.50 I (sometimes designated Re L 101 R.C.50 I)^[175]
• Reggiane Re 102 R.C.50 I (inverted W-18)^[175]
• Reggiane Re 103 R.C.40 I (inverted W-18)^[175]
• Reggiane Re 103 R.C.50 I (inverted W-18)^[175]
• Reggiane Re 103 R.C.57 I (inverted W-18)^[175]
• Reggiane Re 103 R.C.48 (inverted W-18)^[175]
• Reggiane Re 104 R.C.38 (V-12 derived from the Isotta Fraschini Asso L.121 R.C.40)^[175]
• Reggiane Re 105 R.C.100 I (inverted W-18)^[175]
• Reggiane H-24^[175]

Régnier

Renard

(Société anonyme des avions et moteurs Renard / Alfred Renard, Belgium)^[178]

• Renard Type 7 7RA
• Renard Type 100 5RA
• Renard Type 120 5RA^[44]
• Renard Type 200 9RA^[34][44]
• Renard Type 400 18RA (twin-row type 200)^[34][44]

Renard

• Renard y Krebs

Renault

(Source:^[179] and^[18])

Note: some of the early Renaults seem to have oversquare cylinders and may be listed with bore and stroke transposed below.

R.E.P.

• R.E.P. 20/24hp 5-cyl. 85 mm × 95 mm (3.35 in × 3.74 in)^[2]
• R.E.P. 30/34hp 7-cyl. 85 mm × 95 mm (3.35 in × 3.74 in)^[2]
• R.E.P. 95hp 7-cyl. 110 mm × 160 mm (4.33 in × 6.3 in)^[2]
• R.E.P. 40/48hp 10-cyl. 85 mm × 95 mm (3.35 in × 3.74 in)^[2]
• R.E.P. 60hp 14-cyl. 85 mm × 95 mm (3.35 in × 3.74 in)^[2]
• R.E.P. 60hp 5-cyl fan 110 mm × 160 mm (4.3 in × 6.3 in)^[31]
• R.E.P. 50hp 5-cyl fan 100 mm × 140 mm (3.9 in × 5.5 in)^[31]
• R.E.P. 75hp 6-cyl
• R.E.P. 60hp 7-cyl
• R.E.P. 85hp 7-cyl radial 110 mm × 160 mm (4.3 in × 6.3 in)^[31]

Revmaster

• Revmaster R-800 2cyl 27 hp (Citroën 2CV)^[184]
• Revmaster R-1600D^[184] VW
• Revmaster R-1600S^[184]
• Revmaster R-1831D^[184]
• Revmaster R-1831S^[184]
• Revmaster R-2100D
• Revmaster R-2100D Turbo^[184] 70 hp at 3,200 rpm
• Revmaster R-2100S^[184] 65 hp at 3,200 rpm
• Revmaster R-2300
• Revmaster R-3000D^[184] 110 hp at 3,200 rpm

Rex

(Flugmachine Rex GesellschaftG.m.b.H.)

• Rex rotary engine

RFB

• RFB SG 85^[45]
• RFB SG 95^[45]

Rheem

• Rheem S-10 axial

Rheinische

• Rheinische 35hp 3-cyl fan 105 mm × 130 mm (4.1 in × 5.1 in)^[2]
• Rheinische 50/60hp 5-cyl radial 120 mm × 140 mm (4.7 in × 5.5 in)^[2]
• Rheinische 70hp 4-cyl in-line 120 mm × 140 mm (4.7 in × 5.5 in)^[2]
• Rheinische 100hp 6-cyl in-line 120 mm × 140 mm (4.7 in × 5.5 in)^[2]

Rheinmetall-Borsig

• Rheinmetall 109-502^[36]
• Rheinmetall 109-505^[36]
• Rheinmetall 109-515 rocket (solid fuel)^[36]
• Rheinmetall Rheintochter R 1 first stage^[36]
• Rheinmetall Rheintochter R 1 second stage^[36]
• Rheinmetall Rheintochter R 3 first stage^[36]

Rhenania

(Rhenania Motorenwerke)

• Rhenania 11-cyl. rotary engine^[2][11]

Ricardo

• Ricardo-Burt S55/4^[3][2]
• Ricardo-Halford-Armstrong R.H.A.^[3][2]

Richard & Hering

(Rex-Simplex Automobilwerke)

• Richard & Hering engines^[2]

Richardson

(Archibald and Mervyn, Sydney Australia)

• Richardson rotary

Righter Manufacturing

• Righter O-15^[185]
• Righter O-45

Roberts

(Roberts Motor Company / E.W. Roberts, Sandusky. Ohio)

• Roberts 50hp 4-cyl in-line 4.5 in × 5 in (110 mm × 130 mm)^[2]
• Roberts 75hp 6-cyl in-line 4.5 in × 5 in (110 mm × 130 mm)^[2]
• Roberts 4-X.
• Roberts 6-X 100 hp 5 in × 5 in (130 mm × 130 mm)^[2]
• Roberts 6-XX 200 hp 6.5 in × 6 in (170 mm × 150 mm)^[2]
• Roberts 6-Z
• Roberts E-12 350 hp 6 in × 6.5 in (150 mm × 170 mm)^[2]

Robinson

(Grinnell Aeroplane Co. / William C. Robinson)

• Robinson 60hp
• Robinson 100hp

Robinson

• Robinson R-13^[186]

Roché

(Jean A Roché)

• Roché L-267

Rocket Propulsion Establishment

• RPE Gamma

Rocketdyne

Rocky Mountain

• Rocky Mountain Pegasus

Rollason

• Rollason Ardem RTW
• Rollason Ardem 4 CO2 FH mod

Rolls-Royce Limited

Sources: Piston engines, Lumsden,^[3] gas turbine and rocket engines, Gunston.^[14][58]

Note: For alternative 'RB' gas turbine designations please see the Rolls-Royce aero engine template.

Rolls-Royce Holdings

Note: For alternative 'RB' gas turbine designations please see the Rolls-Royce aero engine template.

Rolls-Royce Turbomeca

• Rolls-Royce Turbomeca Adour
• Rolls-Royce Turbomeca RTM322

Rolls-Royce/SNECMA

• Rolls-Royce/Snecma Olympus 593
• Rolls-Royce/SNECMA M45H

Rossel-Peugeot

(Frédéric Rossel et les frères Peugeot)

• Rossel-Peugeot 100hp 4-cyl in-line 140 mm × 140 mm (5.5 in × 5.5 in)^[2]
• Rossel-Peugeot 30hp 7-cyl rotary 109 mm × 110 mm (4.3 in × 4.3 in)^[2]
• Rossel-Peugeot 40hp 7-cyl rotary 110 mm × 110 mm (4.3 in × 4.3 in)^[2]
• Rossel-Peugeot 50hp 7-cyl rotary 110 mm × 110 mm (4.3 in × 4.3 in)^[2][187]

Rotax

Rotec

• Rotec R2800
• Rotec R3600

Rotex Electric

• Rotex Electric REB 20
• Rotex Electric REB 30
• Rotex Electric REB 50
• Rotex Electric REB 90
• Rotex Electric REG 20
• Rotex Electric REG 30
• Rotex Electric RET 30
• Rotex Electric RET 60
• Rotex Electric REX 30
• Rotex Electric REX 50
• Rotex Electric REX 90

RotorWay

• RotorWay RI-162F
• RotorWay RW-100
• RotorWay RW-133
• RotorWay RW-145
• RotorWay RW-152^[24]

Rotron

• Rotron RT300
• Rotron RT600

Rover

(Rover Company / Rover Gas Turbines Ltd.)

• Rover W.2B
• Rover Marton^[58]
• Rover Moreton^[58]
• Rover Napton^[58]
• Rover Wolston^[58]
• Rover T.P.90^[10]
• Rover/Lucas TJ125 (CT3201)^[136]
• Rover 1S/60^[79]
• Rover 2S/150A^[42]
• Rover 748^[42]
• Rover 801^[42]
• Rover TJ-125^[42]

Royal Aircraft Establishment

• RAE 21^[2]
• RAE 22^[2]

Royal Aircraft Factory

• RAF 1
• RAF 2
• RAF 3
• RAF 4
• RAF 5
• RAF 7
• RAF 8

RRJAEL

(Rolls-Royce and Japanese Aero-engines Ltd.)

• RRJAEL RJ.500^[45]

Rumpler

• Rumpler Aeolus

Ruston-Proctor

• Ruston-Proctor 200hp 6-stroke rotary(6-cyl 2-stroke?)^[2]

Ryan-Siemens

( Ryan Aeronautical Corp/Siemens-Halske)

• Ryan-Siemens 5 (Sh-13)
• Ryan-Siemens 7 (Sh-14)
• Ryan-Siemens 9 (Sh-12)
• Ryan-Siemens Sh-14

Rybinsk Motor Factory

• DN-200^[71]
• Rybinsk RD-36-35
• Rybinsk RD-38

S

SACMA

(Guy Negre)^[188]

• SACMA 100^[45]
• SACMA 120^[45]
• SACMA 150^[45]
• SACMA 180^[45]
• SACMA 240^[45]

Safran Helicopter Engines

• Safran Arrano
• Safran Aneto

SAI Ambrosini

• Ambrosini P-25 – 2-cyl. horizontally opposed

Salmson

Salmson air-cooled aero-engines

• Salmson 3A, 3Ad
• Salmson 5A, 5Ac, 5Ap, 5Aq
• Salmson 6A, 6Ad, 6Af
• Salmson 6TE, 6TE.S^[35]
• Salmson 7A, 7AC, 7ACa, 7Aq
• Salmson 7M
• Salmson 7O, 7Om
• Salmson 9AB, 9ABa, 9ABc
• Salmson 9AC
• Salmson 9AD
• Salmson 9AE, 9AEr, 9AErs
• Salmson 9NA, 9NAs, 9NC, 9ND, 9NE, 9NH
• Salmson 11B
• Salmson 12C W-12?
• Salmson 12V, 12Vars - V-12

Salmson water-cooled aero-engines

• Salmson A - 2x7-cylinder barrel engine, 1 built
• Salmson B - 2x7-cylinder barrel engine, 1 built
• Salmson C - 2x7-cylinder barrel engine, 1 built
• Salmson E- 2x9-cylinder barrel engine, 1 built
• Salmson F - 2x9-cylinder barrel engine, 1 built
• Salmson G - 2x7-cylinder barrel engine, 1 built
• Salmson K- 2x7-cylinder barrel engine, 1 built
• Salmson A.7
• Salmson A.9
• Salmson 2A.9 2-row radial engine
• Salmson B.9 water-cooled radial engine
• Salmson C.9 water-cooled radial engine
• Salmson M.9 water-cooled radial engine
• Salmson P.9 water-cooled radial engine
• Salmson R.9 water-cooled radial engine
• Salmson M.7 water-cooled radial engine
• Salmson 2M.7 water-cooled 2-row radial engine
• Salmson 9.Z, 9.Za, 9.Zc, 9.Zm

Salmsons 18 cylinder in-line radial engines

• Salmson 18Z (1919) 9-bank water-cooled in-line radial 2 x 9Z on common 2-throw crankshaft
• Salmson 18AB (1920s) 9-bank air-cooled in-line radial^[34]
• Salmson 18Cm, 18Cma, 18Cmb - (late 20s early 30s) 9-bank water-cooled (air-cooled heads) in-line radial
• Salmson-Szydlowski SH.18 – 18-cyl 2-stroke radial diesel engine (nine banks of two in-line)^[189]

Licence-built

• Argus As 10 - as Salmson 8As.00, 8As.04

Saroléa

• Saroléa V-4^[43]
• Saroléa Albatros^{[35][43][190]} 30 hp 2HO
• Saroléa Aiglon^[43]
• Saroléa Vautour 32 hp 2HO^[190]
• Saroléa Epervier 25 hp 2HO^[190]

S.A.N.A.

• S.A.N.A. 700hp^[191]

Saunders-Roe

• Saunders-Roe 45 lbf pulse-jet
• Saunders-Roe 120 lbf pulse-jet

Sauer

• Sauer S 1800
• Sauer S 1800 UL
• Sauer S 1900 UL
• Sauer S 2100
• Sauer S 2100 UL
• Sauer S 2200 UL
• Sauer S 2400 UL
• Sauer S 2500
• Sauer S 2500 UL
• Sauer S 2700 UL

Saurer

• Saurer GT-15^[58]
• Saurer YS-2^[53]
• Saurer YS-3^[53]
• Saurer YS-4^[53]

Scania-Vabis

• Scania-Vabis PD

Schliha

(Schlüpmannsche Industrie und Handelsgesellschaft)

• Schliha 36hp 2-cyl^[192]
• Schliha F-1200^[192]

Schmidding

• Schmidding 109-505 rocket (solid fuel)
• Schmidding 109-513^[36]
• Schmidding 109-533^[36]
• Schmidding 109-543^[36]
• Schmidding 109-553^[36]
• Schmidding 109-563^[36]
• Schmidding 109-573^[36]
• Schmidding 109-593^[36]
• Schmidding 109-603^[36]

Schroeter

• Schroeter 89hp 6-cyl in-line 124 mm × 160 mm (4.9 in × 6.3 in)^[2]

Schwade

(Otto Schwade GmbH, Erfurt, Germany)

• Schwade Stahlherz engine^[2]

SCI Aviation

• R6-80
• R6-150
• B4-160

Scott

• Scott A2S Flying Squirrel^[3]
• Scott 40hp 2-stroke
• Scott 1939 2-stroke
• Scott 1950 2-stroke V4

Security

(Security Aircraaft Corporation)

• Security S-5-120^[43]

Sega

• Sega trunnion radial engine^[193][2]

SELA

(Société d'Etude pour la Locomotion Aérienne [SELA])

• SELA V-8

Seld

(Seld-Kompressorbau G.m.b.H.)

• Seld F2^[36][194]

SEPR