|1974 USAC Championship Car season|
|USAC National Championship Trail|
|Start date||March 3|
|End date||November 2|
|National champion||Bobby Unser|
|Indianapolis 500 winner||Johnny Rutherford|
The 1974 USAC Championship Car season consisted of 14 races, beginning in Ontario, California on March 3 and concluding in Avondale, Arizona on November 2. The USAC National Champion was Bobby Unser and the Indianapolis 500 winner was Johnny Rutherford. Due to the events of the 1973 Indianapolis 500 significant improvements were made to the cars for safety concerns. Wings were reduced in size, and pop-off valves were added to the turbocharger plenums in order to reduce horsepower and curtail speeds.
Schedule and results
All races running on Oval/Speedway.
Final points standings
Note1: Jim Hurtubise, Skip Barber, David Hobbs, Sam Posey and Evan Noyes are not eligible for points.
Note2: Jerry Grant did not obtain a USAC license until after the Ontario event, making him ineligible for points for the first two races of the year.
- Åberg, Andreas. "USAC National Championship 1974". Driver Database. Archived from the original on 2009-05-06. Retrieved 2009-05-04.
- Harms, Phil; Ferner, Michael; Measures, Gerry; Brown, Allen. "Indy 500 and USAC racing (1971-1978)". OldRacingCars.com. Archived from the original on 2009-05-06. Retrieved 2009-05-04.
- "1974 USAC National Championship Trail". ChampCarStats.com. Archived from the original on 2009-05-13. Retrieved 2009-05-11.
- Harms, Phil. "1974 Championship Driver Summary" (PDF). Motorsport.com. Archived from the original (PDF) on 2011-05-04. Retrieved 2011-05-03.
- http://media.indycar.com/pdf/2011/IICS_2011_Historical_Record_Book_INT6.pdf (p. 223-224)