1975 USAC Championship Car season

Sports season August 2023 USAC Championship Car 1975 USAC National Championship Trail 13 March 2 November 9 National champion USA A. J. Foyt USA Bobby Unser 1974 1976 The 1975 USAC Championship Car season consisted of 13 races, beginning in Ontario, California on March 2 and concluding in Avondale, Arizona on November 9. The USAC National Champion was A. J. Foyt and the Indianapolis 500 winner was Bobby Unser. Entrants (partial list) TeamChassisEngineDriversRounds United States A.J. Foyt EnterprisesCoyoteFoytUS A.J. Foyt 1, 3-13 United States All American RacersEagleOffenhauserUS Bobby Unser 2-3, 6-9, 11 United States Bob FletcherEagleOffenhauserUS Lee Kunzman 1, 3EagleOffenhauserUS Pancho Carter 1, 3-4, 6-13 United States MVSEagleOffenhauserUS Lee Kunzman 6 United States Alex MoralesEagleOffenhauserUS Jimmy Caruthers 2-4, 6, 8-12 United States GerhardtEagleOffenhauserUS Gary Bettenhausen 1, 3-4, 7-10, 13 United States Grant KingKingOffenhauserUS Bentley Warren 6, 8KingOffenhauserUS Sheldon Kinser 6, 8 United States Jerry O"Connell RacingEagleOffenhauserUS Bill Vukovich II 2-4, 6-11, 13EagleOffenhauserUS Mike Mosley 1, 3-10EagleOffenhauserUS Al Unser 12EagleOffenhauserUS Mario Andretti 13 United States Joe HuntEagleOffenhauserUS John Martin 13 United States Lindsey Hopkins RacingMcLaren (5) Riley (1, 3-4, 6-13) OffenhauserUS Roger McCluskey 1, 3-13 United States George WaltherMcLaren OffenhauserUS Salt Walther 2-9, 11-12 United States GerhardtEagleOffenhauserUS George Snider 9 United States Dick SimonEagleFoytUS Dick Simon 2-13 United States Leader Card RacingEagleOffenhauserUS George Snider 2-13 United States Al LoquastoMcLarenOffenhauserUS Al Loquasto 2-6, 8-9, 11-13 United States John MartinMcLaren OffenhauserUS John Martin 1, 3-12 United Kingdom McLarenMcLarenOffenhauserUS Johnny Rutherford 2-13 United States Patrick RacingEagle (3-4) Wildcat (1, 5-13)Offenhauser (3-4) (DGS (1, 5-13)US Gordon Johncock 1, 3-13Eagle (1-5, 10) Wildcat (6-9, 11-13)Offenhauser (1-5, 10) DGS (6-9, 11-13)US Wally Dallenbach 2-13EagleOffenhauserUS Steve Krisiloff 2-13 United States Team PenskeMcLarenOffenhauserUS Tom Sneva 1, 3-6, 8-13McLarenOffenhauserUS Bobby Allison 2-3, 6, 8-9 United States Vatis EnterprisesFinley OffenhauserUS Lee Kunzman 8Finley (1, 3-5, 7-12) Eagle (6) OffenhauserUS Johnny Parsons 1, 3-12 United States Vel's Parnelli Jones RacingEagleOffenhauserUS Mario Andretti 3, 6, 8Eagle (1, 3, 6, 8) Parnelli (13)Offenhauser (1, 3, 6, 8) Cosworth (13)US Al Unser 1, 3, 6, 8, 13 United States Volstedt EnterprisesVolstedtOffenhauserUS Tom Bigelow 2-3, 6-10, 13 Schedule and results All races running on Oval/Speedway. Rnd Date Race name Track Location Pole position Winning driver 1AMarch 2 California 500 Qualification Heat 1Ontario Motor SpeedwayOntario, California USA A. J. Foyt USA A. J. Foyt 1B California 500 Qualification Heat 2 USA Bobby Unser USA Wally Dallenbach Sr. 2 March 9 California 500 USA A. J. Foyt USA A. J. Foyt 3 March 16 Bricklin 150 Phoenix International Raceway Avondale, Arizona USA Gordon Johncock USA Johnny Rutherford 4 April 6 Trenton 200 Trenton International Speedway Trenton, New Jersey USA Tom Sneva USA A. J. FoytNC April 27 World Series of Auto Racing Trenton International Speedway Trenton, New Jersey USA A. J. Foyt USA Johnny Rutherford 5 May 25 International 500 Mile SweepstakesA 1 Indianapolis Motor Speedway Speedway, Indiana USA A. J. Foyt USA Bobby Unser 6 June 8 Rex Mays Classic Wisconsin State Fair Park Speedway West Allis, Wisconsin USA A. J. Foyt USA A. J. Foyt 7 June 29 Schaefer 500 Pocono International Raceway Long Pond, Pennsylvania USA Gordon Johncock USA A. J. Foyt 8 July 20 Norton 200 Michigan International Speedway Brooklyn, Michigan USA A. J. Foyt USA A. J. Foyt 9 August 17 Tony Bettenhausen 200 Wisconsin State Fair Park Speedway West Allis, Wisconsin USA Johnny Rutherford USA Mike Mosley 10 September 13 Michigan Grand Prix Michigan International Speedway Brooklyn, Michigan USA A. J. Foyt USA Tom Sneva 11 September 21 Trenton 150 Trenton International Speedway Trenton, New Jersey USA A. J. Foyt USA Gordon Johncock 12 November 9 Phoenix 150 Phoenix International Raceway Avondale, Arizona USA Gordon Johncock USA A. J. Foyt #FB9902 Non-championship race solid 1px #AAAAAA A 1 Scheduled for 500 miles, stopped early due to rain. Final points standings Note 1: Bobby Allison and George Follmer are not eligible for points. Note 2: Jerry Grant scored points at Ontario but competed with an FIA license. Note 3: Bentley Warren scored 100 points at Pocono, but forfeited those points due to a rule violation. List of American Championship car racing point scoring systems Pos Driver ONTQ-H1 ONTQ-H2 ONT500 PHX1150 TRE1200 WSE INDY500 MIL1150 POC500 MIS1200 MIL2200 MIS2150 TRE2150 PHX2150 Pts 1USA A. J. Foyt 1 1 3 1 4 3 1 1 1 20 7 2 1 4920 2USA Johnny Rutherford 2 17 1 2 1 2 3 6 6 13 2 3 11 2900 3USA Bobby Unser 10 2 1 2 22 5 3 2489 4USA Wally Dallenbach Sr. 1 10 6 5 3 9 4 2 19 4 16 5 12 2305 5USA Bill Vukovich II 4 23 4 9 6 7 3 3 8 11 4 2080 6USA Tom Sneva 9 6 7 6 7 22 29 2 3 1 13 2 1830 7USA Roger McCluskey 8 13 DNQ 7 6 5 8 4 12 19 5 6 18 1675 8USA Steve Krisiloff 3 3 5 4 5 11 17 28 8 5 DNQ 15 20 1630 9USA Pancho Carter 2 19 8 4 6 24 4 14 8 DNQ 8 1345 10USA Gordon Johncock 5 15 2 10 2 31 14 20 11 2 6 1 23 1280 11USA John Martin 6 5 13 9 8 27 15 7 21 7 18 8 17 1180 12USA Mike Mosley 10 11 9 3 26 5 31 13 1 1020 13USA Jimmy Caruthers 5 21 DNQ 14 8 7 6 4 7 930 14USA Gary Bettenhausen 11 14 10 15 9 5 DNS 6 745 15USA Lee Kunzman 3 4 DNQ 17 740 16USA Bill Puterbaugh 7 9 9 560 17USA Al Unser 7 26 16 32 4 5 450 18USA George Snider DNS 20 18 8 10 22 400 19USA Al Loquasto 15 7 11 DNQ DNQ 12 14 17 14 16 380 20CAN Eldon Rasmussen 7 9 24 19 16 12 21 275 21USA Salt Walther 12 8 17 13 33 DNP 33 DNQ 22 18 260 22USA Dick Simon 13 24 14 8 11 21 13 23 9 17 15 11 13 220 23USA Mario Andretti 28 28 25 3 210 24USA Spike Gehlhausen gold RY silver 10 10 15 19 10 14 165 25USA Billy Scott 4 29 DNQ 120 26USA Tom Bigelow 11 16 18 12 21 16 9 19 115 27USA Johnny Parsons DNS 25 12 12 10 19 20 26 15 21 13 9 115 28USA John Hubbard 14 Wth 21 10 10 16 DNQ 105 29USA Larry Cannon DNQ 12 9 12 100 30USA Jim McElreath 18 DNS 12 7 90 31USA Tom Frantz orange R silver 19 11 11 14 17 24 70 32USA Sheldon Kinser orange R silver 12 15 50 33USA Lloyd Ruby 32 10 45 34USA Jerry Karl 9 33 13 16 40 35USA Billy Cassella orange R silver 11 40 36USA Bob Harkey DNS 30 16 10 30 21 15 14 -USA Bobby Allison 6 32 25 27 17 0 -USA George Follmer 8 DNQ Wth 0 -USA Bentley Warren 23 11 0 -USA Jerry Grant 16 12 20 14 18 DNS 0 -USA Rick Muther 27 DNQ 13 0 -USA Lee Brayton 14 22 0 -USA Chuck Gurney orange R silver 15 15 Wth 18 0 -USA Mel Cornett 16 0 -USA Sam Sessions 17 0 -USA Larry McCoy 31 30 18 20 20 DNP 0 -USA Ed Finley orange R silver 18 0 -USA Benny Rapp 19 0 -CAN Frank Weiss orange R silver 22 0 -USA Larry Dickson 22 0 -USA Mike Hiss 29 0 -USA Bill Simpson DNS Wth 0 -USA Dan Murphy DNP Wth 0 -USA Jim Hurtubise DNQ 0 -NZL Graham McRae DNQ 0 -USA Bob Nagel Wth 0 -USA Jan Opperman DNQ 0 -USA Jigger Sirois Wth 0 -USA Jerry Sneva Wth 0 -USA Ken Nichols DNQ 0 -USA Jack Owens DNQ 0 -CAN John Cannon DNP 0 -MEX Michel Jourdain Sr. DNP 0 -USA Joe Leonard DNP 0 -USA Steve Chassey DNP 0 Pos Driver ONTQ-H1 ONTQ-H2 ONT500 PHX1150 TRE1200 WSE INDY500 MIL1150 POC500 MIS1200 MIL2200 MIS2150 TRE2150 PHX2150 Pts Color Result Gold Winner Silver 2nd place Bronze 3rd place Green 4th & 5th place Light Blue 6th-10th place Dark Blue Finished(Outside Top 10) Purple Did not finish(Ret) Red Did not qualify(DNQ) Brown Withdrawn(Wth) Black Disqualified(DSQ) White Did not start(DNS) Blank Did notparticipate(DNP) Not competing In-line notationBoldPole positionItalicsRan fastest race lap*Led most race lapsgold RY silver Rookie of the Yearorange R silver Rookie References http://www.driverdb.com/standings/980-1975/ USAC National Championship 1975 Åberg, Andreas Driver Database 2009-05-04 https://web.archive.org/web/20080325034418/http://www.driverdb.com/standings/980-1975/ 2008-03-25 live http://www.oldracingcars.com/indy/ Indy 500 and USAC racing (1971-1978) Harms, Phil Ferner, Michael Measures, Gerry Brown, Allen OldRacingCars.com 2009-05-04 https://archive.today/20120906023507/http://www.oldracingcars.com/indy/ 2012-09-06 live http://www.champcarstats.com/year/1975.htm 1975 USAC National Championship Trail ChampCarStats.com 2009-05-11 https://web.archive.org/web/20081013063642/http://www.champcarstats.com/year/1975.htm 2008-10-13 live http://old.motorsport.com/stats/champ/data/1975sum.pdf 1975 Championship Driver Summary Harms Phil Motorsport.com 2011-05-03 https://web.archive.org/web/20120810003609/http://www.motorsport.com/stats/champ/data/1975sum.pdf 2012-08-10 dead http://media.indycar.com/pdf/2011/IICS_2011_Historical_Record_Book_INT6.pdf https://web.archive.org/web/20160304053905/http://media.indycar.com/pdf/2011/IICS_2011_Historical_Record_Book_INT6.pdf 2016-03-04 (p. 221-222) https://www.champcarstats.com/year/1975.htm Retrieved August 9, 2025 https://www.oldracingcars.com/indy/1975/ Retrieved August 9, 2025 https://www.racingyears.com/results/1975/USAC Retrieved August 9, 2025 See also 1975 Indianapolis 500 * USAC Championship Car season Category:USAC Championship Car Category:1975 in American motorsport