1981
| | PPG Indy Car World Series | | Position: 7 (99 points) | 11 races. 0 wins. 3 pole positions. 3 podiums. ? fastest laps. | | Car: Penske PC-9B (Cosworth TC) | | Complete results needed. |
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1980
| | PPG Indy Car World Series | | Position: 2 (3714 points) | 11 races. 4 wins. 4 pole positions. 8 podiums. ? fastest laps. | | Team: Team Penske | | Car: Penske PC-9 (Cosworth) | | Complete results needed. |
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1979
| | SCCA/CART Indy Car Series | | Position: 2 (3820 points) | 14 races. 6 wins. 7 pole positions. 9 podiums. ? fastest laps. | | Team: Team Penske | | Complete results needed. |
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1978
| | USAC National Championship | | Position: 12 (1122 points) | 16 races. 0 wins. 0 pole positions. 1 podium. ? fastest laps. | | Complete results needed. |
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1977
| | USAC National Championship | | Position: 35 (75 points) | 10 races. 0 wins. 2 pole positions. 0 podiums. ? fastest laps. | | Complete results needed. |
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1976
| | USAC National Championship | | Position: 6 (2080 points) | 9 races. 2 wins. 1 pole position. 3 podiums. ? fastest laps. | | Complete results needed. |
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1975
| | USAC National Championship | | Position: 3 (2480 points) | 7 races. 1 win. 1 pole position. 4 podiums. ? fastest laps. | | Complete results needed. |
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| | | Formula 5000 USAC-SCCA | | Position: 21 (5 points) | 2 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: All American Racers | | Car: Eagle 755 (Chevrolet) |
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1974
| | USAC National Championship | | Position: 1 (4870 points) | 13 races. 4 wins. 2 pole positions. 10 podiums. ? fastest laps. | | Complete results needed. |
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| | | Formula 5000 USAC-SCCA | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Car: Eagle 74 (Offenhauser) |
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1973
| | USAC National Championship | | Position: 12 (1108 points) | 13 races. 1 win. 3 pole positions. 2 podiums. ? fastest laps. | | Complete results needed. |
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| | | NASCAR Winston Cup | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Car: Ford | | Complete results needed. |
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1972
| | USAC National Championship | | Position: 8 (1500 points) | 9 races. 4 wins. 7 pole positions. 4 podiums. ? fastest laps. | | Team: Olsonite | | Car: Eagle (OffyTC) | | Complete results needed. |
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| | | NASCAR Winston Cup | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Car: Chevrolet | | Complete results needed. |
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1971
| | USAC National Championship | | Position: 6 (1805 points) | 11 races. 2 wins. 7 pole positions. 3 podiums. ? fastest laps. | | Team: The Available Eagle | | Car: Eagle 71 (Offenhauser) | | Complete results needed. |
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1970
| | USAC National Championship | | Position: 2 (2260 points) | 16 races. 1 win. 1 pole position. 5 podiums. ? fastest laps. | | Complete results needed. |
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1969
| | USAC National Championship | | Position: 3 (2585 points) | 21 races. 1 win. 2 pole positions. 5 podiums. ? fastest laps. | | Complete results needed. |
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| | | NASCAR Grand National | | Position: no position | 2 races. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Car: Ford | | Complete results needed. |
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1968
| | USAC National Championship | | Position: 1 (4330 points) | 25 races. 5 wins. 3 pole positions. 11 podiums. ? fastest laps. | | Complete results needed. |
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| | | Formula 1 | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Owen Racing Organisation | | Car: BRM P126 | | Car: BRM P138 |
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1967
| | USAC National Championship | | Position: 3 (3020 points) | 21 races. 2 wins. 6 pole positions. 9 podiums. ? fastest laps. | | Complete results needed. |
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1966
| | USAC National Championship | | Position: 6 (1210 points) | 15 races. 1 win. 2 pole positions. 2 podiums. ? fastest laps. | | Team: Gordon van Liew, J M Robbins, Leader Card Racers, Sidney Weinberger | | Car: Eagle (Ford) | | Car: Huffaker (Offenhauser) | | Car: Eagle (Offenhauser) | | Car: Vollstedt (Ford) | | Car: Watson (Ford) | | Car: Blum (Offenhauser) | | Car: Gerhardt (Offenhauser) | | Complete results needed. |
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1965
| | USAC National Championship | | Position: 7 (1402 points) | 18 races. 0 wins. 0 pole positions. 3 podiums. ? fastest laps. | | Complete results needed. |
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1964
| | USAC National Championship | | Position: 14 (470 points) | 12 races. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Complete results needed. |
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1963
| | USAC National Championship | | Position: 25 (100 points) | 4 races. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Complete results needed. |
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1962
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1955
| | AAA National Championship | | Position: 31 (100 points) | 1 race. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Complete results needed. |
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