1994
| | PPG Indy Car World Series | | Position: no position | 0 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Arizona Motorsport |
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1993
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1992
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1991
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1990
| | PPG Indy Car World Series | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Patrick Racing |
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1989
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1988
| | PPG Indy Car World Series | | Position: 19 (23 points) | 5 races. 0 wins. 0 pole positions. 1 podium. 0 fastest laps.
| | Team: Granatelli Racing, Penske |
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1987
| | PPG Indy Car World Series | | Position: 13 (39 points) | 5 races. 1 win. 0 pole positions. 2 podiums. 1 fastest lap.
| | Team: Granatelli Racing, Porsche Motorsports, Penske |
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| | | International Race Of Champions | | Position: 11 (27 points) | 4 races. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Car: Chevrolet | | Complete results needed. |
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1986
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| | | NASCAR Winston Cup | | Position: 106 (76 points) | 2 races. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Car: Pontiac | | Car: Oldsmobile | | Complete results needed. |
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1985
| | PPG Indy Car World Series | | Position: 1 (151 points) | 14 races. 1 win. 1 pole position. 6 podiums. 1 fastest lap.
| | Team: Penske Racing |
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1984
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1983
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1982
| | PPG Indy Car World Series | | Position: 7 (125 points) | 10 races. 0 wins. 0 pole positions. 2 podiums. ? fastest laps. | | Team: Longhorn Racing | | Complete results needed. |
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1981
| | PPG Indy Car World Series | | Position: 10 (90 points) | 11 races. 0 wins. 0 pole positions. 2 podiums. ? fastest laps. | | Team: Longhorn Racing | | Car: Longhorn LR-02 (Cosworth TC) | | Complete results needed. |
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1980
| | PPG Indy Car World Series | | Position: 8 (1153 points) | 12 races. 0 wins. 2 pole positions. 1 podium. ? fastest laps. | | Complete results needed. |
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| | | SCCA Citicorp Can-Am Challenge | | Position: no position | ? races. 1 win. ? pole positions. ? podiums. ? fastest laps. | | Car: Frissbee (Chevrolet) | | Complete results needed. |
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1979
| | SCCA/CART Indy Car Series | | Position: 5 (2085 points) | 14 races. 1 win. 1 pole position. 4 podiums. ? fastest laps. | | Team: Chaparral Cars Inc. | | Complete results needed. |
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1978
| | USAC National Championship | | Position: 2 (4031 points) | 16 races. 3 wins. 1 pole position. 4 podiums. ? fastest laps. | | Complete results needed. |
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1977
| | USAC National Championship | | Position: 2 (3030 points) | 13 races. 1 win. 1 pole position. 6 podiums. ? fastest laps. | | Complete results needed. |
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1976
| | USAC National Championship | | Position: 4 (3020 points) | 12 races. 3 wins. 1 pole position. 5 podiums. ? fastest laps. | | Complete results needed. |
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| | | Formula 5000 USAC-SCCA | | Position: 2 (112 points) | 5 races. 1 win. 2 pole positions. 4 podiums. 0 fastest laps.
| | Team: Vel's Parnelli Jones | | Car: Lola T332 (Chevrolet) |
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1975
| | Formula 5000 USAC-SCCA | | Position: 3 (161 points) | 9 races. 1 win. 0 pole positions. 6 podiums. 2 fastest laps.
| | Team: Vel's Parnelli Jones | | Car: Lola T332 (Chevrolet) |
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| | | USAC National Championship | | Position: 17 (450 points) | 6 races. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Complete results needed. |
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1974
| | USAC National Championship | | Position: 4 (2430 points) | 13 races. 1 win. 1 pole position. 3 podiums. ? fastest laps. | | Complete results needed. |
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| | | Formula 5000 USAC-SCCA | | Position: 14 (10 points) | 2 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Chuck Jones | | Car: Lola T332 (Chevrolet) |
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1973
| | USAC National Championship | | Position: 13 (1080 points) | 14 races. 1 win. 0 pole positions. 2 podiums. ? fastest laps. | | Complete results needed. |
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1972
| | USAC National Championship | | Position: 4 (1800 points) | 10 races. 0 wins. 0 pole positions. 2 podiums. ? fastest laps. | | Team: Viceroy | | Car: Colt (OffyTC) | | Complete results needed. |
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1971
| | USAC National Championship | | Position: 4 (2200 points) | 12 races. 5 wins. 1 pole position. 5 podiums. ? fastest laps. | | Team: Johnny Lightning | | Car: Colt 70 (Ford) | | Complete results needed. |
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1970
| | USAC National Championship | | Position: 1 (5130 points) | 18 races. 10 wins. 8 pole positions. 15 podiums. ? fastest laps. | | Complete results needed. |
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1969
| | USAC National Championship | | Position: 2 (2630 points) | 19 races. 5 wins. 4 pole positions. 9 podiums. ? fastest laps. | | Complete results needed. |
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| | | NASCAR Grand National | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Car: Dodge | | Complete results needed. |
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1968
| | USAC National Championship | | Position: 3 (2895 points) | 28 races. 5 wins. 5 pole positions. 9 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: Dodge | | Complete results needed. |
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1967
| | USAC National Championship | | Position: 5 (2505 points) | 20 races. 0 wins. 1 pole position. 6 podiums. ? fastest laps. | | Complete results needed. |
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1966
| | USAC National Championship | | Position: 5 (1260 points) | 11 races. 0 wins. 0 pole positions. 4 podiums. ? fastest laps. | | Team: J Frank Harrison, STP Division, George Bryant Racing, John Mecom jr., Joe Hunt | | Car: Eisert (Chevrolet) | | Car: Lotus 38 (Ford) | | Car: Lola T90 (Offenhauser) | | Car: Lola T90 (Ford) | | Car: Lesovsky (Offenhauser) | | Complete results needed. |
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| | | Canadian-American Challenge Cup | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: John Mecom Racing | | Car: Lola T70 Mk.2 (Ford) |
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1965
| | USAC National Championship | | Position: 19 (495 points) | 13 races. 1 win. 1 pole position. 1 podium. ? fastest laps. | | Car: Weisman (Maserati) | | Car: Lola (Ford) | | Complete results needed. |
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1964
| | USAC National Championship | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Car: Troutman RE (Offy) | | Complete results needed. |
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