2004
| | Le Mans Endurance Series GTS | | Position: 4 (20.5 points) | 4 races. 0 wins. 0 pole positions. 1 podium. 0 fastest laps.
| | Team: Barron Connor Racing | | Car: Ferrari 575 Maranello GTC |
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| | | American Le Mans Series - GTS | | Position: 9 (22 points) | 1 race. 0 wins. 0 pole positions. 1 podium. 0 fastest laps.
| | Team: Barron Connor Racing | | Car: Ferrari 575 GTC |
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| | | Le Mans 24h - GTS class | |
| Race position: no position. | | Team: Barron Connor Racing | | Car: Ferrari 575 Maranello | | Complete results needed. |
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1998
| | SCCA US Road Racing Championship | | Position: no position | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Team: Rohr Motorsport | | Car: Porsche 911 GT1 Evo | | Complete results needed. |
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1997
| | IMSA World Sports Car Championship | | Position: 58 (19 points) | 2 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: MSI Racing | | Car: Riley & Scott MkIII (Chevrolet) |
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1996
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1995
| | PPG Indy Car World Series | | Position: 19 (32 points) | 13 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: PacWest | | Car: Reynard 95I (Ford XB) |
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1994
| | DTM | | Position: no position | 4 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Alfa Corse | | Car: Alfa Romeo 155 V6 TI |
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| | | NASCAR Winston Cup | | Position: 74 (64 points) | 1 race. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Car: Chevrolet | | Complete results needed. |
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1993
| | PPG Indy Car World Series | | Position: 12 (43 points) | 15 races. 1 win. 0 pole positions. 2 podiums. 1 fastest lap.
| | Team: Galles | | Car: Lola T93-00 (Chevrolet) |
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1992
| | PPG Indy Car World Series | | Position: 7 (99 points) | 16 races. 1 win. 0 pole positions. 2 podiums. 1 fastest lap.
| | Team: Galles-Kraco | | Car: Galmar G92 (Chevrolet) |
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1991
| | PPG Indy Car World Series | | Position: 11 (56 points) | 17 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Patrick Racing | | Car: Lola T91-00 (Alfa Romeo) |
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1990
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1989
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1988
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1987
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| | | IMSA Camel GTP Championship | | Position: no position | 3 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: AJ Foyt Enterprises | | Car: Porsche 962 |
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1986
| | PPG Indy Car World Series | | Position: 3 (147 points) | 17 races. 2 wins. 2 pole positions. 6 podiums. 2 fastest laps.
| | Team: Penske | | Car: March 86C (Cosworth),Penske PC15 (Chevrolet) |
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| | | IMSA Camel GTP Championship | | Position: no position | 2 races. 0 wins. 0 pole positions. 2 podiums. 0 fastest laps.
| | Team: Henn's Swap Shop | | Car: Porsche 962 |
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1985
| | PPG Indy Car World Series | | Position: 4 (126 points) | 15 races. 2 wins. 2 pole positions. 4 podiums. 2 fastest laps.
| | Team: Penske Racing | | Car: March 85C (Cosworth) |
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1984
| | PPG Indy Car World Series | | Position: 4 (110 points) | 16 races. 3 wins. 1 pole position. 5 podiums. 3 fastest laps.
| | Team: Doug Shierson Racing | | Car: DSR 1 (Cosworth) | | Car: Lola T800 (Cosworth) |
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1983
| | Formula 1 | | Position: 17 (2 points) | 15 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Tyrrell | | Car: Tyrrell 011 (Ford) | | Car: Tyrrell 012 (Ford) |
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1982
| | Budweiser/7-Eleven Can-Am Series | | Position: 3 (390 points) | 9 races. 1 win. 1 pole position. 7 podiums. 2 fastest laps.
| | Team: Paul Newman Racing | | Car: March 827 (Chevrolet) | | Car: Frissbee (Chevrolet) |
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| | | PPG Indy Car World Series | | Position: 22 (28 points) | 2 races. 0 wins. 0 pole positions. 1 podium. ? fastest laps. | | Complete results needed. |
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| | | IMSA Camel GT Championship | | Position: no position | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Belcher Racing | | Car: Rondeau M382 (Cosworth) |
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1981-82
| | USAC Gold Crown Championship | | Position: 34 (25 points) | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Forsythe-Brown Racing | | Car: March (Cosworth) |
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1981
| | SCCA Budweiser Can-Am Challenge | | Position: 4 (303 points) | 10 races. 1 win. 1 pole position. 4 podiums. 2 fastest laps.
| | Team: Garvin Brown Racing | | Car: Lola T530 (Chevrolet) | | Car: Frissbee (Chevrolet) |
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1980
| | SCCA Citicorp Can-Am Challenge | | Position: 6 (16 points) | 9 races. 0 wins. 0 pole positions. 2 podiums. 1 fastest lap.
| | Team: Garvin Brown Racing | | Car: Intrepid GB1 (Chevrolet) | | Car: Lola T530 (Chevrolet) |
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1978
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| | | CASC/SCCA Labatt Chalenge Series | | Position: 8 (52 points) | 7 races. 0 wins. 0 pole positions. 0 podiums. ? fastest laps. | | Team: Chrismark Racing | | Car: March 78B (Ford BDN Stimola) | | Complete results needed. |
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1977
| | Formula 2 Europe | | Position: 18 (2 points) | 5 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Warsteiner Eurorace, Boxer Cars | | Car: Toj F202 (BMW) | | Car: Boxer PR2 (Hart) |
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| | | Formula 3 Britain Vandervell | | Position: 22 (6 points) | 1 race. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Anglia Cars | | Car: Argo JM1 (Ford) |
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1975
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| | | Formula 3 Britain BP | | Position: 3 (59 points) | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Team: Team Modus | | Car: Modus M1 (Ford) | | Car: Modus M1 (Toyota) | | Complete results needed. |
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1974
| | Formula 3 Britain Forward Trust | | Position: 6 (27 points) | 7 races. 1 win. 0 pole positions. 4 podiums. 1 fastest lap.
| | Team: Danny Sullivan, Team Modus | | Car: March 723 (Ford) | | Car: March 733 (Ford) | | Car: Modus M1 (Ford) |
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| | | Formula 3 Britain Lombard North Central | | Position: 7 (16 points) | 5 races. 0 wins. 2 pole positions. 3 podiums. 0 fastest laps.
| | Team: Danny Sullivan, Team Modus | | Car: Modus M1 (Ford) | | Car: March 733 (Ford) |
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1972
| | Formula Ford Festival | |
| Race position: 5. Started from pole position. | | Car: Elden Mk8A | | Complete results needed. |
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