Championships won | Standings Classifications
|
Races participated
| Date | Track | Series / Event | Pos | Car |
|---|---|---|---|---|
| 1980 | ||||
| 1980/05/26 | Lime Rock, CT (USA) | IMSA GTX Championship | 1 | Porsche 935 |
| 1980/08/31 | Elkhart Lake, WI (USA) | IMSA GTX Championship | 1 | Porsche 935 |
| 1982 | ||||
| 1982/03/20 | Sebring, FL (USA) | 12 Hours Sebring | 1 | Porsche 935 JLP-3 |
| 1983 | ||||
| 1983/07/17 | Brooklyn, MI (USA) | Champ Car World Series | 1 | Penske PC10-Cosworth |
| 1990 | ||||
| 1990/02/03 - 1990/02/04 | Daytona, FL (USA) | IMSA GTP Championship 24 Hours Daytona | 25 (6) | Nissan GTP-ZXT |
| 1990/02/25 | Miami (Bicentennial Park), FL (USA) | IMSA GTP Championship | 2 (2) | Nissan GTP-ZXT |
| 1990/05/27 | Indianapolis, IN (USA) | Champ Car World Series Indianapolis 500 | 16 | Lola T89/00-Buick |
| 1991 | ||||
| 1991/05/26 | Indianapolis, IN (USA) | Champ Car World Series Indianapolis 500 | 25 | Lola-Buick |
| 1992 | ||||
| 1992/02/23 | Miami (Bicentennial Park), FL (USA) | IMSA GTP Championship | 12 | Porsche 966 |
| 1992/05/24 | Indianapolis, IN (USA) | Champ Car World Series Indianapolis 500 | 10 | Lola-Buick |
| 1994 | ||||
| 1994/05/29 | Indianapolis, IN (USA) | Champ Car World Series Indianapolis 500 | 25 | Lola-Ilmor |
| 1996 | ||||
| 1996/01/27 | Orlando, FL (USA) | IndyCar Series | 9 | Lola-Ford |
| 1996/03/24 | Pheonix Raceway, AZ (USA) | IndyCar Series | 14 | Lola T93/00-Menard |
| 1996/05/26 | Indianapolis, IN (USA) | IndyCar Series Indianapolis 500 | 31 | Lola-Menard |
| 1997 | ||||
| 1997/02/01 - 1997/02/02 | Daytona, FL (USA) | IMSA WSC Championship 24 Hours Daytona | 1 | Riley & Scott Mk III-Ford |
| 1998 | ||||
| 1998/09/20 | Fort Worth, TX (USA) | IndyCar Series | 1 | G Force-Oldsmobile |
| 1999 | ||||
| 1999/03/20 | Sebring, FL (USA) | ALMS 12 Hours Sebring | 23 (4) | Chevrolet Corvette C5-R |
| 1999/09/18 | Braselton, GA (USA) | ALMS Petit Le Mans | 14 (5) | Chevrolet Corvette C5-R |
| 2000 | ||||
| 2000/03/17 | Sebring, FL (USA) | Trans-Am | 31 | Chevrolet Corvette |
| 2000/03/18 | Sebring, FL (USA) | ALMS 12 Hours Sebring | 12 | Porsche 993 GT2 |
| 2000/04/01 | Charlotte, NC (USA) | Trans-Am | 21 | Chevrolet Corvette |
| 2000/04/16 | Long Beach, CA (USA) | Trans-Am | 25 | Chevrolet Corvette |
| 2000/04/22 | Pheonix Raceway, AZ (USA) | Grand-Am Series | 6 | Riley & Scott-Lincoln |
| 2000/05/21 | Mosport (CAN) | Trans-Am | 30 | Chevrolet Corvette |
| 2000/06/17 | Detroit, MI (USA) | Trans-Am | 24 | Chevrolet Corvette |
| 2000/07/01 | Cleveland, OH (USA) | Trans-Am | 39 | Ford Mustang |