Championships won
| Standings Classifications
|
Races participated
| Date | Track | Series / Event | Pos | Car |
|---|---|---|---|---|
| 1979 | ||||
| 1979/04/29 | Nürburgring, RP (DEU) | Formula Super V, Europe | 3 | March 79 |
| 1979/06/17 | Mainz-Finthen, RP (DEU) | Formula Super V, Europe | 1 | March |
| 1979/06/24 | Norisring, BY (DEU) | Formula Super V, Europe | 14 | March |
| 1979/07/28 | Hockenheim, BW (DEU) | Formula Super V, Europe | 2 | March |
| 1980 | ||||
| 1980/07/27 | Diepholz, NI (DEU) | Formula 3, Germany | 1 | Ralt RT3-Toyota |
| 1981 | ||||
| 1981/06/21 | Wunstorf, NI (DEU) | Formula 3, Germany | 1 | Ralt RT3-Toyota |
| 1981/07/05 | Erding, BY (DEU) | Formula 3, Germany | 1 | Ralt RT3-Toyota |
| 1981/07/19 | Nürburgring, RP (DEU) | Formula 3, Germany | 1 | Ralt RT3-Toyota |
| 1981/09/20 | Nürburgring, RP (DEU) | Formula 3, Germany | 1 | Ralt RT3-Toyota |
| 1984 | ||||
| 1984/03/11 | Zolder (BEL) | DTM | 11 | Alfa Romeo GTV6 |
| 1985 | ||||
| 1985/06/15 - 1985/06/16 | Le Mans (FRA) | World Championship for Sports Cars 24 Hours Le Mans | DNC | Gebhardt JC853-Ford |
| 1986 | ||||
| 1986/09/14 | Spa (BEL) | World Championship for Sports Cars 1000km Spa | 1 | Porsche 962 C |
| 1987 | ||||
| 1987/04/26 | Nürburgring, RP (DEU) | Supercup | 12 | Porsche 962 C |
| 1987/06/28 | Norisring, BY (DEU) | Supercup | 2 | Porsche 962 C |
| 1987/06/28 | Norisring, BY (DEU) | World Championship for Sports Cars | 1 | Porsche 962 C |
| 1987/07/05 | Hockenheim, BW (DEU) | Supercup | 9 | Argo JM19 |
| 1989 | ||||
| 1989/05/21 | Dijon (FRA) | World Championship for Sports Cars | 1 | Porsche 962 C |
| 1989/06/25 | Norisring, BY (DEU) | Supercup | 1 | Porsche 962 C |
| 1991 | ||||
| 1991/02/02 - 1991/02/03 | Daytona, FL (USA) | IMSA GTP Championship 24 Hours Daytona | 1 | Porsche 962 C |
| 1991/06/22 - 1991/06/23 | Le Mans (FRA) | World Championship for Sports Cars 24 Hours Le Mans | 7 | Porsche 962 C |