Championships won
|
Races participated
| Date | Track | Series / Event | Pos | Car |
|---|---|---|---|---|
| 1977 | ||||
| 1977/05/29 | Nürburgring, RP (DEU) | World Championship for Makes ADAC 1000km Race | 5 | Porsche 934 |
| 1979 | ||||
| 1979/04/29 | Nürburgring, RP (DEU) | DRM | 10 | Porsche 935 Turbo |
| 1979/06/03 | Nürburgring, RP (DEU) | World Championship for Makes ADAC 1000km Race | 4 | Porsche 935 |
| 1980 | ||||
| 1980/03/23 | Zolder (BEL) | DRM | 5 | Porsche 935 Turbo |
| 1980/03/30 | Nürburgring, RP (DEU) | DRM | Took part | Porsche 935 Turbo |
| 1980/04/13 | Hockenheim, BW (DEU) | DRM | 5 | Porsche 935 Turbo |
| 1980/07/13 | Salzburgring (AUT) | DRM | 7 | Porsche 935 |
| 1981 | ||||
| 1981/05/10 | Silverstone (GBR) | World Championship for Makes | 1 | Porsche 935 |
| 1983 | ||||
| 1983/09/04 | Spa (BEL) | World Championship for Sports Cars 1000km Spa | 8 | Porsche 936 |
| 2002 | ||||
| 2002/06/01 - 2002/06/02 | Nürburgring, RP (DEU) | Non-Championship Races 24 Hours Nürburging | 4 | Porsche 996 GT3 |
| 2004 | ||||
| 2004/04/17 | Nürburgring, RP (DEU) | VLN 4-Stunden Rennen | 5 | Porsche 996 GT3 Cup |
| 2004/05/15 | Nürburgring, RP (DEU) | VLN Adenauer Rundstrecken-Trophy | 6 | Porsche 996 GT3 Cup |
| 2004/07/17 | Nürburgring, RP (DEU) | VLN Reinoldus-Langstreckenrennen | 7 | Porsche 911 GT3 Cup |
| 2008 | ||||
| 2008/04/12 | Nürburgring, RP (DEU) | VLN 4-Stunden Rennen | 6 (5) | Porsche 911 GT3 |