| Date | Place |
Division |
Start |
Finish | Owner |
# |
Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 9 1971 | Circuit National de Spa-Francorchamps | FIA World Sports Car Championship | 25 | 17 | Max Moritz | 48 | Porsche 911 S | 50 | running | ||
| Jun 27 1971 | Österreichring | FIA World Sports Car Championship | 24 | Autohaus Max Moritz | 41 | Porsche 911 S | accident | ||||
| Jun 15 1975 | Circuit de la Sarthe | ACO | 47 | 19 | Porsche Club Romand | 63 | Porsche Carrera RS 911 460 9018 | 284 | running | ||
| May 30 1976 | Nürburgring | FIA World Sports Car Championship | 25 | 42 | Hahn-Sportwagen GmbH | 46 | Porsche Carrera RS | 2 | did not finish | ||
| Mar 20 1977 | Autodromo Internazionale del Mugello | FIA World Sports Car Championship | 10 | 6 | Hahn Sportwagen | 38 | Porsche Carrera RSR | 145 | running | ||
| May 15 1977 | Silverstone Circuit | FIA World Sports Car Championship | 14 | 10 | Hahn Sportwagen | 33 | Porsche Carrera RSR | 200 | running | ||
| May 29 1977 | Nürburgring | FIA World Sports Car Championship | 14 | 8 | Hahn Sportwagen | 15 | Porsche Carrera RSR | 40 | running | ||
| Sep 25 1977 | Brands Hatch | FIA World Sports Car Championship | 10 | 19 | Hahn Sportwagen | 22 | Porsche Carrera RSR | 31 | did not finish | ||
| Oct 9 1977 | Hockenheimring | FIA World Sports Car Championship | 15 | 20 | Hahn Sportwagen | 28 | Porsche Carrera RSR | 122 | running | ||
| May 28 1978 | Nürburgring | FIA World Sports Car Championship | 26 | 43 | Hahn Sportwagen GmbH | 63 | Porsche Carrera RS | 26 | did not finish | ||
| Jun 3 1979 | Nürburgring | FIA World Sports Car Championship | 20 | 8 | Hahn Sportwagen | 45 | Porsche Carrera RSR | 40 | running | ||
| May 25 1980 | Nürburgring | FIA World Sports Car Championship | 26 | 13 | Hahn Sportwagen GmbH | 76 | Porsche 911 SC | 39 | running | ||
| May 29 1983 | Nürburgring | FIA World Sports Car Championship | 17 | 8 | Autax Motor | 113 | Porsche 924 Carrera GTS | 37 | running |