PORSCHE RACING HISTORYKlaus Utz (D)
1983 : Nürburgring 1000 km - 2nd in class
29 May 1983 - Nürburgring 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 113 | Porsche 924 Carrera GTS | B | Klaus Utz (D)/Claude Haldi (CH) | Autax Motor + Sport | 8th | 2nd | 17th | 37 laps |