PORSCHE RACING HISTORYGünther Steckkönig (D)
1983
10 April 1983 - Monza 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 81 | Porsche 930 | 930 970 0069 | B | Günther Steckkönig (D)/Bernd Schiller (D) | Bernd Schiller | DNF | 16th | 70 laps - Engine |
8 May 1983 - Silverstone 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 98 | Porsche 930 | 930 970 0069 | B | Günther Steckkönig (D)/Bernd Schiller (D) | Bernd Schiller | 15th | 26th | 148 laps |
19 June 1983 - Le Mans 24 Hours - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 94 | Porsche 930 | 930 970 0069 | B | Claude Haldi (CH)/Günther Steckkönig (D)/Bernd Schiller (D) | Claude Haldi | DNF | 46th | Piston |