PORSCHE RACING HISTORY962
1990
4 February 1990 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 2 | Porsche 962 | 962-C06 | GTP | Harald Grohs (D)/Hans-Joachim Stuck (D)/Hurley Haywood (USA)/René Herzog (CH) | Alucraft/Shapiro Motorsports | 4th | 4th | 13th | 704 laps |
| 10 | Porsche 962 | 962-F01 | GTP | Jim Adams (USA)/John Hotchkis Jr. (USA)/John Hotchkis (USA) | Wynn's (USA) | 6th | 5th | 15th | 688 laps |
| 16 | Porsche 962 | 962-148 | GTP | Rob Dyson (USA)/James Weaver (GB)/Scott Pruett (USA)/Vern Schuppan (AUS) | Dyson Racing (USA) | 55th | 15th | 5th | 6 laps - Accident |
17 March 1990 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 962 | 962-F01 | GTP | John Hotchkis (USA)/Jim Adams (USA)/John Hotchkis Jr. (USA) | Hotchkis Racing (USA) | 4th | 4th | 14th | 292 laps |
| 2 | Porsche 962 | 962-C06 | GTP | Hurley Haywood (USA)/René Herzog (CH)/Scott Schubot (USA) | René Herzog | 31st | 11th | 10th | 151 laps - Engine |