PORSCHE RACING HISTORYPorsche 962 - Chassis No. 962-HR5
16 August 1987 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 962 | 962-HR5 | GTP | John Hotchkis (USA)/Jim Adams (USA) | Hotchkis Racing (USA) | 6th | 6th | 8th | 76 laps |
6 September 1987 - San Antonio 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 962 | 962-HR5 | GTP | John Hotchkis (USA)/Jim Adams (USA) | Hotchkis Racing (USA) | 4th | 4th | 8th | 137 laps |
31 January 1988 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 962 | 962-HR5 | GTP | Jim Adams (USA)/John Hotchkis Jr. (USA)/John Hotchkis (USA) | Hotchkis Racing Inc. (USA) | 63rd | 16th | 10th | 98 laps - Accident |