PORSCHE RACING HISTORYDominic Dobson (USA)
1990 : Daytona 24 Hours - 3rd overall
4 February 1990 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 86 | Porsche 962 C | 962C-139 | GTP | Bob Wollek (F)/Sarel van der Merwe (ZA)/Dominic Dobson (USA) | Texaco Havoline (USA) | 3rd | 3rd | 1st | 755 lots |
17 March 1990 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 86 | Porsche 962 C | 962C-139 | GTP | Bob Wollek (F)/Dominic Dobson (USA)/Sarel van der Merwe (ZA) | Bruce Leven (USA) | 40th | 12th | 2nd | 65 laps - Engine |