PORSCHE RACING HISTORYGianpiero Moretti (I)
1988
14 August 1988 - Sears Point 300 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 31 | Porsche 962 | 962-128 | GTP | Gianpiero Moretti (I)/Scott Pruett (USA) | Momo Corse (I) | 14th | 14th | 17th | 70 laps |
4 September 1988 - San Antonio 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 962 | 962-128 | GTP | Gianpiero Moretti (I)/Stanley Dickens (S) | Momo Corse (I) | 19th | 11th | 9th | 42 laps - DNF |
2 October 1988 - Columbus 300 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 962 | 962-128 | GTP | Gianpiero Moretti (I)/Steve Phillips (USA) | Momo Corse (I) | 13th | 12th | 18th | 76 laps |
9 October 1988 - Fuji 1000 km - World Sports-Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 20 | Porsche 962 C | 962C-003BM | C1 | Gianpiero Moretti (I)/Tiff Needell (GB)/Harald Huysman (B) | Memorex Telex Racing Team (D) | DNF | 19th | 14 laps - Exhaust |
23 October 1988 - Del Mar 2 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 962 C | 962C-003BM | GTP | Gianpiero Moretti (I)/Steve Phillips (USA) | Momo Corse (I) | 12th | 10th | 20th | 80 laps |