1 | 1980 | Italian Grand Prix | 32 | 5 | Parmalat Racing Team | Brabham BT49 | Ford Cosworth Cosworth DFV | 5 | 1 |
2 | 1981 | San Marino Grand Prix | 38 | 5 | Parmalat Racing Team | Brabham BT49C | Ford Cosworth Cosworth DFV | 5 | 1 |
3 | 1986 | San Marino Grand Prix | 113 | 6 | Canon Williams Honda Team | Williams FW11 | Honda RA166-E | 2 | 2 |
4 | 1988 | San Marino Grand Prix | 143 | 1 | Camel Team Lotus Honda | Lotus 100T | Honda 1.5 V6T | 3 | 3 |