| 1 | 1992 | Hungarian Grand Prix | 40 | Roc Yamaha | ROC | Yamaha | 18 | 12 |
| 2 | 1992 | French Grand Prix | 40 | Roc Yamaha | ROC | Yamaha | 17 | 11 |
| 3 | 1993 | Dutch TT | 42 | Shell Team Harris | Harris 1996 | Yamaha V4 | 30 | 20 |
| 4 | 1993 | European Grand Prix | 42 | Shell Team Harris | Harris 1996 | Yamaha V4 | 25 | 16 |
| 5 | 1993 | San Marino Grand Prix | 42 | Shell Team Harris | Harris 1996 | Yamaha V4 | 25 | 16 |
| 6 | 1993 | British Grand Prix | 42 | Shell Team Harris | Harris 1996 | Yamaha V4 | 32 | DNF |
| 7 | 1993 | Czech Republic Grand Prix | 42 | Shell Team Harris | Harris 1996 | Yamaha V4 | 26 | DNF |
| 8 | 1993 | Italian Grand Prix | 42 | Shell Team Harris | Harris 1996 | Yamaha V4 | 22 | 18 |
| 9 | 1993 | United States Grand Prix | 42 | Shell Team Harris | Harris 1996 | Yamaha V4 | 23 | DNF |
| 10 | 1993 | Gran Premio FIM de la Comunidad de Madrid | 42 | Shell Team Harris | Harris 1996 | Yamaha V4 | 17 | 12 |
| 11 | 1994 | European Grand Prix | 41 | Team Roc | ROC V4 | Yamaha V4 | 15 | 15 |
| 12 | 1995 | Australian Grand Prix | 27 | Team Max | ROC V4 | Yamaha V4 | 21 | 17 |
| 13 | 1995 | Malaysian Grand Prix | 27 | Team Max | ROC V4 | Yamaha V4 | 27 | 15 |
| 14 | 1995 | Japanese Grand Prix | 27 | Team Max | ROC V4 | Yamaha V4 | 28 | 12 |
| 15 | 1995 | Spanish Grand Prix | 27 | Team Max | ROC V4 | Yamaha V4 | 25 | NCL |
| 16 | 1995 | German Grand Prix | 27 | Team Max | ROC V4 | Yamaha V4 | 30 | DNF |
| 17 | 1995 | Italian Grand Prix | 27 | Team Max | ROC V4 | Yamaha V4 | 30 | DNF |
| 18 | 1995 | Dutch TT | 27 | Team Max | ROC V4 | Yamaha V4 | 26 | 19 |
| 19 | 1996 | Catalunya Grand Prix | 30 | W.C.M. | ROC V4 | Yamaha V4 | | DNF |
| 20 | 1996 | Australian Grand Prix | 30 | W.C.M. | ROC V4 | Yamaha V4 | 20 | 14 |
