| Year | Grand Prix | No. | Team | Maufacturer | Grid | Position | Pts Points |
|---|---|---|---|---|---|---|---|
| 1991 | San Marino Grand Prix | Sonauto Yamaha Mobil 1 | Yamaha | 5 | 11 | ||
| 1992 | Italian Grand Prix | Yamaha Motor Banco | Yamaha | 9 | 2 | ||
| 1993 | San Marino Grand Prix | Valvoline Team WCM | ROC Yamaha | 8 | 8 | ||
| 1994 | Italian Grand Prix | Slick 50 Team WCM | ROC Yamaha | 9 | 7 | ||
| Avg. | 0 | 7.8 | 7 |