| Year | Grand Prix | No. | Team | Maufacturer | Grid | Position | Pts Points |
|---|---|---|---|---|---|---|---|
| 1982 | San Marino Grand Prix | Team HB Suzuki | Suzuki | 2 | 12 | ||
| 1984 | San Marino Grand Prix | RM Promotions | Honda | 1 | 15 | ||
| 1985 | Italian Grand Prix | Rothmans Honda Mamola | Honda | 4 | 8 | ||
| 1992 | Italian Grand Prix | Budweiser Team/Global Motorsports | Yamaha | 10 | 1 | ||
| Avg. | 0 | 4.3 | 9 |
