| Year | Grand Prix | No. | Team | Maufacturer | Grid | Position | Pts Points |
|---|---|---|---|---|---|---|---|
| 1982 | Nations Grand Prix | Honda International Racing | Honda | 2 | 12 | ||
| 1984 | Italian Grand Prix | Honda Racing Corporation | Honda | 1 | 15 | ||
| 1987 | San Marino Grand Prix | Team HRC | Honda | Ret | 0 | ||
| 1989 | Nations Grand Prix | Marlboro Yamaha Team Agostini | Yamaha | 7 | Ret | 0 | |
| 1993 | Italian Grand Prix | Yamaha Motor France | Yamaha | 14 | 2 | ||
| Avg. | 7 | 5.7 | 9.7 |
