| 1980 | Nations Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1980 | Spanish Grand Prix · Grand Prix | Kawasaki | 13 | | Classified |
| 1980 | French Grand Prix · Grand Prix | Kawasaki | 8 | | Classified |
| 1980 | Finnish Grand Prix · Grand Prix | Kawasaki | 5 | | Classified |
| 1980 | British Grand Prix · Grand Prix | Kawasaki | 7 | | Classified |
| 1980 | German Grand Prix · Grand Prix | Kawasaki | 11 | | Classified |
| 1981 | Großer Preis von Österreich · Grand Prix | Kawasaki | 6 | | Classified |
| 1981 | Großer Preis von Deutschland · Grand Prix | Kawasaki | — | | Ret |
| 1981 | Gran Premio delle Nazioni · Grand Prix | Kawasaki | — | | Ret |
| 1981 | Grand Prix de France Moto · Grand Prix | Kawasaki | 7 | | Classified |
| 1981 | Yu Grand Prix · Grand Prix | Kawasaki | — | | DNS |
| 1981 | Dutch TT Assen · Grand Prix | Kawasaki | 3 | | Classified |
| 1981 | Grand Prix Moto · Grand Prix | Kawasaki | 19 | | Classified |
| 1981 | Gran Premio di San Marino · Grand Prix | Kawasaki | 5 | | Classified |
| 1981 | Marlboro British Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1981 | Finnish GP · Grand Prix | Kawasaki | 3 | | Classified |
| 1981 | Swedish TT · Grand Prix | Kawasaki | 4 | | Classified |
| 1982 | Argentine Grand Prix · Grand Prix | Kawasaki | 8 | | Classified |
| 1982 | Austrian Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1982 | French Grand Prix · Grand Prix | Kawasaki | — | | WD |
| 1982 | Spanish Grand Prix · Grand Prix | Kawasaki | 9 | | Classified |
| 1982 | Nations Grand Prix · Grand Prix | Kawasaki | 6 | | Classified |
| 1982 | Dutch TT · Grand Prix | Kawasaki | 7 | | Classified |
| 1982 | Belgian Grand Prix · Grand Prix | Kawasaki | 8 | | Classified |
| 1982 | Yugoslavian Grand Prix · Grand Prix | Kawasaki | 10 | | Classified |
| 1982 | British Grand Prix · Grand Prix | Kawasaki | 7 | | Classified |
| 1982 | Swedish Grand Prix · Grand Prix | Kawasaki | 6 | | Classified |
| 1982 | San Marino Grand Prix · Grand Prix | Kawasaki | 7 | | Classified |
| 1982 | German Grand Prix · Grand Prix | Kawasaki | — | | Ret |