| 1980 | German Grand Prix · Grand Prix | Yamaha | 22 | | Classified |
| 1981 | Großer Preis von Deutschland · Grand Prix | Yamaha | — | | Ret |
| 1982 | French Grand Prix · Grand Prix | Suzuki | 11 | | Classified |
| 1982 | Belgian Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1982 | Yugoslavian Grand Prix · Grand Prix | Suzuki | 26 | | Classified |
| 1982 | Swedish Grand Prix · Grand Prix | Suzuki | 13 | | Classified |
| 1982 | German Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1983 | South African Grand Prix · Grand Prix | Suzuki | — | | DNQ |
| 1983 | French Grand Prix · Grand Prix | Suzuki | 11 | | Classified |
| 1983 | Nations Grand Prix · Grand Prix | Suzuki | 17 | | Classified |
| 1983 | German Grand Prix · Grand Prix | Suzuki | 21 | | Classified |
| 1983 | Spanish Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1983 | Austrian Grand Prix · Grand Prix | Suzuki | 23 | | Classified |
| 1983 | Yugoslavian Grand Prix · Grand Prix | Suzuki | 15 | | Classified |
| 1983 | Dutch TT · Grand Prix | Suzuki | — | | Ret |
| 1983 | Belgian Grand Prix · Grand Prix | Suzuki | 15 | | Classified |
| 1983 | British Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1983 | Swedish Grand Prix · Grand Prix | Suzuki | 17 | | Classified |
| 1983 | San Marino Grand Prix · Grand Prix | Suzuki | 12 | | Classified |
| 1984 | Italian Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1984 | Spanish Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1984 | Austrian Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1984 | German Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1984 | French Grand Prix · Grand Prix | Suzuki | 10 | | Classified |
| 1984 | Yugoslavian Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1984 | Dutch TT · Grand Prix | Suzuki | 14 | | Classified |
| 1984 | Belgian Grand Prix · Grand Prix | Suzuki | 13 | | Classified |
| 1984 | British Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1984 | Swedish Grand Prix · Grand Prix | Suzuki | 8 | | Classified |
| 1984 | San Marino Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1985 | South African Grand Prix · Grand Prix | Suzuki | 15 | | Classified |
| 1985 | Spanish Grand Prix · Grand Prix | Suzuki | 13 | | Classified |
| 1985 | German Grand Prix · Grand Prix | Suzuki | — | | DNF |
| 1985 | Italian Grand Prix · Grand Prix | Suzuki | 17 | | Classified |
| 1985 | Austrian Grand Prix · Grand Prix | Suzuki | 17 | | Classified |
| 1985 | Yugoslavian Grand Prix · Grand Prix | Suzuki | 16 | | Classified |
| 1985 | Dutch TT · Grand Prix | Suzuki | — | | DNF |
| 1985 | Belgian Grand Prix · Grand Prix | Suzuki | — | | DNF |
| 1985 | French Grand Prix · Grand Prix | Suzuki | 13 | | Classified |
| 1985 | British Grand Prix · Grand Prix | Suzuki | 15 | | Classified |
| 1985 | Swedish Grand Prix · Grand Prix | Suzuki | — | | DNF |
| 1985 | San Marino Grand Prix · Grand Prix | Suzuki | 13 | | Classified |
| 1986 | Spanish Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1986 | Italian Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1986 | German Grand Prix · Grand Prix | Suzuki | 17 | | Classified |
| 1986 | Austrian Grand Prix · Grand Prix | Suzuki | 15 | | Classified |
| 1986 | Yugoslavian Grand Prix · Grand Prix | Suzuki | 11 | | Classified |
| 1986 | Dutch TT · Grand Prix | Suzuki | 13 | | Classified |
| 1986 | Belgian Grand Prix · Grand Prix | Suzuki | 11 | | Classified |
| 1986 | French Grand Prix · Grand Prix | Suzuki | 11 | | Classified |
| 1986 | British Grand Prix · Grand Prix | Suzuki | 10 | | Classified |
| 1986 | Swedish Grand Prix · Grand Prix | Suzuki | 10 | | Classified |
| 1986 | San Marino Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1987 | Japanese Grand Prix · Grand Prix | Suzuki | 14 | | Classified |
| 1987 | Spanish Grand Prix · Grand Prix | Suzuki | 17 | | Classified |
| 1987 | Italian Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1987 | Austrian Grand Prix · Grand Prix | Suzuki | 14 | | Classified |
| 1987 | Yugoslavian Grand Prix · Grand Prix | Suzuki | 14 | | Classified |
| 1987 | Dutch TT · Grand Prix | Suzuki | — | | Ret |
| 1987 | French Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1987 | British Grand Prix · Grand Prix | Suzuki | 16 | | Classified |
| 1987 | Swedish Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1987 | Czechoslovak Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1987 | San Marino Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1987 | Portuguese Grand Prix · Grand Prix | Suzuki | 12 | | Classified |
| 1987 | Brazilian Grand Prix · Grand Prix | Suzuki | 13 | | Classified |
| 1987 | Argentine Grand Prix · Grand Prix | Suzuki | — | | DNS |