| 1972 | Yugoslavian Grand Prix · Grand Prix | Yamaha | 2 | | Classified |
| 1972 | Dutch TT · Grand Prix | Yamaha | 5 | | Classified |
| 1972 | Belgian Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1972 | Grand Prix of the DRG · Grand Prix | Yamaha | 5 | | Classified |
| 1972 | Czechoslovak Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1972 | Swedish Grand Prix · Grand Prix | Yamaha | 8 | | Classified |
| 1972 | Finnish Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1972 | Spanish Grand Prix · Grand Prix | Yamaha | 1 | | Classified |
| 1973 | French Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1973 | Czechoslovak Grand Prix · Grand Prix | Yamaha | 15 | | Classified |
| 1973 | Swedish Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1973 | Finnish Grand Prix · Grand Prix | Yamaha | 11 | | Classified |
| 1973 | Spanish Grand Prix · Grand Prix | Yamaha | 4 | | Classified |
| 1974 | French Grand Prix · Grand Prix | Yamaha | 8 | | Classified |
| 1974 | Austrian Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1974 | Isle of Man TT · Grand Prix | Yamaha | — | | Ret |
| 1974 | Belgian Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1974 | Czechoslovak Grand Prix · Grand Prix | Yamaha | 10 | | Classified |
| 1975 | Austrian Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1975 | Nations Grand Prix · Grand Prix | Yamaha | — | | DNS |
| 1975 | Isle of Man TT · Grand Prix | Yamaha | 3 | | Classified |
| 1975 | Belgian Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1975 | Swedish Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1975 | Finnish Grand Prix · Grand Prix | Yamaha | 4 | | Classified |
| 1975 | Czechoslovak Grand Prix · Grand Prix | Yamaha | 6 | | Classified |
| 1976 | French Grand Prix · Grand Prix | Yamaha | 13 | | Classified |
| 1976 | Austrian Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1976 | Isle of Man TT · Grand Prix | Yamaha | — | | Ret |
| 1976 | Belgian Grand Prix · Grand Prix | Suzuki | 7 | | Classified |
| 1976 | Swedish Grand Prix · Grand Prix | Suzuki | 3 | | Classified |
| 1976 | Finnish Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1976 | Czechoslovak Grand Prix · Grand Prix | Suzuki | 9 | | Classified |
| 1976 | German Grand Prix · Grand Prix | Suzuki | 9 | | Classified |