| 1969 | French Grand Prix · Grand Prix | Matchless | 3 | | Classified |
| 1969 | Dutch TT · Grand Prix | Matchless | 10 | | Classified |
| 1969 | Belgian Grand Prix · Grand Prix | Matchless | 9 | | Classified |
| 1969 | East German Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1969 | Nations Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1969 | Yugoslavian Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1970 | Yugoslavian Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1970 | Belgian Grand Prix · Grand Prix | Matchless | 4 | | Classified |
| 1970 | East German Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1971 | Austrian Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1971 | West German Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1971 | East German Grand Prix · Grand Prix | Matchless | 6 | | Classified |
| 1971 | Nations Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1972 | German Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1972 | Austrian Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1972 | Nations Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1972 | Grand Prix of the DRG · Grand Prix | Kawasaki | — | | Ret |
| 1972 | Czechoslovak Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1972 | Swedish Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1972 | Finnish Grand Prix · Grand Prix | Kawasaki | — | | Ret |
| 1974 | French Grand Prix · Grand Prix | Yamaha | — | | DNS |
| 1974 | Austrian Grand Prix · Grand Prix | Yamaha | 6 | | Classified |
| 1974 | Nations Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1974 | Dutch TT · Grand Prix | Yamaha | 6 | | Classified |
| 1974 | Belgian Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1974 | Swedish Grand Prix · Grand Prix | Yamaha | 5 | | Classified |
| 1974 | Finnish Grand Prix · Grand Prix | Yamaha | 10 | | Classified |
| 1974 | Czechoslovak Grand Prix · Grand Prix | Yamaha | 17 | | Classified |
| 1975 | French Grand Prix · Grand Prix | Yamaha | 8 | | Classified |
| 1975 | Austrian Grand Prix · Grand Prix | Yamaha | 7 | | Classified |
| 1975 | German Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1975 | Dutch TT · Grand Prix | Yamaha | 9 | | Classified |
| 1975 | Swedish Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1975 | Czechoslovak Grand Prix · Grand Prix | Yamaha | 4 | | Classified |
| 1976 | French Grand Prix · Grand Prix | Yamaha | 9 | | Classified |
| 1976 | Austrian Grand Prix · Grand Prix | Yamaha | 9 | | Classified |
| 1976 | Nations Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1976 | Dutch TT · Grand Prix | Yamaha | — | | Ret |
| 1976 | Belgian Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1976 | Swedish Grand Prix · Grand Prix | Yamaha | 8 | | Classified |
| 1976 | Finnish Grand Prix · Grand Prix | Yamaha | 10 | | Classified |
| 1976 | Czechoslovak Grand Prix · Grand Prix | Yamaha | 4 | | Classified |
| 1976 | German Grand Prix · Grand Prix | Yamaha | — | | Ret |
| 1977 | German Grand Prix · Grand Prix | Suzuki | — | | DNS |
| 1977 | French Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1977 | Dutch TT · Grand Prix | Suzuki | — | | DNS |
| 1977 | Belgian Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1977 | Swedish Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1977 | Finnish Grand Prix · Grand Prix | Suzuki | 10 | | Classified |
| 1977 | Czechoslovak Grand Prix · Grand Prix | Suzuki | — | | Ret |