| 1961 | Isle of Man TT · Grand Prix | Norton | — | | Ret |
| 1961 | Dutch TT · Grand Prix | Norton | 4 | | Classified |
| 1961 | Belgian Grand Prix · Grand Prix | Norton | — | | Ret |
| 1962 | Isle of Man TT · Grand Prix | Norton | — | | Ret |
| 1962 | Dutch TT · Grand Prix | Norton | 3 | | Classified |
| 1962 | Ulster Grand Prix · Grand Prix | Norton | 3 | | Classified |
| 1962 | Nations Grand Prix · Grand Prix | Norton | 4 | | Classified |
| 1963 | Isle of Man TT · Grand Prix | Gilera | 3 | | Classified |
| 1963 | Dutch TT · Grand Prix | Gilera | 2 | | Classified |
| 1963 | Belgian Grand Prix · Grand Prix | Gilera | 2 | | Classified |
| 1963 | Ulster Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1963 | Nations Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1964 | United States Grand Prix · Grand Prix | Matchless | 2 | | Classified |
| 1964 | Isle of Man TT · Grand Prix | Matchless | — | | Ret |
| 1964 | Dutch TT · Grand Prix | Matchless | 6 | | Classified |
| 1964 | Belgian Grand Prix · Grand Prix | Matchless | 2 | | Classified |
| 1964 | West German Grand Prix · Grand Prix | Matchless | 3 | | Classified |
| 1964 | East German Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1964 | Ulster Grand Prix · Grand Prix | Matchless | 1 | | Classified |
| 1971 | Nations Grand Prix · Grand Prix | Ducati | 4 | | Classified |
| 1973 | French Grand Prix · Grand Prix | MV Agusta | 2 | | Classified |
| 1973 | Austrian Grand Prix · Grand Prix | MV Agusta | — | | Ret |
| 1973 | West German Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1973 | Yugoslavian Grand Prix · Grand Prix | MV Agusta | — | | DNS |
| 1973 | Dutch TT · Grand Prix | MV Agusta | 1 | | Classified |
| 1973 | Belgian Grand Prix · Grand Prix | MV Agusta | 2 | | Classified |
| 1973 | Czechoslovak Grand Prix · Grand Prix | MV Agusta | 2 | | Classified |
| 1973 | Swedish Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1973 | Finnish Grand Prix · Grand Prix | MV Agusta | 2 | | Classified |
| 1973 | Spanish Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1974 | French Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1974 | German Grand Prix · Grand Prix | MV Agusta | — | | DNS |
| 1974 | Austrian Grand Prix · Grand Prix | MV Agusta | — | | Ret |
| 1974 | Nations Grand Prix · Grand Prix | MV Agusta | 3 | | Classified |
| 1974 | Dutch TT · Grand Prix | MV Agusta | 3 | | Classified |
| 1974 | Belgian Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1974 | Swedish Grand Prix · Grand Prix | MV Agusta | 2 | | Classified |
| 1974 | Finnish Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1974 | Czechoslovak Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1975 | French Grand Prix · Grand Prix | MV Agusta | 3 | | Classified |
| 1975 | Austrian Grand Prix · Grand Prix | MV Agusta | 3 | | Classified |
| 1975 | German Grand Prix · Grand Prix | MV Agusta | 2 | | Classified |
| 1975 | Nations Grand Prix · Grand Prix | MV Agusta | 2 | | Classified |
| 1975 | Dutch TT · Grand Prix | MV Agusta | 3 | | Classified |
| 1975 | Belgian Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1975 | Swedish Grand Prix · Grand Prix | MV Agusta | 2 | | Classified |
| 1975 | Finnish Grand Prix · Grand Prix | MV Agusta | — | | Ret |
| 1975 | Czechoslovak Grand Prix · Grand Prix | MV Agusta | 1 | | Classified |
| 1976 | French Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1976 | Austrian Grand Prix · Grand Prix | Suzuki | 3 | | Classified |
| 1976 | Nations Grand Prix · Grand Prix | Suzuki | 2 | | Classified |