| 1962 | Isle of Man TT · Grand Prix | Matchless | 20 | | Classified |
| 1964 | Isle of Man TT · Grand Prix | Matchless | 10 | | Classified |
| 1965 | West German Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1965 | Isle of Man TT · Grand Prix | Matchless | 15 | | Classified |
| 1965 | East German Grand Prix · Grand Prix | Matchless | 16 | | Classified |
| 1965 | Czechoslovak Grand Prix · Grand Prix | Matchless | 12 | | Classified |
| 1965 | Finnish Grand Prix · Grand Prix | Matchless | 13 | | Classified |
| 1966 | Czechoslovak Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1966 | Finnish Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1966 | Ulster Grand Prix · Grand Prix | Matchless | 17 | | Classified |
| 1966 | Isle of Man TT · Grand Prix | Matchless | — | | Ret |
| 1966 | Nations Grand Prix · Grand Prix | Matchless | 7 | | Classified |
| 1967 | Isle of Man TT · Grand Prix | Matchless | 10 | | Classified |
| 1967 | Dutch TT · Grand Prix | Matchless | 12 | | Classified |
| 1967 | Belgian Grand Prix · Grand Prix | Matchless | — | | Ret |
| 1967 | Ulster Grand Prix · Grand Prix | Matchless | 12 | | Classified |
| 1967 | Nations Grand Prix · Grand Prix | Matchless | 12 | | Classified |
| 1968 | Spanish Grand Prix · Grand Prix | | — | | Ret |
| 1968 | Czechoslovak Grand Prix · Grand Prix | | 7 | | Classified |
| 1968 | Ulster Grand Prix · Grand Prix | | 9 | | Classified |
| 1972 | German Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1972 | Nations Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1972 | Finnish Grand Prix · Grand Prix | Suzuki | 8 | | Classified |
| 1972 | Spanish Grand Prix · Grand Prix | Suzuki | — | | Ret |
| 1973 | French Grand Prix · Grand Prix | Suzuki | 18 | | Classified |
| 1973 | West German Grand Prix · Grand Prix | Suzuki | 13 | | Classified |
| 1973 | Yugoslavian Grand Prix · Grand Prix | Suzuki | 8 | | Classified |
| 1973 | Belgian Grand Prix · Grand Prix | Suzuki | 16 | | Classified |