| 1949 | Isle of Man TT · Grand Prix | AJS | 7 | | Classified |
| 1950 | Isle of Man TT · Grand Prix | Velocette | 6 | | Classified |
| 1950 | Belgian Grand Prix · Grand Prix | Velocette | 8 | | Classified |
| 1950 | Nations Grand Prix · Grand Prix | Velocette | — | | Ret |
| 1951 | Swiss Grand Prix · Grand Prix | AJS | 2 | | Classified |
| 1951 | Isle of Man TT · Grand Prix | AJS | — | | Ret |
| 1951 | Belgian Grand Prix · Grand Prix | AJS | 4 | | Classified |
| 1951 | French Grand Prix · Grand Prix | AJS | — | | Ret |
| 1951 | Ulster Grand Prix · Grand Prix | AJS | — | | Ret |
| 1952 | Swiss Grand Prix · Grand Prix | Norton | — | | Ret |
| 1952 | Isle of Man TT · Grand Prix | Norton | 1 | | Classified |
| 1952 | Dutch TT · Grand Prix | Norton | 4 | | Classified |
| 1952 | Belgian Grand Prix · Grand Prix | Norton | — | | Ret |
| 1952 | German Grand Prix · Grand Prix | Norton | 1 | | Classified |
| 1952 | Ulster Grand Prix · Grand Prix | Norton | — | | Ret |
| 1952 | Nations Grand Prix · Grand Prix | Norton | 6 | | Classified |
| 1952 | Spanish Grand Prix · Grand Prix | Norton | 5 | | Classified |
| 1953 | Isle of Man TT · Grand Prix | Gilera | 3 | | Classified |
| 1953 | Dutch TT · Grand Prix | Gilera | 2 | | Classified |
| 1953 | Belgian Grand Prix · Grand Prix | Gilera | 3 | | Classified |
| 1953 | French Grand Prix · Grand Prix | Gilera | 2 | | Classified |
| 1953 | Ulster Grand Prix · Grand Prix | Gilera | 4 | | Classified |
| 1953 | Swiss Grand Prix · Grand Prix | Gilera | 3 | | Classified |
| 1953 | Nations Grand Prix · Grand Prix | Gilera | 4 | | Classified |
| 1953 | Spanish Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1954 | French Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1954 | Isle of Man TT · Grand Prix | Gilera | 4 | | Classified |
| 1954 | Belgian Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1954 | Dutch TT · Grand Prix | Gilera | — | | Ret |
| 1954 | German Grand Prix · Grand Prix | Gilera | 3 | | Classified |
| 1954 | Swiss Grand Prix · Grand Prix | Gilera | 3 | | Classified |
| 1954 | Nations Grand Prix · Grand Prix | Gilera | 5 | | Classified |
| 1955 | Spanish Grand Prix · Grand Prix | Gilera | 1 | | Classified |
| 1955 | French Grand Prix · Grand Prix | Gilera | 3 | | Classified |
| 1955 | Isle of Man TT · Grand Prix | Gilera | 2 | | Classified |
| 1955 | German Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1955 | Belgian Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1955 | Dutch TT · Grand Prix | Gilera | 2 | | Classified |
| 1955 | Nations Grand Prix · Grand Prix | Gilera | 2 | | Classified |
| 1956 | Belgian Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1956 | German Grand Prix · Grand Prix | Gilera | 1 | | Classified |
| 1956 | Ulster Grand Prix · Grand Prix | Gilera | — | | Ret |
| 1956 | Nations Grand Prix · Grand Prix | Gilera | 4 | | Classified |