| Year | Grand Prix | No. | Team | Maufacturer | Grid | Position | Pts Points |
|---|---|---|---|---|---|---|---|
| 1966 | Dutch TT | Matchless | Ret | 0 | |||
| 1967 | Dutch TT | Matchless | Ret | 0 | |||
| 1968 | Dutch TT | Matchless / Seeley-Matchless | 6 | 1 | |||
| 1969 | Dutch TT | Seeley-Matchless | 8 | 3 | |||
| 1970 | Dutch TT | Seeley-Matchless / Triumph | 8 | 3 | |||
| 1971 | Dutch TT | Kawasaki | Ret | 0 | |||
| 1972 | Dutch TT | Kawasaki | Ret | 0 | |||
| Avg. | 0 | 7.3 | 2.3 |