John Tonkin
Record type: Motorsport Biographies
Competed in
| Race | Position | Time | Speed | Machine |
|---|---|---|---|---|
| 1964 Junior MGP | 32 | 2:47:59.00 | 80.87 | AJS |
| 1962 Senior MGP | 51 | 3:07:46.00 | 72.35 | Norton |
Record type: Motorsport Biographies
| Race | Position | Time | Speed | Machine |
|---|---|---|---|---|
| 1964 Junior MGP | 32 | 2:47:59.00 | 80.87 | AJS |
| 1962 Senior MGP | 51 | 3:07:46.00 | 72.35 | Norton |