Steve O'Brien
Record type: Motorsport Biographies
Competed in
| Race | Position | Time | Speed | Machine |
|---|---|---|---|---|
| 1980 Senior MGP | 29 | 2:29:05.00 | 91.1 | Cowles Yamaha |
| 1980 Junior MGP | R | Cowles Yamaha | ||
| 1979 Senior MGP | 54 | 2:50:51.00 | 79.49 | Cowles Yamaha |
| 1978 Senior Newcomers MGP | 19 | 1:54:54.00 | 59.1 | Cowles Yamaha |
| 1978 Senior MGP | 61 | 74.66 | Cowles Yamaha |