Derek Tierney
Record type: Motorsport Biographies
Competed in
| Race | Position | Time | Speed | Machine |
|---|---|---|---|---|
| 1976 Production TT | 16 | 4:17:23.80 | 87.94 | Yamaha |
| 1976 Junior TT | R | Yamaha | ||
| 1976 Classic TT | 19 | 2:19:40.60 | 97.24 | Yamaha |
| 1975 Senior TT | R | Yamaha | ||
| 1975 Junior TT | R | Yamaha | ||
| 1974 Lightweight TT | 23 | 1:48:09.00 | 83.72 | Yamaha |
| 1974 Junior TT | 32 | 2:00:36.00 | 93.85 | Yamaha |
| 1974 Formula 750 TT | R | Yamaha | ||
| 1973 Senior TT | R | Yamaha | ||
| 1973 Lightweight TT | 28 | 1:44:57.00 | 86.28 | Yamaha |
| 1972 Senior MGP | R | Suzuki | ||
| 1972 Lightweight MGP | 23 | 1:48:11.00 | 83.69 | Yamaha |
| 1971 Senior MGP | 13 | 2:32:59.00 | 88.79 | Suzuki |
| 1970 Senior MGP | R | Norton | ||
| 1968 Junior MGP | 14 | 2:41:25.00 | 84.16 | Norton |
| 1967 Junior MGP | 24 | 3:00:23.00 | 75.31 | Norton |