| Position | Race | Class | Motos | Date | Machine |
|---|---|---|---|---|---|
| 25 | Moto-X 338 | 250MX 450 Class | 20 - 25 | May 2, 1993 | Yamaha |
| 23 | Moto-X 338 | 250MX 450 Class | 20 - 20 | August 4, 1991 | Honda |
| 14 | Moto-X 338 | 250MX 450 Class | 17 - 15 | July 22, 1990 | Suzuki |
| 18 | Moto-X 338 | 250MX 450 Class | 36 - 11 | May 21, 1989 | Suzuki |
