| Position | Race | Class | Date | Machine |
|---|---|---|---|---|
| 15 | High Point Raceway | 250MX 450 Class | July 9, 1978 | Maico |
| 6 | RedBud Track 'n Trail | 250MX 450 Class | July 2, 1978 | Maico |
| 21 | Cycle World USA | 250MX 450 Class | June 18, 1978 | Maico |
| 21 | Sears Point International Raceway | 250MX 450 Class | June 11, 1978 | Maico |
| 19 | Lake Whitney Cycle Ranch | 250MX 450 Class | May 28, 1978 | Maico |
| 13 | Moto-X 338 | 250MX 450 Class | May 7, 1978 | Maico |
| 23 | Omaha Moto Park | 250MX 450 Class | April 30, 1978 | Maico |
| 13 | Rio Bravo MX Park | 250MX 450 Class | April 23, 1978 | Maico |
| 22 | Cycle-Rama | 125MX 250 Class | August 14, 1977 | Husqvarna |
| 20 | Motocross West | 125MX 250 Class | August 29, 1976 | Honda |
| 19 | Rio Bravo MX Park | 125MX 250 Class | August 22, 1976 | Honda |
| 12 | Cycle-Rama | 125MX 250 Class | August 15, 1976 | Honda |
| 19 | Cycle-Rama | 125MX 250 Class | August 24, 1975 | Kawasaki |
