| 12 | Hangtown Motocross Classic | 250MX 450 Class | 14 - 12 | March 31, 1985 | Honda |
| 7 | Hangtown Motocross Classic | 250MX 450 Class | | April 8, 1984 | Honda |
| 8 | Saddleback Park | 250MX 450 Class | | April 1, 1984 | Honda |
| 13 | Lakewood Sports Cycle Center | 250MX 450 Class | | August 21, 1983 | Suzuki |
| 10 | Washougal Motocross | 250MX 450 Class | | August 14, 1983 | Suzuki |
| 13 | RedBud Track 'n Trail | 250MX 450 Class | | July 3, 1983 | Suzuki |
| 9 | Lake Whitney Cycle Ranch | 250MX 450 Class | | June 19, 1983 | Suzuki |
| 14 | Broome-Tioga Sports Center | 250MX 450 Class | | June 5, 1983 | Suzuki |
| 12 | High Point Raceway | 250MX 450 Class | | May 29, 1983 | Suzuki |
| 21 | St Louis International Raceway | 250MX 450 Class | | May 22, 1983 | Suzuki |
| 19 | Gatorback Cycle Park | 250MX 450 Class | | April 24, 1983 | Suzuki |
| 7 | Saddleback Park | 250MX 450 Class | | April 10, 1983 | Suzuki |
| 6 | Hangtown Motocross Classic | 250MX 450 Class | | March 27, 1983 | Suzuki |
| 10 | CDR Tech Track | 250MX 450 Class | | June 13, 1982 | Suzuki |
| 11 | Road Atlanta | 250MX 450 Class | | June 6, 1982 | Suzuki |
| 10 | High Point Raceway | 250MX 450 Class | | May 30, 1982 | Suzuki |
| 8 | Moto-X 338 | 250MX 450 Class | | May 16, 1982 | Suzuki |
| 10 | Sunshine Speedway | 250MX 450 Class | | May 2, 1982 | Suzuki |
| 11 | Lake Whitney Cycle Ranch | 250MX 450 Class | | April 18, 1982 | Suzuki |
| 18 | Saddleback Park | 250MX 450 Class | | April 4, 1982 | Suzuki |
| 11 | Hangtown Motocross Classic | 250MX 450 Class | | March 28, 1982 | Suzuki |
| 18 | CDR Tech Track | 250MX 450 Class | | June 14, 1981 | Suzuki |
| 15 | Saddleback Park | 250MX 450 Class | | April 5, 1981 | Suzuki |
| 13 | Hangtown Motocross Classic | 250MX 450 Class | | March 29, 1981 | Suzuki |
| 25 | Saddleback Park | 250MX 450 Class | | March 30, 1980 | Honda |
| 14 | Hangtown Motocross Classic | 250MX 450 Class | | March 23, 1980 | Honda |
