| 16 | Spring Creek Motocross | 250MX 450 Class | August 28, 1983 | Kawasaki |
| 14 | Lakewood Sports Cycle Center | 250MX 450 Class | August 21, 1983 | Kawasaki |
| 22 | Washougal Motocross | 250MX 450 Class | August 14, 1983 | Kawasaki |
| 8 | Broome-Tioga Sports Center | 250MX 450 Class | June 5, 1983 | Kawasaki |
| 11 | High Point Raceway | 250MX 450 Class | May 29, 1983 | Kawasaki |
| 10 | St Louis International Raceway | 250MX 450 Class | May 22, 1983 | Kawasaki |
| 14 | Gatorback Cycle Park | 250MX 450 Class | April 24, 1983 | Kawasaki |
| 14 | Saddleback Park | 250MX 450 Class | April 10, 1983 | Kawasaki |
| 18 | Hangtown Motocross Classic | 250MX 450 Class | March 27, 1983 | Kawasaki |
| 22 | Moto-X 338 | 250MX 450 Class | May 18, 1980 | Honda |
| 9 | Lakewood Sports Cycle Park | 250MX 450 Class | June 24, 1979 | Honda |
| 10 | Sears Point International Raceway | 250MX 450 Class | June 17, 1979 | Honda |
| 14 | Atlanta International Raceway | 250MX 450 Class | May 27, 1979 | Honda |
| 6 | Moto-X 338 | 250MX 450 Class | May 20, 1979 | Honda |
| 13 | Omaha Moto Park | 250MX 450 Class | April 22, 1979 | Honda |
| 18 | Cycle World USA | 250MX 450 Class | June 18, 1978 | Yamaha |
