| 20 | High Point Raceway | 250MX 450 | May 24, 1981 | Husqvarna |
| 13 | Road Atlanta | 250MX 450 | May 10, 1981 | Husqvarna |
| 16 | Lake Whitney Cycle Ranch | 250MX 450 | April 12, 1981 | Husqvarna |
| 14 | Hangtown Motocross Classic | 250MX 450 | March 29, 1981 | Husqvarna |
| 16 | Lakewood Sports Cycle Park | 250MX 450 | June 15, 1980 | Honda |
| 16 | RedBud Track 'n Trail | 250MX 450 | June 1, 1980 | Honda |
| 16 | High Point Raceway | 250MX 450 | May 25, 1980 | Honda |
| 18 | Saddleback Park | 250MX 450 | March 30, 1980 | Honda |
| 18 | Hangtown Motocross Classic | 250MX 450 | March 23, 1980 | Honda |
| 21 | High Point Raceway | 250MX 450 | July 8, 1979 | Honda |
| 19 | RedBud Track 'n Trail | 250MX 450 | July 1, 1979 | Honda |
| 19 | Lakewood Sports Cycle Park | 250MX 450 | June 24, 1979 | Honda |