| 23 | Road Atlanta | 250MX 450 Class | June 6, 1982 | Yamaha |
| 20 | High Point Raceway | 250MX 450 Class | May 30, 1982 | Yamaha |
| 26 | Atlanta International Raceway | 250MX 450 Class | June 8, 1980 | KTM |
| 15 | RedBud Track 'n Trail | 250MX 450 Class | June 1, 1980 | KTM |
| 21 | Moto-X 338 | 250MX 450 Class | May 18, 1980 | KTM |
| 13 | High Point Raceway | 250MX 450 Class | July 8, 1979 | Yamaha |
| 17 | RedBud Track 'n Trail | 250MX 450 Class | July 1, 1979 | Yamaha |
| 16 | Atlanta International Raceway | 250MX 450 Class | May 27, 1979 | Yamaha |
| 19 | Omaha Moto Park | 250MX 450 Class | April 22, 1979 | Yamaha |
| 26 | Hangtown Motocross Classic | 250MX 450 Class | March 25, 1979 | Yamaha |
| 26 | Pine Top Motorcycle Park | 500MX 500MX | August 6, 1978 | Bultaco |
