| Position | Race | Class | Motos | Date | Machine |
|---|---|---|---|---|---|
| 17 | Broome-Tioga Sports Center | 500MX 500MX | 18 - 13 | June 28, 1981 | Yamaha |
| 19 | Atlanta International Raceway | 500MX 500MX | - 16 | June 8, 1980 | Yamaha |
| 26 | RedBud Track 'n Trail | 500MX 500MX | 20 | June 1, 1980 | Yamaha |
| 22 | High Point Raceway | 500MX 500MX | 18 | May 25, 1980 | Yamaha |
