| Position | Race | Class | Motos | Date | Machine |
|---|---|---|---|---|---|
| 22 | Sears Point International Raceway | 500MX 500MX | - 17 | June 29, 1980 | Maico |
| 22 | Atlanta International Raceway | 500MX 500MX | 17 | June 8, 1980 | Maico |
| 19 | Sunshine Speedway | 500MX 500MX | 19 - 17 | August 26, 1979 | Suzuki |
| 24 | Metrolina Speedway Park | 500MX 500MX | - 20 | August 19, 1979 | Suzuki |
| 15 | Agency Motocross | 125MX 250 Class | August 13, 1978 |
