| Position | Race | Class | Motos | Date | Machine |
|---|---|---|---|---|---|
| 23 | Lake Whitney Cycle Ranch | 500MX 500MX | - 18 | May 28, 1978 | KTM |
| 24 | Majters City Raceway | 500MX 500MX | 17 | August 21, 1977 | Yamaha |
| 21 | Lake Whitney Cycle Ranch | 500MX 500MX | - 16 | July 17, 1977 | Yamaha |
| 22 | Motocross West | 500MX 500MX | - 16 | August 29, 1976 | Suzuki |
