| 26 | Washougal Motocross | 500MX 500MX | 20 - 23 | August 2, 1981 | Honda |
| 21 | RedBud Track 'n Trail | 500MX 500MX | 26 - 16 | July 5, 1981 | Honda |
| 12 | Broome-Tioga Sports Center | 500MX 500MX | 11 - 16 | June 28, 1981 | Honda |
| 19 | CDR Tech Track | 500MX 500MX | 21 - 16 | June 14, 1981 | Honda |
| 23 | Sunshine Speedway | 500MX 500MX | 20 | June 7, 1981 | Honda |
| 25 | High Point Raceway | 500MX 500MX | 22 - 19 | May 24, 1981 | Honda |
| 22 | Moto-X 338 | 500MX 500MX | 19 | May 17, 1981 | Honda |
| 19 | Sunshine Speedway | 500MX 500MX | 18 - 18 | August 31, 1980 | Maico |
| 19 | Broome-Tioga Sports Center | 500MX 500MX | 17 - 17 | August 24, 1980 | Maico |
| 26 | Washougal Motocross | 500MX 500MX | 20 | July 6, 1980 | Maico |
| 18 | Sears Point International Raceway | 500MX 500MX | - 13 | June 29, 1980 | Maico |
| 23 | Atlanta International Raceway | 500MX 500MX | - 18 | June 8, 1980 | Maico |
| 19 | RedBud Track 'n Trail | 500MX 500MX | 16 - 18 | June 1, 1980 | Maico |
