| 6 | Spring Creek Motocross | 500MX 500MX | 7 - 5 | August 28, 1983 | KTM |
| 13 | Lakewood Sports Cycle Center | 500MX 500MX | 36 - 8 | August 21, 1983 | KTM |
| 4 | Washougal Motocross | 500MX 500MX | 6 - 4 | August 14, 1983 | KTM |
| 8 | RedBud Track 'n Trail | 500MX 500MX | 7 - 11 | July 3, 1983 | KTM |
| 8 | Lake Whitney Cycle Ranch | 500MX 500MX | 10 - 8 | June 19, 1983 | KTM |
| 3 | Broome-Tioga Sports Center | 500MX 500MX | 8 - 2 | June 5, 1983 | KTM |
| 12 | High Point Raceway | 500MX 500MX | 15 - 10 | May 29, 1983 | KTM |
| 16 | St Louis International Raceway | 500MX 500MX | 18 - 15 | May 22, 1983 | KTM |
| 10 | Gatorback Cycle Park | 500MX 500MX | 9 - 12 | April 24, 1983 | KTM |
| 17 | Saddleback Park | 500MX 500MX | 15 - 16 | April 10, 1983 | KTM |
| 8 | Hangtown Motocross Classic | 500MX 500MX | 9 - 8 | March 27, 1983 | KTM |
| 25 | Carlsbad Raceway | 500MX 500MX | 20 | August 15, 1982 | KTM |
| 18 | Washougal Motocross | 500MX 500MX | 15 - 17 | August 8, 1982 | KTM |
| 9 | RedBud Track 'n Trail | 500MX 500MX | 10 - 7 | July 4, 1982 | KTM |
| 7 | Broome-Tioga Sports Center | 500MX 500MX | 8 - 9 | June 27, 1982 | KTM |
| 13 | CDR Tech Track | 500MX 500MX | 7 | June 13, 1982 | KTM |
| 5 | Road Atlanta | 500MX 500MX | 8 - 5 | June 6, 1982 | KTM |
| 8 | High Point Raceway | 500MX 500MX | 11 - 6 | May 30, 1982 | KTM |
| 6 | Moto-X 338 | 500MX 500MX | 6 - 6 | May 16, 1982 | KTM |
