| 9 | Eric Eaton | Spring Creek Motocross | 500MX | August 28, 1983 |
| 17 | Mickey Kessler | Spring Creek Motocross | 500MX | August 28, 1983 |
| 18 | Micky Dymond | Spring Creek Motocross | 500MX | August 28, 1983 |
| 7 | Chuck Sun | Lakewood Sports Cycle Center | 500MX | August 21, 1983 |
| 12 | Mickey Kessler | Lakewood Sports Cycle Center | 500MX | August 21, 1983 |
| 14 | Micky Dymond | Lakewood Sports Cycle Center | 500MX | August 21, 1983 |
| 21 | Eric Eaton | Lakewood Sports Cycle Center | 500MX | August 21, 1983 |
| 5 | Chuck Sun | Washougal Motocross | 500MX | August 14, 1983 |
| 6 | Eric Eaton | Washougal Motocross | 500MX | August 14, 1983 |
| 17 | Mickey Kessler | Washougal Motocross | 500MX | August 14, 1983 |
| 14 | Eric Eaton | Pittsburgh | 250SX | July 9, 1983 |
| 9 | Eric Eaton | RedBud Track 'n Trail | 500MX | July 3, 1983 |
| 12 | Micky Dymond | RedBud Track 'n Trail | 500MX | July 3, 1983 |
| 17 | Mickey Kessler | RedBud Track 'n Trail | 500MX | July 3, 1983 |
| 14 | Micky Dymond | Lake Whitney Cycle Ranch | 500MX | June 19, 1983 |
| 15 | Eric Eaton | Lake Whitney Cycle Ranch | 500MX | June 19, 1983 |
| 9 | Micky Dymond | Broome-Tioga Sports Center | 500MX | June 5, 1983 |
| 10 | Mickey Kessler | Broome-Tioga Sports Center | 500MX | June 5, 1983 |
| 11 | Eric Eaton | Broome-Tioga Sports Center | 500MX | June 5, 1983 |
| 11 | Micky Dymond | High Point Raceway | 500MX | May 29, 1983 |
| 14 | Chuck Sun | High Point Raceway | 500MX | May 29, 1983 |
| 15 | Eric Eaton | High Point Raceway | 500MX | May 29, 1983 |
| 18 | Mickey Kessler | High Point Raceway | 500MX | May 29, 1983 |
| 10 | Chuck Sun | St Louis International Raceway | 500MX | May 22, 1983 |
| 11 | Mickey Kessler | St Louis International Raceway | 500MX | May 22, 1983 |
| 9 | Mickey Kessler | Gatorback Cycle Park | 500MX | April 24, 1983 |
| 11 | Chuck Sun | Gatorback Cycle Park | 500MX | April 24, 1983 |
| 17 | Micky Dymond | Gatorback Cycle Park | 500MX | April 24, 1983 |
| 15 | Micky Dymond | Saddleback Park | 500MX | April 10, 1983 |
| 24 | Mickey Kessler | Saddleback Park | 250MX | April 10, 1983 |
| 12 | Chuck Sun | Hangtown Motocross Classic | 500MX | March 27, 1983 |
| 13 | Brett Cross | Hangtown Motocross Classic | 250MX | March 27, 1983 |
| 16 | Mickey Kessler | Hangtown Motocross Classic | 250MX | March 27, 1983 |
| 21 | Micky Dymond | Hangtown Motocross Classic | 500MX | March 27, 1983 |
| 22 | Jo Jo Keller | Hangtown Motocross Classic | 500MX | March 27, 1983 |