| 18 | Danny Chandler | Seattle 1 | 250SX sx450SX | February 9, 1980 |
| 9 | Dan Turner | Oakland | 250SX sx450SX | February 24, 1980 |
| 18 | Andre Massant | Daytona | 250SX sx450SX | March 8, 1980 |
| 20 | Ken Adams | Houston 1 | 250SX sx450SX | March 14, 1980 |
| 9 | Eric McKenna | Hangtown Motocross Classic | 250MX mx450 | March 23, 1980 |
| 21 | Randy Kirschbaum | Hangtown Motocross Classic | 250MX mx450 | March 23, 1980 |
| 9 | Eric McKenna | Saddleback Park | 250MX mx450 | March 30, 1980 |
| 22 | Randy Kirschbaum | Saddleback Park | 250MX mx450 | March 30, 1980 |
| 14 | Randy Kirschbaum | Moto-X 338 | 250MX mx450 | May 18, 1980 |
| 24 | Eric McKenna | Moto-X 338 | 250MX mx450 | May 18, 1980 |
| 12 | Mickey Boone | High Point Raceway | 500MX mx500MX | May 25, 1980 |
| 3 | Denny Swartz | High Point Raceway | 500MX mx500MX | May 25, 1980 |
| 14 | Alan King | High Point Raceway | 500MX mx500MX | May 25, 1980 |
| 8 | Steve Rhyan | High Point Raceway | 500MX mx500MX | May 25, 1980 |
| 16 | Steve Stackable | High Point Raceway | 500MX mx500MX | May 25, 1980 |
| 20 | Steve Rhyan | RedBud Track 'n Trail | 500MX mx500MX | June 1, 1980 |
| 17 | Mike Harasmisz | RedBud Track 'n Trail | 500MX mx500MX | June 1, 1980 |
| 1 | Denny Swartz | RedBud Track 'n Trail | 500MX mx500MX | June 1, 1980 |
| 19 | Rick Sidle | RedBud Track 'n Trail | 500MX mx500MX | June 1, 1980 |
| 12 | Steve Stackable | RedBud Track 'n Trail | 500MX mx500MX | June 1, 1980 |
| 22 | Sean O'Brien | Atlanta International Raceway | 500MX mx500MX | June 8, 1980 |
| 6 | Steve Rhyan | Atlanta International Raceway | 500MX mx500MX | June 8, 1980 |
| 23 | Rick Sidle | Atlanta International Raceway | 500MX mx500MX | June 8, 1980 |
| 10 | Denny Swartz | Atlanta International Raceway | 500MX mx500MX | June 8, 1980 |
| 21 | Randy Kirschbaum | Atlanta International Raceway | 250MX mx450 | June 8, 1980 |
| 16 | Steve Rhyan | Lakewood Sports Cycle Park | 500MX mx500MX | June 15, 1980 |
| 10 | Alan King | Lakewood Sports Cycle Park | 500MX mx500MX | June 15, 1980 |
| 21 | Dan Turner | Lakewood Sports Cycle Park | 500MX mx500MX | June 15, 1980 |
| 14 | Denny Swartz | Lakewood Sports Cycle Park | 500MX mx500MX | June 15, 1980 |
| 25 | Steve Stackable | Lakewood Sports Cycle Park | 500MX mx500MX | June 15, 1980 |
| 22 | Sean O'Brien | Sears Point International Raceway | 500MX mx500MX | June 29, 1980 |
| 18 | Rick Sidle | Sears Point International Raceway | 500MX mx500MX | June 29, 1980 |
| 13 | Denny Swartz | Sears Point International Raceway | 500MX mx500MX | June 29, 1980 |
| 7 | Alan King | Sears Point International Raceway | 500MX mx500MX | June 29, 1980 |
| 26 | John Handelin | Sears Point International Raceway | 500MX mx500MX | June 29, 1980 |
| 21 | John Reinholt | Sears Point International Raceway | 500MX mx500MX | June 29, 1980 |
| 15 | Steve Stackable | Sears Point International Raceway | 500MX mx500MX | June 29, 1980 |
| 11 | Dan Turner | Sears Point International Raceway | 500MX mx500MX | June 29, 1980 |
| 23 | Steve Stackable | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 18 | Dean Wiggins | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 9 | Dan Turner | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 7 | Denny Swartz | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 25 | Pat Richter | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 19 | Steve Rhyan | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 16 | Eric Eaton | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 8 | Alan King | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 26 | Rick Sidle | Washougal Motocross | 500MX mx500MX | July 6, 1980 |
| 19 | Rick Sidle | Broome-Tioga Sports Center | 500MX mx500MX | August 24, 1980 |
| 14 | Tony Summey | Broome-Tioga Sports Center | 500MX mx500MX | August 24, 1980 |
| 12 | Denny Swartz | Broome-Tioga Sports Center | 500MX mx500MX | August 24, 1980 |
| 8 | Steve Stackable | Broome-Tioga Sports Center | 500MX mx500MX | August 24, 1980 |
| 18 | Steve Rhyan | Broome-Tioga Sports Center | 500MX mx500MX | August 24, 1980 |
| 13 | Dan Turner | Broome-Tioga Sports Center | 500MX mx500MX | August 24, 1980 |
| 11 | Alan King | Broome-Tioga Sports Center | 500MX mx500MX | August 24, 1980 |
| 16 | Tony Summey | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 14 | Denny Swartz | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 9 | Steve Rhyan | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 22 | Bob May | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 17 | Mark Hutcheson | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 15 | Dan Turner | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 11 | John Reinholt | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 6 | Steve Stackable | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 23 | John James | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |
| 19 | Rick Sidle | Sunshine Speedway | 500MX mx500MX | August 31, 1980 |