500MX Results
| Rider | Hometown | Motos | Machine |
|---|
| 1 | Denny Swartz | Reno, OH | 1 - 4 | Maico |
| 2 | Chuck Sun | Sherwood, OR | 3 - 2 | Honda |
| 3 | Marty Smith | San Diego, CA | 2 - 5 | Suzuki |
| 4 | Gaylon Mosier | Garden Grove, CA | 10 - 3 | Kawasaki |
| 5 | Arlo Englund | Colorado Springs, CO | 5 - 6 | Yamaha |
| 6 | Goat Breker | Anaheim, CA | 6 - 7 | Kawasaki |
| 7 | Rick Burgett | Sandy, OR | - 1 | Yamaha |
| 8 | Marty Moates | San Diego, CA | 4 - 15 | Yamaha |
| 9 | Jim Weinert | Middletown, NY | 12 - 9 | Can-am |
| 10 | Mickey Kessler | Farmingdale, NJ | 9 - 12 | Yamaha |
| 11 | Gary Semics | Lisbon, OH | 14 - 8 | Yamaha |
| 12 | Steve Stackable | Austin, TX | 11 - 13 | Maico |
| 13 | Gary Pustelak | Girard, PA | 7 | Suzuki |
| 14 | Wayne Boyer | Poway, CA | 8 | Suzuki |
| 15 | John Day | Coweta, OK | - 10 | Yamaha |
| 16 | Jim Gibson | Orange, CA | - 11 | Honda |
| 17 | Mike Harasmisz | Hunt, NY | 13 - 20 | Maico |
| 18 | Alan Pizzino | Painesville, OH | 17 - 17 | Husqvarna |
| 19 | Rick Sidle | Lebanon, PA | 16 - 18 | Maico |
| 20 | Steve Rhyan | San Clemente, CA | - 14 | Maico |
| 21 | Duane Joice | Pacifica, CA | 15 | Yamaha |
| 22 | Rick Anderson | Chattanooga, TN | - 16 | Husqvarna |
| 23 | Clark Jones | Montebello, CA | 18 | Honda |
| 24 | Dan Fish | Ithaca, NY | - 19 | Kawasaki |
| 25 | Rory Rundle | Pleasanton, CA | 19 | Yamaha |
| 26 | Philip Cramton | Lapeer, MI | 20 | Yamaha |
