500MX Results
| Rider | Hometown | Machine |
|---|
| 1 | Bryan Kenney | Cleveland, OH | Maico |
| 2 | Wyman Priddy | Fort Worth, TX | CZ |
| 3 | Jim Pomeroy | Yakima, WA | Bultaco |
| 4 | Jim Weinert | Middletown, NY | Yamaha |
| 6 | Mike Runyard | West Covina, CA | CZ |
| 7 | Mark Blackwell | Mission Viejo, CA | Husqvarna |
| 8 | Robert Brown | Salt Lake City, UT | CZ |
| 9 | Gary Jones | Hacienda Heights, CA | Yamaha |
| 10 | Bill Clements | Pasadena, CA | Husqvarna |
| 11 | Gary Chaplin | Cayucos, CA | Maico |
| 12 | John DeSoto | Honolulu, HI | Kawasaki |
| 13 | Robert Harris | Windsor, NY | Bultaco |
| 14 | Rich Thorwaldson | Cerritos, CA | Suzuki |
| 15 | Robert Thompson | Appalacian, NY | Husqvarna |
| 16 | Jim Cooke | Placentia, CA | Kawasaki |
| 17 | Ronnie Rall | Mansfield, OH | Yamaha |
| 18 | Marty Tripes | Santee, CA | Yamaha |
| 19 | Bryar Holcomb | Sunland, CA | Suzuki |
| 20 | Barry Higgins | Smyrna, GA | CZ |