1973 AMA Pro Motocross Championship Arizona Cycle Park: 500MX Results
November 11, 1973
500MX Results
| Rider | Hometown | Bike | |
|---|---|---|---|
| 1 |  Pierre Karsmakers | The Netherlands  | Yamaha |
| 2 | Tim Hart | Torrance, CA  | Yamaha |
| 3 | Peter Lamppu | Los Angeles, CA | Kawasaki |
| 4 | Rich Thorwaldson | Cerritos, CA | Suzuki |
| 5 | Gary Semics | Lisbon, OH | Husqvarna |
| 6 | Steve Stackable | Austin, TX | CZ |
| 7 | Mike Runyard | West Covina, CA | Suzuki |
| 8 |  Gary Jones | Hacienda Heights, CA | Maico |
| 9 | Gary Chaplin | Cayucos, CA | Honda |
| 10 | John DeSoto | Honolulu, HI | CZ |
| 11 |  Brad Lackey | Lafayette, CA | Kawasaki |
| 12 | Marty Tripes | Santee, CA | Honda |
| 13 | Jim West | Pasadena, CA | Husqvarna |
| 14 | Sonny DeFeo | Port Washington, NY | Maico |
| 15 | Robert Harris | Windsor, NY | Bultaco |
| 16 | Jim Cooke | Huntington Beach, CA | Kawasaki |
| 17 | Mark Blackwell | Mission Viejo, CA | Husqvarna |
