1981 AMA Pro Motocross Championship Washougal Motocross: 500MX Results
August 2, 1981
500MX Results
| Rider | Hometown | Motos | Bike | |
|---|---|---|---|---|
| 1 |  Broc Glover | El Cajon, CA  | 1 - 1 | Yamaha |
| 2 |  Mike Bell | Lakewood, CA | 2 - 3 | Yamaha |
| 3 | Danny Laporte | Yucca Valley, CA | 4 - 2 | Honda |
| 4 | Billy Grossi | Santa Cruz, CA | 3 - 4 | Husqvarna |
| 5 | Goat Breker | Anaheim, CA | 5 - 5 | Kawasaki |
| 6 | Marty Moates | San Diego, CA | 6 - 8 | Yamaha |
| 7 | Arlo Englund | Colorado Springs, CO | 7 - 11 | Yamaha |
| 8 | Zoli Berenyi | Edmonton, ON  | 10 - 9 | Yamaha |
| 9 | Gary Pustelak | Girard, PA | 9 - 10 | Husqvarna |
| 10 | Allen Berluti | Sparks, NV | 8 - 12 | Maico |
| 11 | Joey Schlag | Pittsburg, CA | - 6 | KTM |
| 12 | Tony DiStefano | Bristol, PA | 27 - 7 | Husqvarna |
| 13 | Kevin Davis | Las Vegas, NV | 15 - 16 | Maico |
| 14 | Jari Heinonen | Coquitlam, BC | 14 - 17 | Yamaha |
| 15 | Kenny Keylon | Brooksville, FL | 11 | Yamaha |
| 16 | Boo Stichter | Thornton, CO | 12 | Honda |
| 17 | Clark Jones | Montebello, CA | - 13 | Husqvarna |
| 18 | Mark Corbett | Burlington, WI | 13 | Kawasaki |
| 19 | Tim Krogh | Vancouver, BC | - 14 | Honda |
| 20 | Ross Williams | Medina, OH | - 15 | Maico |
| 21 | Darryl Zumstein | Woodland, WA | 18 - 19 | Maico |
| 22 | Brian Thompson | Harrisburg, PA | 17 - 20 | Maico |
| 23 | Maby McIntyre | El Paso, TX | 16 - 21 | Yamaha |
| 24 | Andrew Tudor | Grandview, WA | 24 - 18 | Maico |
| 25 | George McNamara | San Rafael, CA | 19 | Yamaha |
| 26 | Rick Sidle | Lebanon, PA | 20 - 23 | Honda |
