1991 AMA Pro Motocross Championship Washougal Motocross: 500MX Results
September 1, 1991
500MX Results
| Rider | Hometown | Motos | Bike | |
|---|---|---|---|---|
| 1 |  Jeff Ward | Mission Viejo, CA  | 3 - 1 | Kawasaki |
| 2 |  Jean Michel Bayle | France  | 1 - 3 | Honda |
| 3 | Jeff Stanton | Sherwood, MI | 2 - 2 | Honda |
| 4 | Damon Bradshaw | Charlotte, NC | 4 - 4 | Yamaha |
| 5 |  Ron Lechien | El Cajon, CA | 5 - 5 | Kawasaki |
| 6 | Doug Dubach | Costa Mesa, CA | 6 - 6 | Yamaha |
| 7 | Gene Naumec | Columbia, CT | 7 - 7 | Kawasaki |
| 8 | Shaun Kalos | Litchfield Park, AZ | 14 - 8 | Kawasaki |
| 9 | Fred Andrews | North Canton, OH | 13 - 9 | Kawasaki |
| 10 | Mike Healey | Costa Mesa, CA | 12 - 10 | KTM |
| 11 | Greg Zitterkopf | Chino, CA | 11 - 11 | Kawasaki |
| 12 | Jeff Pestana | Monterey, CA | 15 - 14 | Honda |
| 13 |  Lance Smail | Kent, WA | 8 - 39 | Kawasaki |
| 14 | Dag Boyesen | Kempton, PA | 17 - 13 | Kawasaki |
| 15 | Keith S Johnson | Pembroke, MA | 9 - 27 | KTM |
| 16 | Keith Bowen | Pontiac, MI | 10 - 34 | KTM |
| 17 | Ray Sommo | Capistrano Beach, CA | 31 - 12 | Kawasaki |
| 18 | Mikel Larson | Bremerton, WA | 24 - 15 | Honda |
| 19 | Jamie Munson | Kennewick, WA | 28 - 16 | Honda |
| 20 | Gary Beyer | Salem, OR | 20 - 17 | KTM |
| 21 | Mike Fisher | Santee, CA | 16 - 34 | KTM |
| 22 | Grayson Hart | Aloha, OR | 23 - 18 | Honda |
| 23 | Rich Taylor | Ketchum, ID | 18 - 35 | Honda |
| 24 | Jeff Glass | Duncansville, PA | 26 - 19 | Honda |
| 25 | Britt Woodring | Estacada, OR | 19 - 22 | Honda |
| 26 | Matthew Crown | Metamora, MI | 36 - 20 | Honda |
