Phoenix, AZ
Arizona Cycle Park
- November 11, 1973
- November 12, 1972
All-Time Wins
450 Class
| Rider | Hometown | Wins |
|---|---|---|
 Brad Lackey |  Lafayette, CA | 1 |
| Pierre Karsmakers |  The Netherlands | 1 |
250 Class
| Rider | Hometown | Wins |
|---|
| Rider | Hometown | Wins |
|---|---|---|
| Brad Lackey | Lafayette, CA | 1 |
| Pierre Karsmakers | The Netherlands | 1 |
| Rider | Hometown | Wins |
|---|