Hamersville, OH
Gran-Am Motocross Park
- May 19, 1974
All-Time Wins
450 Class
| Rider | Hometown | Wins |
|---|---|---|
| Pierre Karsmakers |  The Netherlands | 1 |
 Jim Weinert |  Middletown, NY | 1 |
250 Class
| Rider | Hometown | Wins |
|---|
| Rider | Hometown | Wins |
|---|---|---|
| Pierre Karsmakers | The Netherlands | 1 |
| Jim Weinert | Middletown, NY | 1 |
| Rider | Hometown | Wins |
|---|