Troy, OH
Kenworthy's Motocross Park
- July 25, 2004
- July 14, 2002
- July 22, 2001
- July 23, 2000
- July 25, 1999
- July 25, 1998
- July 27, 1997
- July 28, 1996
- July 16, 1995
- July 24, 1994
- July 25, 1993
- July 26, 1992
- July 28, 1991
- July 29, 1990
- July 16, 1989
- July 31, 1988
- August 9, 1987
All-Time Wins
450 Class
 Ricky Carmichael | 4 |
| Jeff Emig | 2 |
| Jeremy McGrath | 2 |
| Doug Henry | 1 |
| Jean Michel Bayle | 1 |
250 Class
| Guy Cooper | 3 |
| Ricky Carmichael | 2 |
 James Stewart | 2 |
| Steve Lamson | 2 |
| Jeff Emig | 2 |