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| Iowa Speedway Newton, IA 14-15 October 2006 |
| Iowa Speedway Newton, IA 5 May 2007 |
| Southern Iowa Speedway Oskaloosa, IA 28 June 2007 |
| Knoxville Raceway Knoxville, IA 29 June 2007 |
| Knoxville Raceway Knoxville, IA 30 May 2008 |