| 1 | Grand Prix of Atlanta at Road Atlanta | 4/15/05 | Road Atlanta | 24 | 19 |
| 2 | Grand Prix of Atlanta at Road Atlanta-2 | 4/16/05 | Road Atlanta | 18 | 16 |
| 5 | Cleveland Grand Prix race 1 | 6/25/05 | Grand Prix of Cleveland | 27 | 16 |
| 6 | Cleveland Grand Prix race 2 | 6/26/05 | Grand Prix of Cleveland | 14 | 35 |
| 7 | Road America race 1 | 8/6/05 | Road America | 11 | 8 |
| 8 | Road America race 2 | 8/7/05 | Road America | 12 | 7 |