| Speed factor after 2004 Rally Tennessee | |||||
| Driver (first) | Driver (last) | Car | Sandblast04 | Tennessee04 | Sp Fac |
| Randy | Bailey | Impulse | 0.88 | 0.88 | |
| Jonathan | Bottoms | WRX | 0.9 | 0.9 | |
| Mark | Bowers | Starion | 0.65 | 0.65 | |
| Dan | Brosnan | Sentra | 0.65 | 0.65 | |
| Seamus | Burke | EVO IV | 0.99 | 1 | 1 |
| Kent | Davis | Eclipse | 0.76 | 0.76 | |
| Celsus | Donnelly | EVO II | 0.87 | 0.87 | |
| John | Drislane | EVO VI | 0.95 | 0.95 | |
| Jeremy | Drislane | EVO IV | 0.79 | 0.79 | |
| Liam | Egan | EVO VI | 0.89 | 0.89 | |
| Patrick | Farrell | Impreza STI | 0.93 | 0.93 | |
| Jeff | Field | Celica GTS | 0.77 | 0.89 | 0.83 |
| Scott | Gardner | S2 Quattro | 0.74 | 0.8 | 0.77 |
| Greg | Gilfeather | Mirage | 0.8 | 0.8 | |
| Anders | Green | Impreza | 0.87 | 0.87 | |
| Greg | Healey | Impreza | 0.79 | 0.79 | |
| Eric | Heitkamp | RSX | 0.74 | 0.74 | |
| Michael | Hooper | Corolla GTS | 0.85 | 0.85 | |
| John | Keaney | EVO IV | 0.89 | 0.89 | |
| Cyril | Kearney | EVO V | 0.79 | 0.79 | |
| Jon | Kemp | Quattro | 0.92 | 0.92 | |
| Donald | Kennedy | Impreza | 0.87 | 0.87 | |
| Eric | Langbein | Celica All-Trac | 0.82 | 0.87 | 0.85 |
| Tom | Lawless | EVO VIII | 0.99 | 0.99 | |
| Pasty | Lilly | EVO IV | 0.87 | 0.91 | 0.89 |
| Aiden | McCormack | EVO VI | 0.83 | 0.83 | |
| Charles | McCrary | Galant | 0.81 | 0.87 | 0.84 |
| Eoin | McGeough | WRX | 0.96 | 0.96 | |
| Donal | McGivney | Eclipse | 0.7 | 0.7 | |
| John | Meegan | EVO IV | 0.83 | 0.88 | 0.86 |
| Tim | Meyer | Golf | 0.61 | 0.79 | 0.7 |
| Noel | Nash | EVO VI | 0.91 | 0.91 | |
| Danny | O'Brien | WRX | 0.76 | 0.89 | 0.82 |
| John | O'Reilly | Talon | 0.65 | 0.65 | |
| Tom | Ottey | 323GTX | 0.82 | 0.82 | |
| Justin | Pritchard | Golf | 0.85 | 0.85 | |
| Darrell | Pugh | Talon | 0.84 | 0.84 | |
| Jason | Rivas | WRX | 0.9 | 0.9 | |
| Charles | Sherrill | CRX | 0.87 | 0.87 | |
| Mike | Strawbridge | Cherokee | 0.81 | 0.81 | |
| Burak | Tuglu | 323 GTX | 0.63 | 0.63 | |
| Robert | Wall | WRX | 0.86 | 0.86 | |
| Brian | Yee | Omni GLH-T | 0.71 | 0.71 | |
| Randy | Zimmer | Impreza | 0.78 | 0.88 | 0.83 |