| 2004-04 | Indianapolis | 33 | 29 | 16 | 21 | Pioneer (Mo Nunn) | D/TF/F | 179/180 | 224,990 | running | 0 |
| 2004-07 | Kansas | 21 | 19 | 19 | 20 | Patrick Racing (Pat Patrick) | D/CF/F | 172/200 | 33,100 | crash | 0 |
| 2006-03 | Motegi | 20 | 20 | 18 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | P/HF/F | 40/200 | 52,800 | crash | 0 |
| 2006-04 | Indianapolis | 33 | 26 | 23 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | P/HF/F | 152/200 | 222,305 | crash | 0 |
| 2006-05 | Watkins Glen | 19 | 13 | 19 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | P/HF/F | 18/55 | 34,600 | crash | 1 |
| 2006-06 | Fort Worth | 19 | 15 | 15 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 198/200 | 38,900 | running | 0 |
| 2006-07 | Richmond | 19 | 15 | 19 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 59/250 | 34,600 | crash | 0 |
| 2006-08 | Kansas | 19 | 17 | 10 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 199/200 | 45,900 | running | 0 |
| 2006-09 | Nashville | 18 | 15 | 7 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 199/200 | 50,400 | running | 0 |
| 2006-10 | Milwaukee | 18 | 6 | 9 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 223/225 | 49,000 | running | 1 |
| 2006-11 | Michigan | 19 | 16 | 10 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 199/200 | 45,900 | running | 0 |
| 2006-12 | Kentucky | 19 | 15 | 14 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 199/200 | 40,200 | running | 0 |
| 2006-13 | Sonoma | 18 | 14 | 7 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | P/HF/F | 80/80 | 50,400 | running | 0 |
| 2006-14 | Chicago | 19 | 10 | 8 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 199/200 | 47,400 | running | 0 |
| 2007-01 | Homestead | 20 | 20 | 17 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 90/200 | 35,200 | crash | 0 |
| 2007-02 | St. Petersburg | 18 | 12 | 14 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 97/100 | 41,300 | running | 0 |
| 2007-03 | Motegi | 18 | 17 | 8 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 199/200 | 73,400 | running | 0 |
| 2007-04 | Kansas | 21 | 16 | 10 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 198/200 | 43,300 | running | 0 |
| 2007-05 | Indianapolis | 33 | 13 | 11 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 166/166 | 278,347 | running | 1 |
| 2007-06 | Milwaukee | 18 | 18 | 10 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 224/225 | 47,400 | running | 0 |
| 2007-07 | Fort Worth | 22 | 8 | 6 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 228/228 | 48,600 | running | 5 |
| 2007-08 | Iowa | 19 | 6 | 17 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 85/250 | 36,100 | crash | 0 |
| 2007-09 | Richmond | 19 | 11 | 18 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 153/250 | 36,100 | crash | 0 |
| 2007-10 | Watkins Glen | 18 | 12 | 10 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 60/60 | 47,400 | running | 0 |
| 2007-11 | Nashville | 18 | 9 | 14 | 17 | Team Ethanol (Bobby Rahal / David Letterman) | D/HF/F | 196/200 | 41,300 | running | 0 |
| 2008-06 | Indianapolis | 33 | 24 | 28 | 41 | ABC Supply Co. (A.J. Foyt) | D/HF/F | 112/200 | 270,000 | crash | 0 |