| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Engine | Owner | Qualifying Time | Laps | X Led | Laps Led | Points |
| 2001 | 1 | 75 | 23 | GT | 13 | 14 | Case it/Rennlist.com | Porsche RSR | Autometrics | 2:00.699 | 563 | 0 | 0 | 18 |
| 2001 | 13 | 42 | 34 | GT | 15 | 14 | Autometrics Motorsports | Porsche RSR | Autometrics | | 53 | 0 | 0 | 16 |
| 2002 | 10 | 25 | 43 | GT | 15 | 69 | Mobil One/Autometrics Motorsports/In Style Limousine | BMW M3 | Marcus | 1:55.649 | 3 | 0 | 0 | 16 |
| 2003 | 1 | 32 | 13 | GT | 6 | 69 | Mobil One/Autometrics Motorsports/In Style Limousine/Communication Construction Grp./B C S | BMW M3 | Marcus | 1:58.815 | 633 | 0 | 0 | 25 |
| 2003 | 12 | 25 | 23 | GT | 10 | 14 | Building Cleaning Solutions | Porsche GT3 Cup | Autometrics | 1:59.935 | 65 | 0 | 0 | 21 |
| 2004 | 1 | 44 | 30 | SGS | 11 | 14 | BL Patch/Trailex/Case it/MedMD.net/Autometrics Motorsports | Porsche GT3 Cup | Autometrics | 1:58.906 | 449 | 0 | 0 | 20 |
| 2004 | 6 | 29 | 30 | SGS | 9 | 14 | Keen Car/Meadowchase Farms/MedMD | Porsche GT3 Cup | Autometrics | 2:01.658 | 56 | 0 | 0 | 22 |
| 2005 | 1 | 42 | 15 | GT | 6 | 14 | Keen Cap/Johnson & Associates/Comfort Systems USA | Porsche GT3 Cup | Autometrics | 1:58.521 | 654 | 0 | 0 | 25 |
| 2005 | 7 | 31 | 21 | GT | 4 | 14 | Keen Cap/Toptul | Porsche GT3 Cup | Autometrics | 1:57.458 | 67 | 0 | 0 | 28 |
| 2006 | 1 | 65 | 59 | GT | 30 | 15 | Mill & Textile Supply | Porsche GT3 Cup | Autometrics | no time | 104 | 0 | 0 | 1 |
| 2006 | 11 | 47 | 34 | GT | 11 | 14 | Mac Business Products | Porsche GT3 Cup | Autometrics | | 62 | 0 | 0 | 20 |
| 2007 | 1 | 52 | 34 | GT | 16 | 14 | BL Patch/MAC Papers/Lexair | Porsche GT3 Cup | Autometrics | 1:54.810 | 572 | 0 | 0 | 15 |
| 2007 | 12 | 37 | 30 | GT | 14 | 14 | Mac Papers/Mac Business Products | Porsche GT3 Cup | Autometrics | 2:01.811 | 64 | 0 | 0 | 17 |
| 2008 | 1 | 48 | 43 | GT | 26 | 14 | Mac Papers/Mac Business Products | Porsche GT3 Cup | Autometrics | 1:52.473 | 524 | 0 | 0 | 5 |
| 2008 | 9 | 35 | 27 | GT | 12 | 14 | Mac Papers/Mac Business Products | Porsche GT3 Cup | Autometrics | 1:54.158 | 66 | 0 | 0 | 19 |
| 2009 | 1 | 22 | 42 | GT | 26 | 14 | Foametix/Mac Papers | Porsche GT3 Cup | Autometrics | 1:49.634 | 259 | 0 | 0 | 5 |
| 2010 | 1 | 44 | 25 | GT | 15 | 14 | Racing 4 Research - Children's Tumor Foundation | Porsche GT3 Cup | Autometrics | 1:52.580 | 611 | 0 | 0 | 16 |
| 2011 | 1 | 39 | 21 | GT | 9 | 18 | Muehlner Motorsports | Porsche GT3 Cup | Muehlner | 1:51.305 | 655 | 0 | 0 | 22 |
