| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 2000 | 10 | 22 | 27 | GT | 10 | 5 | Mobil 1/Michelin | Porsche 911 GT3-R | Porsche 3.6L Flat-6 | Michelin | Barbour | | 96 | 0 | 0 | running | 10 |
| 2001 | 9 | 18 | 11 | GT | 3 | 23 | McKenna Porsche/Mobil 1/Michelin | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:26.444 | 110 | 0 | 0 | running | 19 |
| 2002 | 8 | 19 | 16 | GT | 1 | 23 | McKenna Porsche/Xybernaut/Mobil 1/Michelin | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:28.711 | 100 | 0 | 0 | running | 25 |
| 2003 | 7 | 16 | 11 | GT | 1 | 23 | McKenna/mail2web/Michelin/Mobil 1 | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:26.182 | 108 | 0 | 0 | running | 20 |
| 2004 | 9 | 17 | 15 | GT | 8 | 43 | YES Network/Michelin/Porsche/Cartridge Ltd. | Porsche 911 GT3-RSR | Porsche 3.6L Flat-6 | Michelin | BAM! | 1:26.844 | 151 | 0 | 0 | running | 6 |
| 2005 | 10 | 5 | 5 | LMP2 | 1 | 6 | Penske Racing | Porsche RS Spyder | Porsche MR6 3.4L V8 | Michelin | Penske | 1:15.606 | 163 | 0 | 0 | running | 22 |
| 2006 | 10 | 6 | 4 | LMP2 | 1 | 7 | DHL Global Mail | Porsche RS Spyder | Porsche MR6 3.4L V8 | Michelin | Penske | 1:14.364 | 159 | 1 | 9 | running | 23 |
| 2008 | 11 | 10 | 1 | LMP1 | 1 | 2 | Audi Sport North America | Audi R10 TDI | Audi TDI 5.5L Turbo V12 (Diesel) | Michelin | Champion | 1:11.825 | 145 | 1 | 11 | running | 25 |
| 2011 | 8 | 4 | 32 | LMP1 | 5 | 6 | Muscle Milk/Biedermann Technologies/AMR | Lola-Aston Martin B08/62 | Aston Martin 6.0L V12 | Michelin | Aston Martin | 1:15.564 | 200 | 2 | 5 | running | 13 |
| 2012 | 3 | 1 | 1 | LMP1 | 1 | 6 | Muscle Milk | HPD ARX-03a | Honda 3.4L V8 | Michelin | Pickett | 1:13.573 | 242 | 1 | 92 | running | 22 |
| 2013 | 3 | 3 | 1 | LMP1 | 1 | 6 | Muscle Milk | HPD ARX-03a | Honda 3.4L V8 | Michelin | Pickett | 1:13.954 | 150 | 3 | 63 | running | 22 |
