| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 2001 | 7 | 16 | 13 | GT | 4 | 23 | McKenna Porsche/Mobil 1/Michelin | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:20.576 | 106 | 0 | 0 | running | 17 |
| 2002 | 7 | 19 | 17 | GT | 3 | 23 | McKenna Porsche/Xybernaut/Mobil 1/Michelin | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:20.939 | 103 | 0 | 0 | running | 19 |
| 2003 | 5 | 17 | 12 | GT | 4 | 23 | McKenna/mail2web/Michelin/Mobil 1 | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:19.453 | 105 | 0 | 0 | running | 10 |
| 2006 | 8 | 3 | 5 | LMP2 | 1 | 7 | DHL Global Mail | Porsche RS Spyder | Porsche MR6 3.4L V8 | Michelin | Penske | 1:07.221 | 131 | 0 | 0 | running | 20 |
| 2008 | 8 | 2 | 1 | LMP1 | 1 | 2 | Audi Sport North America | Audi R10 TDI | Audi TDI 5.5L Turbo V12 (Diesel) | Michelin | Champion | 1:04.188 | 127 | 2 | 17 | running | 20 |
| 2011 | 4 | 1 | 1 | LMP1 | 1 | 6 | Muscle Milk/Biedermann Technologies/AMR | Lola-Aston Martin B08/62 | Aston Martin 6.0L V12 | Michelin | Aston Martin | 1:08.679 | 129 | 2 | 44 | running | 20 |
| 2012 | 5 | 1 | 1 | LMP1 | 1 | 6 | Muscle Milk | HPD ARX-03a | Honda 3.4L V8 | Michelin | Pickett | 1:06.486 | 117 | 1 | 42 | running | 20 |
| 2013 | 5 | 1 | 1 | LMP1 | 1 | 6 | Muscle Milk | HPD ARX-03a | Honda 3.4L V8 | Michelin | Pickett | 1:05.871 | 132 | 1 | 44 | running | 20 |
