| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 2000 | 9 | 9 | 6 | LMP | 6 | 31 | Motorola | Cadillac Northstar LMP | Cadillac Northstar 4.0L Turbo V8 | Pirelli | DAMS | 1:13.562 | 380 | 0 | 0 | running | 19 |
| 2001 | 10 | 7 | 5 | LMP900 | 5 | 7 | Toshiba/America Business Systems/ACDelco/Northstar/Mobil 1 | Cadillac Northstar LMP01 | Cadillac Northstar 4.0L Turbo V8 | Michelin | Cadillac | 1:13.043 | 364 | 0 | 0 | running | 20 |
| 2002 | 10 | 7 | 4 | LMP900 | 4 | 7 | Compuware/On Star/Northstar/AC Delco | Cadillac Northstar LMP02 | Cadillac Northstar 4.0L Turbo V8 | Michelin | Cadillac | 1:12.303 | 389 | 0 | 0 | running | 22 |
| 2005 | 9 | 24 | 10 | GT2 | 2 | 24 | Bell Micro/ProVest/Blossom/Seagate/Storage Tek/Qlogic/Dot Hill | Porsche 911 GT3-RSR | Porsche 3.6L Flat-6 | Michelin | Job | 1:22.739 | 363 | 0 | 0 | running | 22 |
| 2006 | 9 | 6 | 5 | LMP2 | 1 | 6 | DHL Global Mail | Porsche RS Spyder | Porsche MR6 3.4L V8 | Michelin | Penske | 1:11.631 | 386 | 0 | 0 | running | 26 |
| 2007 | 11 | 3 | 7 | LMP2 | 5 | 6 | DHL/Michelin/Mobil 1/Hyatt/Hugo Boss/ZF Sachs/Snap-on | Porsche RS Spyder Evo | Porsche MR6 3.4L V8 | Michelin | Penske | 1:09.462 | 370 | 0 | 0 | running | 14 |
| 2008 | 10 | 6 | 6 | LMP2 | 3 | 6 | DHL/Michelin/Mobil 1/Hugo Boss/Hyatt/ZF Sachs/Snap-on | Porsche RS Spyder Evo | Porsche MR6 3.4L V8 | Michelin | Penske | 1:07.401 | 392 | 0 | 0 | running | 23 |
| 2010 | 9 | 21 | 10 | GT2 | 1 | 4 | Compuware | Chevrolet Corvette C6.R | Chevrolet 5.5L V8 | Michelin | Corvette | 1:20.598 | 355 | 0 | 0 | running | 30 |
| 2011 | 9 | 42 | 23 | GT | 11 | 48 | Chopard/Yokohama/IPC/Total | Porsche 997 GT3-RSR | Porsche 4.0L Flat-6 | Yokohama | Paul Miller | 1:21.577 | 357 | 0 | 0 | running | 12 |
| 2012 | 10 | 38 | 27 | GTC | 3 | 68 | Adobe Road Winery | Porsche 997 GT3 Cup | Porsche 4.0L Flat-6 | Yokohama | TRG | 1:25.641 | 351 | 0 | 0 | running | 0 |
| 2013 | 10 | 23 | 34 | GT | 11 | 48 | Chopard Watches/Total Lubricants/Motegi Racing Wheels | Porsche 997 GT3-RSR | Porsche 4.0L Flat-6 | Michelin | Paul Miller | 1:20.497 | 76 | 0 | 0 | not running | 0 |
