| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 1999 | 1 | 4 | 2 | LMP | 2 | 20 | Goodyear | Riley & Scott Mk III | Ford 5.0L V8 | Goodyear | Dyson | | 313 | 0 | 0 | running | 26 |
| 2001 | 2 | 7 | 23 | LMP900 | 6 | 16 | Goodyear/Norcold/Thetford | Riley & Scott Mk III C | Lincoln (Élan) 6.0L V8 | Goodyear | Dyson | | 205 | 0 | 0 | mechanical | 19 |
| 2002 | 1 | 13 | 4 | LMP900 | 4 | 16 | Goodyear/Thetford/Norcold/Bosch/Hella | Riley & Scott Mk III | Lincoln (Élan) 6.0L V8 | Goodyear | Dyson | 1:55.197 | 330 | 0 | 0 | running | 22 |
| 2003 | 1 | 3 | 49 | LMP675 | 5 | 16 | Goodyear/Thetford/Norcold | MG-Lola EX257 | MG (AER) XP20 2.0L Turbo I4 | Goodyear | Dyson | 1:49.361 | 39 | 0 | 0 | mechanical | 0 |
| 2004 | 1 | 3 | 6 | LMP1 | 5 | 16 | Goodyear/Thetford/Norcold | MG-Lola EX257 | MG (AER) XP20 2.0L Turbo I4 | Goodyear | Dyson | 1:49.887 | 323 | 0 | 0 | running | 14 |
| 2005 | 1 | 4 | 3 | LMP1 | 3 | 16 | Thetford/Norcold | MG-Lola EX257 | MG (AER) XP20 2.0L Turbo I4 | Michelin | Dyson | 1:51.351 | 341 | 1 | 4 | running | 19 |
| 2006 | 1 | 6 | 5 | LMP1 | 2 | 16 | Thetford/Norcold | Lola B06/10 | AER P32T 3.6L Turbo V8 | Michelin | Dyson | 1:49.635 | 336 | 0 | 0 | running | 22 |
| 2007 | 1 | 5 | 9 | LMP2 | 5 | 16 | Thetford/Norcold | Porsche RS Spyder Evo | Porsche MR6 3.4L V8 | Michelin | Dyson | 1:47.130 | 340 | 0 | 0 | running | 14 |
| 2008 | 1 | 7 | 2 | LMP2 | 2 | 20 | Thetford/Norcold | Porsche RS Spyder Evo | Porsche MR6 3.4L V8 | Michelin | Dyson | 1:46.348 | 351 | 0 | 0 | running | 26 |
| 2009 | 1 | 10 | 21 | LMP2 | 2 | 20 | BP/Mazda | Lola B08/86 | Mazda MZR-R 2.0L Turbo I4 | Michelin | Dyson | 1:51.840 | 149 | 0 | 0 | mechanical | 0 |
| 2010 | 1 | 21 | 17 | GTC | 1 | 81 | Mission Foods/Car Amigo/IDN/Cooper Gay/Rainmaker Group | Porsche 997 GT3 Cup | Porsche 3.8L Flat-6 | Yokohama | Job | 2:05.959 | 308 | 0 | 0 | running | 30 |
| 2012 | 1 | 26 | 13 | ALMS-LMPC | 2 | 52 | Aviation American Gin/Quest Software | Oreca FLM09 | Chevrolet 6.2L V8 | Michelin | PR1 | 1:55.460 | 311 | 0 | 0 | running | 20 |
| 2013 | 1 | 6 | 41 | LMP1 | 6 | 16 | Mazda/Thetford/Norcold | Lola B12/60 | Mazda MZR-R 2.0L Turbo I4 (Butanol) | Michelin | Dyson | 1:48.407 | 81 | 0 | 0 | not running | 0 |
