| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 1999 | 2 | 35 | 5 | LMP | 5 | 1 | Visteon/Michelin/Road Atlanta/Élan Waters/BBS | Panoz LMP-1 Roadster-S | Ford (Élan-Yates) 6.0L V8 | Michelin | Panoz | | 119 | 0 | 0 | running | 15 |
| 1999 | 6 | 1 | 1 | LMP | 1 | 1 | Visteon/Michelin/Road Atlanta/Élan Waters/BBS | Panoz LMP-1 Roadster-S | Ford (Élan-Yates) 6.0L V8 | Michelin | Panoz | 1:10.873 | 394 | 2 | 24 | running | 25 |
| 2000 | 9 | 3 | 3 | LMP | 3 | 1 | Michelin/Panoz Racing Schools | Panoz LMP-1 Roadster-S | Élan 6L8 6.0L V8 | Michelin | Panoz | 1:10.875 | 391 | 1 | 11 | running | 24 |
| 2001 | 10 | 3 | 10 | LMP900 | 6 | 50 | Michelin | Panoz LMP-1 Roadster-S | Élan 6L8 6.0L V8 | Michelin | Panoz | 1:11.061 | 358 | 1 | 4 | running | 19 |
| 2002 | 10 | 5 | 7 | LMP900 | 7 | 50 | Michelin | Panoz LMP01 Evo | Élan 6L8 6.0L V8 | Michelin | Panoz | 1:12.147 | 372 | 1 | 8 | running | 18 |
| 2003 | 9 | 12 | 6 | GTS | 2 | 80 | Care Racing | Ferrari 550-GTS Maranello | Ferrari 5.9L V12 | Michelin | Prodrive | 1:26.338 | 375 | 0 | 0 | running | 16 |
| 2004 | 8 | 14 | 26 | GTS | 6 | 5 | Krohn-Barbour Racing | Lamborghini Murcielago R-GT | Lamborghini 6.0L V12 | Pirelli | Krohn | 1:20.993 | 184 | 0 | 0 | mechanical | 0 |
| 2005 | 9 | 13 | 4 | GT1 | 2 | 57 | Aston Martin Racing | Aston Martin DBR9 | Aston Martin 6.0L V12 | Michelin | Aston Martin | 1:17.020 | 378 | 0 | 0 | running | 22 |
| 2006 | 9 | 20 | 16 | GT2 | 3 | 50 | Multimatic Motorsports Team Panoz | Panoz Esperante GT-LM | Ford (Élan) 5.0L V8 | Pirelli | Multimatic | 1:23.070 | 352 | 0 | 0 | running | 19 |
| 2007 | 11 | 4 | 8 | LMP2 | 6 | 9 | Highcroft Racing | Acura ARX-01A | Acura AL7R 3.4L V8 | Michelin | Highcroft | 1:10.000 | 365 | 0 | 0 | running | 12 |
| 2009 | 9 | 26 | 6 | LMP1 | 6 | 9 | The Patrón Spirits Company/Acura/Michelin/Forbes | Acura ARX-02a | Acura AR7 4.0L V8 | Michelin | Highcroft | no time | 180 | 0 | 0 | running | 16 |
| 2010 | 9 | 8 | 4 | LMP2 | 1 | 1 | Patrón/GE/Forbes/Michelin/Acero | HPD ARX-01C | HPD AL7R 3.4L V8 | Michelin | Highcroft | 1:10.661 | 383 | 0 | 0 | running | 30 |
| 2013 | 10 | 3 | 3 | LMP2 | 2 | 01 | Tequila Patrón | HPD ARX-03b | Honda HR28TT 2.8L Turbo V6 | Michelin | Extreme Speed | 1:12.668 | 388 | 0 | 0 | running | 20 |
