| 77 | Allan McNish / Rinaldo Capello | Audi R8 | Audi Sport North America | 1:12.7160 |
| 78 | Emanuele Pirro / Frank Biela | Audi R8 | Audi Sport North America | 1:12.8090 |
| 1 | Jan Magnussen / David Brabham | Panoz LMP-1 Roadster S | Panoz Motor Sports | 1:13.7410 |
| 43 | Jean-Marc Gounon / Bill Auberlen | BMW V12 LMR | BMW Motorsport | 1:14.1780 |
| 42 | J.J. Lehto / Jörg Müller | BMW V12 LMR | BMW Motorsport | 1:14.2220 |
| 2 | Johnny O'Connell / Hiroki Katou | Panoz LMP-1 Roadster S | Panoz Motor Sports | 1:14.2610 |
| 0 | Mimmo Schiattarella / *Didier de Radigues | Lola B2K/10 Rafanelli | Team Rafanelli SRL | 1:14.6080 |
| 36 | Guy Smith / Stefan Johansson | Reynard 2KQ Judd | Johansson Matthews Racing | 1:15.3580 |
| 39 | Mark Simo / *Jim Matthews | Reynard 2KQ Judd | Johansson Matthews Racing | 1:17.2960 |
| 37 | Jon Field / Rick Sutherland | Lola B2K/10 Judd | Intersport Racing | 1:20.0820 |
| 91 | Karl Wendlinger / Olivier Beretta | Dodge Viper GTS-R | Viper Team Oreca | 1:20.4210 |
| 3 | Ron Fellows / Andy Pilgrim / *Justin Bell | Chevrolet Corvette C5-R | Corvette Racing | 1:20.5860 |
| 92 | David Donohue / Tommy Archer | Dodge Viper GTS-R | Viper Team Oreca | 1:21.1070 |
| 08 | Vic Rice / *Zak Brown | Porsche 911 GT2 | Roock Motorsports North America | 1:21.8500 |
| 5 | Lucas Luhr / Dirk Müller | Porsche 996 GT3 R | Dick Barbour Racing | 1:23.7430 |
| 51 | Sascha Maassen / Bob Wollek | Porsche 996 GT3-R | Dick Barbour Racing | 1:24.0020 |
| 23 | Randy Pobst / Bruno Lambert | Porsche 996 GT3-R | Alex Job Racing | 1:25.4000 |
| 70 | David Murry / Johnny Mowlem | Porsche 996 GT3-R | Skea Racing International | 1:25.7300 |
| 22 | Mike Conte / Anthony Lazzaro | Porsche 996 GT3-R | Alex Job Racing | 1:25.7760 |
| 21 | Shane Lewis / Cort Wagner | Porsche 996 GT3-R | MCR/Aspen Knolls | 1:25.7820 |
| 10 | Niclas Jönsson / Brian Cunningham | BMW M3 E46 | Prototype Technology Group | 1:25.9080 |
| 7 | Hans-Joachim Stuck / Johannes Van Overbeek / *Boris Said | BMW M3 E46 | Prototype Technology Group | 1:25.9590 |
| 30 | Gunnar Jeannette / Dale White / *Michael Petersen | Porsche 996 GT3-R | White Lightning Racing | 1:27.3860 |
| 15 | Jennifer Tumminelli / Randy Wars / Terry Borcheller | Porsche 996 GT3-R | Dick Barbour Racing | 1:27.4410 |
| 71 | Doc Bundy / Rohan Skea | Porsche 996 GT3-R | Skea Racing International | 1:28.1930 |