| 1st | 54 | Forest Barber / Andy Pilgrim / Terry Borcheller / Milka Duno | Doran JE4 Chevrolet | Bell Motorsports | 1:48.3110 | 190.4176 |
| 2nd | 58 | David Donohue / Darren Law / Lucas Luhr / Sascha Maassen | Fabcar FDSC/03 Porsche | Red Bull - Brumos Porsche | 1:48.6350 | 189.8543 |
| 3rd | 01 | Scott Pruett / Max Papis | Riley Mk XI Lexus | CGR Grand Am | 1:48.8770 | 189.4359 |
| 4th | 2 | Andy Wallace / Dale Earnhardt, Jr. / Tony Stewart | Crawford DP03 Chevrolet | Howard - Boss Motorsports | 1:49.0380 | 189.1462 |
| 5th | 27 | Didier Theys / Fredy Lienhard | Doran JE4 Lexus | Doran Lista Racing | 1:49.7470 | 187.9231 |
| 6th | 59 | J. C. France / Hurley Haywood / Scott Sharp / Scott Goodyear | Fabcar FDSC/03 Porsche | Brumos Racing | 1:50.2300 | 187.1023 |
| 7th | 6 | Brent Martini / Cort Wagner / Mike Newton / Thomas Erdos / Kelly Collins | Doran JE4 Lexus | Michael Shank Racing | 1:50.2480 | 187.0701 |
| 8th | 4 | Butch Leitzinger / Elliot Forbes-Robinson / David Brule / Jimmie Johnson / Andy Wallace | Crawford DP03 Chevrolet | Howard - Boss Motorsports | 1:50.6640 | 186.3781 |
| 9th | 9 | Paul Mears, Jr. / Mike Borkowski / Arie Luyendyk, Jr. / Nick Ham | Multimatic MDP1 Ford Focus | Mears Motor Coach | 1:50.6730 | 186.3620 |
| 10th | 09 | Doug Goad / Andy Wallace / Rob Morgan / Craig Conway | Crawford DP03 Chevrolet | Spirit of Daytona Racing | 1:50.7590 | 186.2172 |
| 11th | 70 | Selby Wellman / Sylvain Tremblay / Larry Huang / Chris Hall | Multimatic MDP1 Ford Focus | SpeedSource | 1:50.7980 | 186.1528 |
| 12th | 7 | Shane Lewis / Jack Baldwin / George Robinson / Stephen Southard | Fabcar FDSC/03 BMW | Southard Motorsports | 1:52.5980 | 183.1755 |
| 13th | 80 | Fabio Spatafora / Steve Marshall / Rocco De Simone / Danny Marshall / Hugo Guenette | Picchio DP2 BMW | G&W Motorsports | 1:52.6740 | 183.0468 |
| 14th | 79 | Gunnar Jeannette / Paul Newman / Kyle Petty / Mike Brockman | Fabcar FDSC/03 Porsche | Gunnar Racing | 1:52.8120 | 182.8215 |
| 15th | 5 | Joe Pruskowski / Justin Pruskowski / Ross Bentley / Scott Maxwell | Multimatic MDP1 Ford Focus | Essex Racing | 1:53.1070 | 182.3387 |
| 16th | 22 | Tommy Riggins / Oswaldo Negri | Fabcar FDSC/03 Lexus | Heritage Motorsports | 1:54.3730 | 180.3270 |
| 17th | 3 | Darius Grala / John Lloyd | Fabcar FDSC/03 Lexus | Cegwa Sport | 1:54.7760 | 179.6994 |
| 18th | 66 | Kevin Buckler / Timo Bernhard / Patrick Long / Jörg Bergmeister | Porsche 996 GT3-RS | The Racers Group | 1:54.7850 | 179.6833 |
| 19th | 21 | Bill Auberlen / Boris Said / Justin Marks / Joey Hand / Liz Halliday | BMW M3 E46 | Prototype Technology Group | 1:55.1210 | 179.1522 |
| 20th | 75 | Seth Neiman / Lonnie Pechnik / Johannes Van Overbeek / Peter Cunningham | Porsche 996 GT3-RS | Flying Lizard Motorsports | 1:55.5360 | 178.5084 |
| 21st | 99 | Larry Schumacher / B. J. Zacharias | Porsche 996 GT3-RS | Schumacher Racing | 1:55.5640 | 178.4763 |
| 22nd | 44 | Joe Policastro / Jay Pontoriero / Robin Liddell / Johnny Mowlem / Mike Fitzgerald | Porsche 996 GT3-RS | Orbit Racing | 1:55.5990 | 178.4119 |
| 23rd | 68 | Richard Valentine / Bohdan Kroczek / Abraham Zimroth / Liz Halliday | Porsche 996 GT3-RS | The Racers Group | 1:56.0900 | 177.6555 |
| 24th | 74 | Seth Neiman / Lonnie Pechnik / Johannes Van Overbeek / Peter Cunningham | Porsche 996 GT3 Cup | Flying Lizard Motorsports | 1:56.2820 | 177.3658 |
| 25th | 11 | Iradj Alexander / Edy Gay / Diego Alessi | Ferrari 360 Modena N-GT | JMB Racing USA | 1:56.4010 | 177.1888 |
| 26th | 73 | Klaus Engelhorn / Philipp Peter / Andrea Montermini / Dieter Quester | Ferrari 360 Modena N-GT | Red Bull BE Racing | 1:56.4010 | 177.1888 |
| 27th | 15 | Don Kitch / Dave Gaylord / Tom Hessert / Tom Hessert, III | Multimatic MDP1 Ford Focus | Essex Racing | 1:56.5630 | 176.9313 |
| 28th | 67 | Lars Nielsen / Robert Nearn / Harry Burnstine / Jim Matthews | Porsche 996 GT3-RS | The Racers Group | 1:56.7610 | 176.6416 |
| 29th | 16 | Craig Stanton / David Murry | Porsche 996 GT3 Cup | AASCO Motorsports | 1:57.0740 | 176.1588 |
| 30th | 57 | John Stevenson / Chip Vance / Dave White | Porsche 996 GT3-R | Stevenson Motorsports/Auto Assets | 1:57.5800 | 175.4024 |
| 31st | 83 | Frank Mountain / Rob Wilson | Porsche 996 GT3-RS | Cirtek Motorsport | 1:57.7740 | 175.1127 |
| 32nd | 37 | John Littlechild / Bill Adam / Randy Pobst / Andy Lally / Michael Levitas | Porsche 996 GT3 Cup | TPC Racing | 1:58.2660 | 174.3885 |
| 33rd | 91 | Robert Julien / Jean-Francois Dumoulin | Porsche 996 GT3 Cup | Doncaster Racing | 1:58.3090 | 174.3241 |
| 34th | 38 | Marc Bunting / Andy Lally / Randy Pobst / Michael Levitas / Bill Adam | Porsche 996 GT3 Cup | TPC Racing | 1:58.4840 | 174.0667 |
| 35th | 98 | Marc Feinstein / Bill Riddell, Jr. / Ron Zitza / Hartmut Von Seelen | Porsche 996 GT3 Cup | GT Technologies | 1:58.5170 | 174.0184 |
| 36th | 13 | Michael Cawley / Andrew Davis / Coy Gibbs | Porsche 996 GT3 Cup | Foxhill Racing | 1:58.9090 | 173.4551 |
| 37th | 119 | Greg Pootmans / Mark Wilkins | Porsche 996 GT3 Cup | Doncaster Racing | 1:58.9310 | 173.4229 |
| 38th | 30 | Anthony Lazzaro | Maserati Light GT | Risi Competizione | 1:59.0920 | 173.1815 |
| 39th | 17 | Mark Webber / Joe Kunz | Porsche 996 GT3 Cup | AASCO Motorsports | 1:59.1540 | 173.0849 |
| 40th | 24 | John Heinricy / Jeff Nowicki / Tom Bambard / Berry | Chevrolet Corvette C5 | Specter Werks / Sports | 1:59.2000 | 173.0206 |
| 41st | 88 | Pedro Couceiro / Miguel Amaral / Carlos Barbot | Porsche 996 GT3-RS | ASM Team | 1:59.2370 | 172.9723 |
| 42nd | 71 | David Lacey / Greg Wilkins | Porsche 996 GT3 Cup | Doncaster Racing | 1:59.7200 | 172.2803 |
| 43rd | 10 | Wayne Taylor / Emmanuel Collard / Max Angelelli | Riley Mk XI Pontiac | SunTrust Racing | 1:59.9250 | 171.9745 |
| 44th | 82 | Jim Brillhart / Terry Heath / Jack Henricks / Steven Lynn | Porsche 996 GT3 Cup | dds Racing | 2:00.0200 | 171.8457 |
| 45th | 33 | Stephen Earle / Emil Assentato / Nick Longhi | Maserati Trofeo Light | Scuderia Ferrari of Washington | 2:00.2240 | 171.5561 |
| 46th | 14 | Cory Friedman / Bransen Patch | Porsche 996 GT3 Cup | Autometrics Motorsports | 2:00.7380 | 170.8158 |
| 47th | 46 | Peter Argetsinger / John Pew / Dario Cioti / Mark Patterson / Jim Victor | Chevrolet Corvette Z06 | Michael Baughman Racing | 2:01.2340 | 170.1237 |
| 48th | 42 | Joe Nonnamaker / Will Nonnamaker / Wayne Nonnamaker | Porsche 996 GT3 Cup | The Race Site.com Racing | 2:01.5360 | 169.7053 |
| 49th | 65 | Jason Choulochas / Paul Schroeder / Jeremy Goldberger | Porsche 996 GT3 Cup | The Racers Group | 2:01.7560 | 169.3996 |
| 50th | 64 | Dave Master | Porsche 996 GT3 Cup | The Racers Group | 2:01.7720 | 169.3674 |
| 51st | 00 | Steven Bernheim / Dwain Derment / Dennis Puddester / Dough Baron | Porsche 996 GT3 Cup | Team Vision | 2:01.9500 | 169.1260 |
| 52nd | 41 | Joe Nonnamaker / Will Nonnamaker / Wayne Nonnamaker | Porsche 996 GT3 Cup | Planet Earth Motorsports | 2:03.0580 | 167.5971 |
| 53rd | 47 | Michael Baughman / Bob Ward / Brad Jaeger | Porsche 996 GT3 Cup | Michael Baughman Racing | 2:04.2950 | 165.9395 |
| 54th | 87 | Gary Stewart | Porsche 996 GT3 Cup | G&W Motorsports | 2:04.4680 | 165.6981 |
| 55th | 96 | Gary Becker / Patrick Flanagan / Derek Clark | Porsche 996 GT3 Cup | AASCO Motorsports | 2:06.0800 | 163.5898 |
| 56th | 86 | Mae Van Wijk / Armando Trentini / Andres Van Der Dys / Jacques Guenette | Porsche 996 GT3 Cup | G&W Motorsports | 2:06.8960 | 162.5276 |