| 1st | 99 | Alex Gurney / Jon Fogarty | Riley Mk XI Pontiac | Gainsco/Bob Stallings Racing | 1:35.0710 | 165.0865 |
| 2nd | 10 | Jan Magnussen / Wayne Taylor / Max Angelelli | Riley Mk XI Pontiac | SunTrust Racing | 1:35.2790 | 164.7260 |
| 3rd | 11 | Patrick Carpentier / Kris Szekeres | Riley Mk XI Pontiac | SAMAX | 1:35.8510 | 163.7427 |
| 4th | 75 | Niclas Jönsson / Colin Braun | Riley Mk XI Pontiac | Krohn Racing | 1:36.2600 | 163.0475 |
| 5th | 61 | Mark Wilkins / Brian Frisselle / Burt Frisselle | Riley Mk XI Lexus | AIM Autosport | 1:36.4940 | 162.6516 |
| 6th | 01 | Memo Rojas / Scott Pruett | Riley Mk XI Lexus | TELMEX Chip Ganassi with Felix Sabates | 1:36.5940 | 162.4842 |
| 7th | 58 | Darren Law / David Donohue | Riley Mk XI Porsche | Red Bull/Brumos Porsche | 1:37.2370 | 161.4091 |
| 8th | 39 | Christian Fittipaldi / Antonio Garcia | Fabcar FDSC/03 Pontiac | Cheever Racing - Pontiac | 1:37.2840 | 161.3319 |
| 9th | 3 | Shane Lewis / Randy Ruhlman | Riley Mk XI Lexus | Southard Motorsports | 1:37.7030 | 160.6399 |
| 10th | 60 | Mark Patterson / Oswaldo Negri | Riley Mk XI Lexus | Michael Shank Racing | 1:37.9130 | 160.2955 |
| 11th | 05 | Matthew Alhadeff / Bill Auberlen | Riley Mk XI BMW | Luggage Express Team Sigalsport BMW | 1:38.2500 | 159.7451 |
| 12th | 91 | Jim Matthews / Marc Goossens | Riley Mk XI Pontiac | Riley-Matthews Motorsports | 1:38.9960 | 158.5413 |
| 13th | 19 | Rob Finlay / Michael Valiante | Riley Mk XI Lexus | Chip Ganassi with Felix Sabates | 1:39.0390 | 158.4721 |
| 14th | 6 | John Pew / Ian James | Riley Mk XI Lexus | Michael Shank Racing | 1:39.2740 | 158.0971 |
| 15th | 76 | Tracy Krohn / Max Papis | Riley Mk XI Pontiac | Krohn Racing | 1:39.5450 | 157.6674 |
| 16th | 59 | J. C. France / Hurley Haywood | Riley Mk XI Porsche | Brumos Porsche/Kendall | 1:40.2500 | 156.5586 |
| 17th | 23 | Jörg Bergmeister / Patrick Long | Crawford DP03 Porsche | Alex Job Racing | no time | |
| 18th | 55 | Scott Maxwell / Gunnar Jeannette | Multimatic MDP1 Ford Focus | Multimatic Motorsports | no time | |
| 19th | 07 | Kelly Collins / Paul Edwards | Pontiac GXP.R | Banner Racing | 1:42.6100 | 152.9569 |
| 20th | 70 | Nick Ham / Sylvain Tremblay | Mazda RX-8 | SpeedSource | 1:43.0420 | 152.3164 |
| 21st | 87 | Bryce Miller / Dirk Werner | Porsche 997 GT3 Cup | Farnbacher Loles Motorsports | 1:43.6460 | 151.4280 |
| 22nd | 69 | Emil Assentato / Nick Longhi | Mazda RX-8 | SpeedSource | 1:43.7470 | 151.2816 |
| 23rd | 85 | Ian Baas / Dominik Farnbacher | Porsche 997 GT3 Cup | Farnbacher Loles Motorsports | 1:43.7560 | 151.2687 |
| 24th | 15 | Tom Nastasi / Terry Borcheller | Ford Mustang Cobra GT | Blackforest Motorsports | 1:44.2320 | 150.5767 |
| 25th | 30 | Robert Nearn / Eric Lux | Pontiac GXP.R | Racers Edge Motorsports | 1:44.3400 | 150.4222 |
| 26th | 06 | Leighton Reese / Tim Lewis, Jr. | Pontiac GXP.R | Banner Racing | 1:44.6050 | 150.0408 |
| 27th | 17 | Greg Wilkins / David Lacey | Porsche 997 GT3 Cup | Doncaster Racing | 1:45.5370 | 148.7146 |
| 28th | 81 | Steve Johnson / Andrew Davis | Porsche 997 GT3 Cup | Synergy Racing | 1:45.5980 | 148.6293 |
| 29th | 03 | James Holtom / Eric Curran | Chevrolet Corvette | Georgian Bay Motorsports | 1:45.7760 | 148.3799 |
| 30th | 67 | Scott Tucker / Ed Zabinski | Porsche 997 GT3 Cup | TRG | 1:46.7120 | 147.0779 |
| 31st | 22 | Carlos de Quesada / Jean-Francois Dumoulin | Porsche 997 GT3 Cup | Alegra Motorsports/Fiorano Racing | 1:46.9130 | 146.8011 |
| 32nd | 43 | Joe Nonnamaker / Wayne Nonnamaker | Chevrolet Corvette | Team Sahlen | 1:47.3040 | 146.2668 |
| 33rd | 66 | Richard Valentine / Andy Lally | Porsche 997 GT3 Cup | TRG | 1:47.8130 | 145.5764 |
| 34th | 21 | Hal Prewitt / Matt Connolly / Shawn Price | Pontiac GTO.R | Matt Connolly Motorsports | 1:48.4820 | 144.6784 |
| 35th | 27 | Mike Speakman / Kevin O'Connell | Porsche 997 GT3 Cup | O'Connell Racing | 1:49.6460 | 143.1415 |
| 36th | 42 | Wayne Nonnamaker / Joe Sahlen / Will Nonnamaker | Chevrolet Corvette | Team Sahlen | no time | |