| 1st | 58 | Darren Law / David Donohue / Buddy Rice / Antonio Garcia | Riley Mk XI Porsche | Brumos Racing | 1:40.5400 | 205.1447 |
| 2nd | 16 | Romain Dumas / Timo Bernhard / Ryan Briscoe | Riley Mk XX Porsche | Penske Racing | 1:40.5410 | 205.1431 |
| 3rd | 76 | Niclas Jönsson / Ricardo Zonta / Darren Turner | Lola B08/70 Ford | Krohn Racing | 1:40.8920 | 204.4285 |
| 4th | 01 | Scott Pruett / Memo Rojas / Juan Pablo Montoya | Riley Mk XX Lexus | Chip Ganassi Racing with Felix Sabates | 1:41.0160 | 204.1775 |
| 5th | 10 | Wayne Taylor / Pedro Lamy / Max Angelelli / Brian Frisselle | Dallara DP01 Ford | SunTrust Racing | 1:41.3110 | 203.5836 |
| 6th | 02 | Scott Dixon / Dario Franchitti / Alex Lloyd | Riley Mk XI Lexus | Chip Ganassi Racing with Felix Sabates | 1:41.3160 | 203.5740 |
| 7th | 59 | J. C. France / João Barbosa / Terry Borcheller / Hurley Haywood | Riley Mk XI Porsche | Brumos Racing | 1:41.3750 | 203.4549 |
| 8th | 55 | Scott Tucker / Ed Zabinski / Christophe Bouchut / Raphael Matos | Riley Mk XX BMW | Supercar Life Racing | 1:41.5690 | 203.0670 |
| 9th | 99 | Alex Gurney / Jon Fogarty / Jim Vasser / Jimmie Johnson | Riley Mk XX Pontiac | Gainsco/Bob Stallings Racing | 1:41.6660 | 202.8723 |
| 10th | 60 | Mark Patterson / Oswaldo Negri / Ryan Hunter-Reay / Colin Braun | Riley Mk XX Ford | Michael Shank Racing | 1:41.7960 | 202.6132 |
| 11th | 13 | Ricky Taylor / Jared Beyer / David Martinez / Jordan Taylor | Riley Mk XI Pontiac | Beyer Racing | 1:42.0580 | 202.0934 |
| 12th | 61 | Mark Wilkins / Burt Frisselle / John Farano / Alex Figge | Riley Mk XX Ford | AIM Autosport | 1:42.0860 | 202.0387 |
| 13th | 09 | Guy Cosmo / Scott Russell / Jason Pridmore / Jeff Ward | Coyote CC/08 Porsche | Spirit of Daytona Racing | 1:42.4750 | 201.2710 |
| 14th | 77 | Memo Gidley / Brad Jaeger / Fabrizio Gollin / Matteo Bobbi | Dallara DP01 Ford | Doran Racing | 1:42.7400 | 200.7528 |
| 15th | 75 | Tracy Krohn / Eric van de Poele / Oliver Gavin | Lola B08/70 Ford | Krohn Racing | 1:44.0410 | 198.2422 |
| 16th | 45 | Darren Manning / Bill Lester / Leo Hindery, Jr. / Kyle Petty | Riley Mk XI BMW | Orbit Racing | 1:52.1080 | 183.9770 |
| 17th | 6 | Michael Valiante / Ian James / A. J. Allmendinger | Riley Mk XX Ford | Michael Shank Racing | 1:40.6510 | 204.9194 |
| 18th | 2 | Andy Wallace / Rob Finlay / Danica Patrick / Casey Mears | Crawford DP08 Pontiac | Childress-Howard Motorsports | 1:45.0700 | 196.2997 |
| 19th | 22 | Carlos de Quesada / Ryan Dalziel / Jean-Francois Dumoulin / Tomáš Enge / Chapman Ducote | Riley Mk XI BMW | Alegra Motorsports | 1:40.9150 | 204.3819 |
| 20th | 70 | David Haskell / Sylvain Tremblay / Nick Ham / Jonathan Bomarito | Mazda RX-8 | SpeedSource | 1:49.4450 | 188.4526 |
| 21st | 67 | Justin Marks / Andy Lally / Richard Valentine / Patrick Long / Jörg Bergmeister | Porsche 997 GT3 Cup | TRG | 1:49.5400 | 188.2900 |
| 22nd | 14 | Martin Ragginger / Claudio Burtin / Jack Baldwin / Mac McGehee / Cory Friedman | Porsche 997 GT3 Cup | Autometrics Motorsports | 1:49.6340 | 188.1291 |
| 23rd | 69 | Emil Assentato / Jeff Segal / Nick Longhi / Matt Plumb | Mazda RX-8 | SpeedSource | 1:49.8220 | 187.8056 |
| 24th | 85 | Michael Gomez / Daniel Graeff / Wolf Henzler / Ron Yarab, Jr. / Richard Campollo | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 1:49.8650 | 187.7332 |
| 25th | 87 | Leh Keen / Dirk Werner / Wolf Henzler / Richard Westbrook | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 1:49.9460 | 187.5948 |
| 26th | 66 | Spencer Pumpelly / Ted Ballou / Emmanuel Collard / Richard Lietz / Tim George, Jr. | Porsche 997 GT3 Cup | TRG | 1:50.1090 | 187.3164 |
| 27th | 26 | Jerome Jacalone / Joe Jacalone / Randy Pobst / Gerardo Bonilla / Shane Lewis | Porsche 997 GT3 Cup | Gotham Competition | 1:50.2060 | 187.1522 |
| 28th | 86 | Dominik Farnbacher / Eric Lux / Matthew Marsh / Kevin Roush | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 1:50.2340 | 187.1039 |
| 29th | 65 | Craig Stanton / Marco Holzer / John Potter / Bryce Miller | Porsche 997 GT3 Cup | TRG/Riegel/Stanton | 1:50.4550 | 186.7306 |
| 30th | 33 | Phillip Martien / B. J. Zacharias / Sascha Maassen / Patrick Pilet | Porsche 997 GT3 Cup | Wright Motorsports | 1:50.5170 | 186.6260 |
| 31st | 64 | Jim Lowe / Jim Pace / Johannes Van Overbeek / Tim Sugden | Porsche 997 GT3 Cup | JLowe Racing | 1:50.5730 | 186.5310 |
| 32nd | 52 | Joe Castellano / Constantino Bertuzzi / Luca Pirri / Christian Montanari / Cort Wagner | Ferrari F430 Challenge | Mastercar-Coast 2 Costa Racing | 1:50.6490 | 186.4023 |
| 33rd | 15 | Boris Said / Owen Kelly | Ford Mustang | Blackforest Motorsports | 1:51.0360 | 185.7537 |
| 34th | 07 | Paul Edwards / Kelly Collins / Jan Magnussen | Pontiac GXP.R | Banner Racing | 1:51.2360 | 185.4190 |
| 35th | 89 | Gabrio Rosa / Pierre Kaffer / Giacomo Petrobelli / Allan Simonsen / Giorgio Rosa | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 1:51.2540 | 185.3884 |
| 36th | 30 | Dion von Moltke / Dane Cameron / Bryan Sellers / Doug Peterson | Mazda RX-8 | Racers Edge Motorsports | 1:51.2900 | 185.3288 |
| 37th | 88 | Steve Johnson / David Lacey / Robert Nearn / Richard Westbrook / James Sofronas | Porsche 997 GT3 Cup | Farnbacher Loles Racing | 1:51.3760 | 185.1856 |
| 38th | 57 | Robin Liddell / Andrew Davis / Jeff Bucknum | Pontiac GXP.R | Stevenson Motorsports | 1:51.4810 | 185.0118 |
| 39th | 42 | Wayne Nonnamaker | Chevrolet Corvette | Team Sahlen | 1:51.4820 | 185.0102 |
| 40th | 32 | Mike Forest / Thomas Merrill / Al Salvo / Jeff Westphal | Pontiac GXP.R | PR1 Motorsports | 1:51.6290 | 184.7656 |
| 41st | 97 | James Gue / Tom Long / Ryan Eversley / Galen Beiker | Chevrolet Corvette | Stevenson Motorsports | 1:51.7800 | 184.5161 |
| 42nd | 35 | Lawson Aschenbach / Milo Valverde / Lance Willsley / Omar Rodriguez / Hiram Cruz | Porsche 997 GT3 Cup | Orbit Racing | 1:52.0500 | 184.0719 |
| 43rd | 21 | Diego Alessi / Jason Daskalos / Pepe Montano / Jason Vinkemulder | Pontiac GTO.R | Battery Tender/MCM Racing | 1:52.0620 | 184.0526 |
| 44th | 56 | Luca Drudi / Cesar Campanico / Max Papis / Nathan Swartzbaugh | Ferrari F430 Challenge | Mastercar-Coast 2 Costa Racing | 1:52.4020 | 183.4958 |
| 45th | 44 | Ross Bentley / Keith Carter / Daniel Harrington / Glenn Nixon | Porsche 997 GT3 Cup | Bullet Racing | 1:52.5680 | 183.2254 |
| 46th | 68 | Josemanuel Gutierrez / Duncan Ende / Chris Pallis / Steve Miller / Scott Schroeder | Porsche 997 GT3 Cup | TRG | 1:52.5710 | 183.2206 |
| 47th | 40 | Joe Foster / Patrick Dempsey / Charles Espenlaub / Tim Lewis, Jr. / Jep Thornton | Mazda RX-8 | Dempsey Racing | 1:52.9440 | 182.6155 |
| 48th | 63 | David Quinlan / Bruce Ledoux / Dan Watkins / Steve Zadig / Kurt Kossmann | Porsche 997 GT3 Cup | TRG | 1:53.3660 | 181.9347 |
| 49th | 31 | Jim Michaelian / Bob Michaelian / Romeo Kapudija / John McMullen / John Lewis | Porsche 997 GT3 Cup | Battery Tender/MCM Racing | no time | |