| 1st | 7 | Timo Bernhard / Romain Dumas | Porsche RS Spyder | Penske Racing | 1:08.5100 | 190.9503 |
| 2nd | 6 | Sascha Maassen / Ryan Briscoe | Porsche RS Spyder | Penske Racing | 1:08.7550 | 190.2695 |
| 3rd | 15 | Adrian Fernandez / Luis Diaz | Lola B06/43 Acura | Lowe's Fernandez Racing | 1:08.9730 | 189.6693 |
| 4th | 1 | Rinaldo Capello / Allan McNish | Audi R10 TDI | Audi Sport North America | 1:09.4350 | 188.4075 |
| 5th | 16 | Butch Leitzinger / Andy Wallace | Porsche RS Spyder | Dyson Racing Team | 1:09.5370 | 188.1307 |
| 6th | 9 | Stefan Johansson / David Brabham | Acura ARX-01a | Highcroft Racing | 1:09.6770 | 187.7525 |
| 7th | 26 | Marino Franchitti / Bryan Herta | Acura ARX-01a | Andretti Green Racing, Inc. | 1:09.8320 | 187.3357 |
| 8th | 2 | Emanuele Pirro / Marco Werner | Audi R10 TDI | Audi Sport North America | 1:09.8780 | 187.2118 |
| 9th | 20 | Chris Dyson / Guy Smith | Porsche RS Spyder | Dyson Racing Team | 1:09.9880 | 186.9189 |
| 10th | 8 | Ben Devlin | Lola B07/46 Mazda | B-K Motorsports | 1:11.9240 | 181.8864 |
| 11th | 06 | Greg Pickett / Klaus Graf | Lola B06/14 AER | Team Cytosport | 1:13.1880 | 178.7450 |
| 12th | 37 | Clint Field / Jon Field | Creation CA06/H Judd | Intersport Racing | 1:13.9290 | 176.9538 |
| 13th | 19 | Adam Pecorari / Gunnar van der Steur | Radical SR9 AER | van der Steur Racing Inc. | 1:14.3950 | 175.8450 |
| 14th | 4 | Oliver Gavin / Olivier Beretta | Chevrolet Corvette C6.R | Corvette Racing | 1:16.6350 | 170.7063 |
| 15th | 12 | Chris McMurry / Bryan Willman | Creation CA06/H Judd | Autocon Motorsports | 1:18.0950 | 167.5150 |
| 16th | 62 | Jaime Melo / Mika Salo | Ferrari F430 GTC | Risi Competizione | 1:19.9510 | 163.6252 |
| 17th | 31 | Tomáš Enge / Dirk Müller | Ferrari F430 GTC | Petersen/White Lightning | 1:20.3680 | 162.7771 |
| 18th | 45 | Jörg Bergmeister / Johannes Van Overbeek | Porsche 997 GT3 RSR | Flying Lizard Motorsports | 1:20.5370 | 162.4343 |
| 19th | 61 | Eric Hélary / Gianmaria Bruni | Ferrari F430 GTC | Risi Competizione | 1:20.6170 | 162.2734 |
| 20th | 71 | Wolf Henzler / Robin Liddell | Porsche 997 GT3 RSR | Tafel Racing | 1:20.7770 | 161.9531 |
| 21st | 18 | Ralf Kelleners / Tommy Milner | Porsche 997 GT3 RSR | Rahal Letterman Racing | 1:21.0360 | 161.4349 |
| 22nd | 44 | Seth Neiman / Lonnie Pechnik | Porsche 997 GT3 RSR | Flying Lizard Motorsports | 1:21.9570 | 159.6212 |
| 23rd | 54 | Tim Pappas / Terry Borcheller | Porsche 997 GT3 RSR | Team Trans Sport | 1:22.1660 | 159.2140 |
| 24th | 73 | Jim Tafel / Dominik Farnbacher | Porsche 997 GT3 RSR | Tafel Racing | 1:22.6330 | 158.3144 |
| 25th | 13 | Cindi Lux / Stan Wilson | Dodge Viper Competition Coupe | Woodhouse Performance | 1:25.6850 | 152.6752 |
| 26th | 21 | Bill Auberlen / Joey Hand | Panoz Esperante GTLM Elan | Panoz Team PTG | 1:22.0390 | 159.4619 |
| 27th | 3 | Johnny O'Connell / Jan Magnussen | Chevrolet Corvette C6.R | Corvette Racing | 1:16.5680 | 170.8544 |