| 40 | Justin Bell / Ken Wilden / Derek Bell / Simon Gregg | Chevrolet Corvette C5 | Derhaag Motorsports | 1:49.3940 |
| 48 | Tommy Riggins / David Machavern / *Kevin Lepage / *Scott Lagasse | Ford Mustang | Heritage Motorsports | 1:50.1630 |
| 88 | Scott Maxwell / David Brabham / David Empringham | Multimatic MDP1 Ford Focus | Multimatic | 1:50.5120 |
| 58 | David Donohue / Mike Borkowski / Randy Pobst / Chris Bye | Fabcar FDSC/03 Porsche | Brumos Porsche | 1:50.7750 |
| 05 | Craig Conway / John Metcalf / Rick Carelli / Dave Liniger | Chevrolet Corvette | RE/MAX Racing | 1:50.8920 |
| 24 | Jérôme Policand / João Barbosa / Michel Neugarten / Andy Wallace | Mosler MT900R | Perspective Racing | 1:51.9440 |
| 46 | Charles Morgan / Lance Norick / Jim Pace / Rob Morgan | Chevrolet Corvette | Morgan-Dollar Motorsports | 1:52.4330 |
| 59 | J. C. France / Hurley Haywood / Scott Goodyear / Scott Sharp | Fabcar FDSC/03 Porsche | Brumos Porsche | 1:52.8430 |
| 7 | Franz Konrad / Toni Seiler / Airton Dare / Jean-François Yvon | Saleen S7-R | Konrad Motorsport | 1:52.9260 |
| 43 | Peter Baron / Leo Hindery / Marc Lieb / Kyle Petty | Porsche 996 GT3-RS | Orbit Racing | 1:53.3860 |
| 19 | Anthony Puleo / Kerry Hitt / Robert Dubler / Mark Kennedy | Chevrolet Corvette | ACP Motorsports | 1:54.1210 |
| 98 | Sascha Maassen / Martin Snow / Lucas Luhr / Larry Schumacher | Porsche 996 GT3-RS | Schumacher Racing | 1:54.2640 |
| 66 | Kevin Buckler / Michael Schrom / Timo Bernhard / Jörg Bergmeister | Porsche 996 GT3-RS | The Racer's Group | 1:54.8650 |
| 35 | Ralf Kelleners / Anthony Lazzaro / Johnny Mowlem | Ferrari 360 Modena GT | Risi Competizione | 1:55.0840 |
| 33 | Cort Wagner / Brent Martini / Sylvain Tremblay / Selby Wellman | Ferrari 360 Modena GT | Scuderia Ferrari of Washington | 1:55.1240 |
| 10 | David Terrien / Didier Moinel Delalande / Gianluca de Lorenzi / Marco Saviozzi | Porsche 996 GT3-R | MAC Racing | 1:55.6640 |
| 31 | Richard Stanton / Rob Barff / Andy Britnell / Rick Sutherland | Mosler MT900R | Rollcentre Racing | 1:55.7270 |
| 30 | Martin Short / Tom Herridge / John Burton / David Shep | Mosler MT900R | Rollcentre Racing | 1:55.8480 |
| 3 | Darius Grala / Oswaldo Negri / Josh Rehm / Guy Cosmo | Fabcar FDSC/03 Toyota | Cegwa Sport | 1:55.9810 |
| 51 | Mauro Casadei / *Gerold Ried / *Christian Ried / *Manfred Jurasz | Porsche 911 GT2 | Proton Competition | 1:56.0320 |
| 34 | Mauro Baldi / Justin Keen / Eric van de Poele / Ryan Hampton | Ferrari 360 Modena GT | Ferri Competizione | 1:56.0450 |
| 44 | Mike Fitzgerald / Manuel Matos / Joe Policastro / Joe Policastro, Jr. | Porsche 996 GT3-RS | Orbit Racing | 1:56.4990 |
| 57 | Alex Caffi / Gabrio Rosa / Andrea Chiesa / Fabio Rosa | Porsche 996 GT3-RS | Seikel Motorsport | 1:56.6280 |
| 5 | Ross Bentley / Don Kitch / Joe Pruskowski / Justin Pruskowski | Lola B2K/40 Nissan | Team Seattle/Essex Racing | 1:56.8980 |
| 99 | Jim Hamblin / Barry Brensinger / James Nelson / Mark Greenberg | Porsche 996 GT3-RS | NETTTS Racing | 1:57.1440 |
| 6 | Gunnar Jeannette / *Duncan Dayton / *Peter Kitchak / *Ron Zitza | Porsche 911 GT1 | Gunnar Racing | 1:57.5910 |
| 21 | Larry Oberto / Chris Bingham / Derrike Cope / Brian DeVries | Lola B2K/40 Nissan | Archangel Motorsport Services | 1:57.6090 |
| 61 | Peter van Merksteijn / Charles Brugman / Frans Munsterhuis / Cougar Jacobsen | Porsche 996 GT3-RS | System Force Motorsports | 1:58.3360 |
| 20 | Augusto Farfus / Emmanuel Collard / Max Papis / Andrea Garbagnati | Ferrari 360 Modena N-GT | JMB USA Racing | 1:58.6440 |
| 69 | Brian Cunningham / Hugh Plumb / Cory Friedman / Craig Stanton | BMW M3 | Marcus Racing | 1:58.8150 |
| 15 | Wade Gaughran / Steven Gorriaran / Peter MacLeod / Dave Gaylord | Lola B2K/40 Nissan | Team Seattle/Essex Racing | 1:59.5800 |
| 77 | Alex Vasiliev / Tetsuya Tanaka / Nikolaj Fomenko / Walter Lechner, Jr. | Porsche 996 GT3-R | RWS Motorsport | 2:00.2380 |
| 22 | Stephen Earle / *Philip Shearer / *Stéphane Grégoire / *Ludovico Manfredi | Ferrari 360 Modena N-GT | JMB USA Racing | 2:00.3850 |
| 49 | Bepo Orlandi / Michele Merendino / Derek Clark / Ron Atapattu | Porsche 996 GT3-RS | Pit Bull/MAC Racing | 2:02.6570 |