| 1st | 2 | Jody Scheckter | Alpine-Renault A442 Turbo | Alpine Renault | 1:42.8900 | 190.1553 |
| 2nd | 1 | Jean-Pierre Jarier / Gérard Larrousse | Alpine-Renault A442 Turbo | Alpine Renault | 1:43.4620 | |
| 3rd | 4 | Henri Pescarolo / Derek Bell | Alfa Romeo T33/TT/12 | Willi Kauhsen Racing Team | 1:46.4500 | |
| 4th | 3 | Arturo Merzario / Mario Andretti | Alfa Romeo T33/TT/12 | Willi Kauhsen Racing Team | 1:46.6230 | |
| 5th | 8 | Reinhold Jöst / Mario Casoni | Porsche 908/3 Turbo | Scuderia Brescia Corse | 1:48.2220 | |
| 6th | 0 | Herbert Müller / Eppie Wietzes | Porsche 908/3-6 Turbo | Martini Racing Team | 1:48.2900 | |
| 7th | 9 | Jürgen Barth / Michael Keyser | Porsche 908/3 | Scuderia Brescia Corse | 1:55.3470 | |
| 8th | 25 | Hans-Joachim Stuck / Ronnie Peterson | BMW 3.0 CSL | BMW Motorsport GmbH | 1:55.6470 | |
| 9th | 24 | Sam Posey / Brian Redman | BMW 3.0 CSL | BMW Motorsport GmbH | 1:58.1810 | |
| 10th | 95 | Bob Hagestad / Hurley Haywood | Porsche 911 Carrera RSR | Hagestad Porsche-Audi | 1:57.3110 | |
| 11th | 14 | Al Holbert / Peter Gregg | Porsche 911 Carrera RSR 3.0 | Holbert Porsche-Audi, Inc. | 1:58.6540 | |
| 12th | 74 | Ludwig Heimrath / Rudy Bartling | Porsche Carrera RSR | Heimrath Racing | 2:01.0760 | |
| 13th | 5 | John Greenwood / Bill Adam | Chevrolet Corvette 427 | Race Cars Canada, Braun Corvette | 2:01.6530 | 160.8217 |
| 14th | 13 | Warren Agor / Stephen Behr | Chevrolet Monza 350 | Warren Agor | 2:01.7150 | |
| 15th | 33 | Bob Sharp / Jim Fitzgerald | Datsun 280Z | Bob Sharp Racing | 2:03.4220 | |
| 16th | 88 | Tony DeLorenzo / Maurice Carter | Chevrolet Monza 350 | Carter Racing Services | 2:06.5180 | |
| 17th | 90 | Thomas Rynone / Michael Wiernicki / Neil Wiernicki | Chevrolet Corvette 427 | Rynone Industries | 2:06.6900 | |
| 18th | 76 | Allan Anderson / Ray Anton | Chevrolet Corvette 350 | Allan Anderson | 2:07.4420 | |
| 19th | 36 | Kenper Miller / Paul Miller | De Tomaso Pantera | Miller Brothers Racing Enterprises | 2:07.4750 | |
| 20th | 78 | Babe Headley / Paul Misuriello | Chevrolet Corvette 427 | Babe's Garage | 2:07.6230 | |
| 21st | 56 | Craig Carter | Chevrolet Camaro | Carter Brothers Racing | 2:07.8560 | |
| 22nd | 92 | John Orr / Bill Jobe | Chevrolet Corvette 454 | E. F. Miller & Co. | 2:08.3520 | |
| 23rd | 91 | Roger Pierce / Alex Davidson | Chevrolet Corvette C3 | Roger Pierce | 2:08.6150 | |
| 24th | 57 | Bob Grossman / Elliot Forbes-Robinson | De Tomaso Pantera | Grossman Motor Car Corporation | no time | |
| 25th | 22 | Denny Long / Tim Startup | Chevrolet Corvette 460 | Long Racing | no time | |
| 26th | 67 | Michael Oleyar / Sam Feinstein | Chevrolet Corvette 454 | Little Foreign Car Shop Racing | no time | |
| 27th | 28 | Richard Weiss / Jerry Karl | Porsche 911 S | Weiss Motor Racing | no time | |
| 28th | 11 | Bert Everett | Alfa Romeo Alfetta GT | Bobcor Performance | no time | |
| 29th | 77 | Bruce Jennings / Bob Beasley | Porsche 911 S | Bruce Jennings | no time | |
| 30th | 93 | Ray Walle / Tom Reddy | Mazda RX-3 | Ray Walle | no time | |
| 31st | 32 | Bill Seip / David Lloyd | Chevrolet Corvette | Warren & Ginny Wagner | no time | |