| Fin | St | Driver | # | Owner | Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Jacky Ickx Mario Andretti | 85 | Scuderia Ferrari | Ferrari 312 PB 0896 | 195 | 5,000 | running | |
| 2 | 1 | Tim Schenken Ronnie Peterson | 86 | Scuderia Ferrari | Ferrari 312 PB 0894 | 195 | running | ||
| 3 | 3 | Derek Bell José Carlos Pace | 10 | Gulf Racing Research Co. | Mirage M6 Ford 602 | 181 | running | ||
| 4 | 10 | Tony Dean Bobby Brown | 68 | A. G. Dean | Porsche 908/02 015 | 171 | running | ||
| 5 | 8 | Reinhold Jöst Mario Casoni | 42 | Reinhold Joest | Porsche 908/03 008 | 166 | running | ||
| 6 | 20 | Gregg Young Jean-Pierre Jarier | 22 | North American Racing Team | Ferrari 365 GTB/4 15685 | 156 | running | ||
| 7 | 23 | Bob Beasley Michael Keyser | 16 | Toad Hall Racing | Porsche 911 S | 155 | running | ||
| 8 | 31 | John O'Steen Dave Helmick Erwin Kremer | 43 | Écurie Escargot | Porsche 911 S | 153 | running | ||
| 9 | 18 | Bill Barber Douglas Shierson | 26 | Douglas Shierson | Chevron B19 Ford | 144 | running | ||
| 10 | 26 | Fred Kepler John Orr | 35 | Velvetouch GT | Chevrolet Corvette | 142 | running | ||
| 11 | 30 | Tony de Lorenzo Charles Reynolds | 18 | Baker Motor Co. | Ferrari 365 GTB/4 12467 | 135 | running | ||
| 12 | 32 | Dave Laughlin Bob Baechle | 64 | C. Weaver Chevrolet | Chevrolet Corvette | 114 | running | ||
| 13 | 6 | Gijs van Lennep Tony Adamowicz | 20 | Gulf Racing Research Co. | Mirage M6 601/Ford | 141 | gearbox | ||
| 14 | 4 | Arturo Merzario Brian Redman | 87 | Scuderia Ferrari | Ferrari 312 PB 0892 | 136 | crankshaft | ||
| 15 | 17 | Charlie Kemp Wilbur Pickett | 23 | Rinzler Motor Racing | Chevrolet Corvette Sting Ray | 120 | engine | ||
| 16 | 19 | Sam Posey David Hobbs | 21 | North American Racing Team | Ferrari 365 GTB/4 14889 | 117 | engine | ||
| 17 | 25 | Pete Lo Bianco Pete Sherman | 37 | LoBianco Trucking Inc. | Chevron B19 Ford | 113 | running | ||
| 18 | 22 | Robert R. Johnson Dave Heinz | 57 | Race Enterprises and Development | Chevrolet Corvette | 102 | throttle linkage | ||
| 19 | 21 | Hurley Haywood Peter Gregg | 59 | Brumos Porsche-Audi Corp. | Porsche 911 S | 91 | engine | ||
| 20 | 27 | Michael Wiernicki Neil Wiernicki Al Alden | 31 | Neil Allen | Chevrolet Corvette | 74 | disqualified | ||
| 21 | 29 | Edwin Abate Ralph Soltan | 88 | Edwin Abate D.D.S. | Porsche 910 022 | 72 | oil leak | ||
| 22 | 9 | Fred Van Beuren IV John Buffum | 29 | Libre International Racing | Chevron B21 Ford | 66 | puncture | ||
| 23 | 12 | Dave Jordan Johnnie Crean | 11 | John Crean Racing | Chevron B21 Ford | 39 | suspension | ||
| 24 | 34 | Jim Greendyke Denny Long John Cordts Dick Smothers John Greenwood | 49 | John Greenwood Racing | Chevrolet Corvette | 20 | valves | ||
| 25 | 28 | Jim Locke Bob Bailey | 61 | Jim Locke | Porsche 911 S | 20 | oil leak | ||
| 26 | 14 | Roger McCaig Maurice McCaig | 55 | Roger McCaig Racing | Lola T212 HU37/Ford | 13 | accident | ||
| 27 | 7 | Milt Minter Scooter Patrick | 33 | Otto Zipper Racing Team | Alfa Romeo T33/3 75080-023 | 12 | engine | ||
| 28 | 24 | Martin Birrane Alain de Cadenet | 28 | Alain de Cadenet | Duckhams LM 1/Ford | 7 | engine | ||
| 29 | 5 | Reine Wisell Gérard Larrousse | 90 | Écurie Bonnier | Lola T280 HU1/Ford | 5 | accident | ||
| 30 | 16 | Bob Fisher Tom Gloy | 93 | Hobby Car Enterprises | Chevron B16 Ford | 0 | fire | ||
| 31 | 11 | Raul Perez Gama Peter Schuster | 25 | Douglas Shierson | Chevron B19 Ford | 0 | did not start | 0 | |
| 32 | 13 | Hugh Kleinpeter Tony Belcher | 52 | Promotional Advertising Corp. | Chevron B21 Ford | 0 | did not start | 0 | |
| 33 | 15 | Ike Knupp Mike Murray | 66 | Mike Murray | Chevrolet Corvette | 0 | did not start | 0 | |
| 34 | 33 | Robert Luebbe Michael Oleyar | 63 | Michael Oleyar | Chevrolet Corvette | 0 | did not start | 0 | |
| 35 | 35 | Rocky Moran Harley Cluxton | 24 | North American Racing Team | Ferrari Dino 246 GT | 0 | did not start | 0 | |
| 36 | 36 | Rudy Bartling Horst Petermann Rainer Brezinka | 39 | Ray Brezinka | Porsche 910 | 0 | did not start | 0 | |
| 37 | 37 | John Cordts Dick Smothers John Greenwood | 48 | John Greenwood Racing | Chevrolet Corvette | 0 | did not start | 0 | |
| 38 | 38 | Kenper Miller Fred Kepler John Orr Paul Miller | 36 | Velvetouch GT | Chevrolet Corvette | 0 | did not start | 0 | |
| 39 | 39 | John Greenwood Denny Long | 50 | John Greenwood Racing | Chevrolet Corvette | 0 | did not start | 0 | |
| 40 | 40 | Bill Schumacher Bob Nagel Ed Lowther | 17 | Bill Schumacher | Chevrolet Corvette | 0 | did not start | 0 | |
| 41 | 41 | Mike Tillson Dieter Oest | 89 | Holbert's Porsche-Audi | Porsche 911 T | 0 | did not qualify | 0 | |
| 42 | 42 | Bruce Jennings George Stone | 77 | Silverstone Racing | Porsche 911 T | 0 | did not qualify | 0 | |
| 43 | 43 | Fritz Hochreuter Klaus Bytzek | 80 | Kennedy-Car Collision | Porsche 911 | 0 | did not qualify | 0 | |
| 44 | 44 | Art Mollin Richard Weiss | 27 | Richard C. Weiss | Porsche 911 S | 0 | did not qualify | 0 |