| Fin | St | Driver | # | Owner | Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Vic Elford Jochen Neerpasch Hans Herrmann Jo Siffert Rolf Stommelen | 54 | Porsche Works Team | Porsche 907 LH 2.2 005 | 673 | 10,500 | running | |
| 2 | 4 | Jo Siffert Hans Herrmann Gerhard Mitter | 52 | Porsche Works Team | Porsche 907 LH 2.2 008 | 659 | running | ||
| 3 | 6 | Jo Schlesser Joe Buzzetta | 51 | Porsche Works Team | Porsche 907 LH 2.2 011 | 659 | running | ||
| 4 | 22 | Jerry Titus Ronnie Bucknum | 1 | Carroll Shelby | 1968 Ford Mustang | 629 | 10,375 | running | |
| 5 | 9 | Udo Schütz Nino Vaccarella | 20 | Autodelta S.p.a. | Alfa Romeo T33/2 | 617 | running | ||
| 6 | 11 | Mario Andretti Lucien Bianchi | 23 | Autodelta S.p.a. | Alfa Romeo T33/2 75033-015 | 609 | running | ||
| 7 | 13 | Mario Casoni Giampiero Biscaldi Teodoro Zeccoli | 22 | Autodelta S.p.a. | Alfa Romeo T33/2 | 594 | running | ||
| 8 | 14 | John Gunn Guillermo Ortega Fausto Merello | 34 | Raceco-Miami | Ferrari 250 LM 6107 | 592 | running | ||
| 9 | 35 | Peter Gregg Sten Axelsson | 59 | Brumos Porsche | 1967 Porsche 911 | 589 | 7,675 | running | |
| 10 | 17 | Jerry Grant Dave Morgan | 31 | DX Sunray Oil Co. | Chevrolet Corvette | 586 | running | ||
| 11 | 41 | L. Marty Gifford George Drolsom Lewis Williams Bob Stoddard | 77 | Lewis Wiliams Jr. | Porsche 911 | 575 | 3,750 | running | |
| 12 | 20 | Mark Donohue Bob Johnson Craig Fisher | 6 | Roger Penske | 1968 Chevrolet Camaro | 565 | 1,125 | running | |
| 12 | 20 | Mark Donohue Bob Johnson Craig Fisher | 6 | Roger Penske | Chevrolet Camaro | 565 | 1,125 | running | |
| 13 | 40 | Jim Netterstrom John Kelly John Sabel | 56 | John Kelly | 1967 Porsche 911 | 565 | 1,650 | running | |
| 14 | 27 | Jim McDaniel Glenn Sullivan | 3 | HRH Corp. | Porsche 911 R 118 9 9015R | 562 | running | ||
| 15 | 49 | Wilbur Pickett Bill Bean Bill Bencker | 36 | Wilbur Pickett | 1966 Porsche 911 | 545 | 1,225 | running | |
| 16 | 33 | Bill Boye Billy Yuma | 68 | William Boye | 1967 Chevrolet Camaro | 540 | 575 | running | |
| 17 | 29 | Joie Chitwood Jr. Buzz Barton Dick Hoffman | 71 | Joie Chitwood | 1967 Chevrolet Camaro | 536 | 525 | running | |
| 18 | 42 | Jean-Pierre Hanrioud Sylvain Garant | 61 | J. P. Hanrioud | Porsche 911 S | 534 | running | ||
| 19 | 44 | Del Taylor Robert Pratt Bruce Myers Brad Brooker | 64 | Bruce Myers | 1968 Alfa Romeo 1600 GTA | 533 | 975 | running | |
| 20 | 47 | Leo Cella Teodoro Zeccoli Giampiero Biscaldi | 24 | Autodelta SpA | 1968 Alfa Romeo 1600 GTA | 529 | 825 | running | |
| 21 | 48 | Sam Posey Jim Kaufman | 78 | Ford Mustang | 523 | 100 | running | ||
| 22 | 39 | Craig Pelouze Ed Ross | 28 | Corvette Racing Associates | Chevrolet Corvette Roadster | 515 | running | ||
| 23 | 32 | Bob Grossman Bob Dini | 15 | Randy's Auto Body | 1967 Ford Mustang | 514 | 100 | running | |
| 24 | 31 | Tony Lanfranchi Mark Konig | 10 | Nomad Cars | Nomad Mk.1 Ford | 506 | running | ||
| 25 | 19 | Peter Revson Don Yenko | 29 | DX Sunray Oil Co. | 194678S402351/Chevrolet Corvette | 496 | running | ||
| 26 | 45 | Fred Opert Joe Grimaldi | 73 | Fred Opert | 1967 Porsche 911 | 471 | 350 | running | |
| 27 | 24 | Jerry Thompson Tony de Lorenzo | 30 | DX Sunray Oil Co. | Chevrolet Corvette Roadster | 470 | running | ||
| 28 | 37 | Jack Ryan Pete Harrison | 32 | Jack Ryan | 1967 Porsche 911 | 393 | 250 | running | |
| 29 | 15 | Dick Guldstrand Ed Leslie Scooter Patrick Dave Jordan | 44 | American International Racing | Chevrolet Corvette 194678S405175 | 373 | running | ||
| 29 | 15 | Dick Guldstrand Ed Leslie Scooter Patrick Dave Jordan | 44 | American International Racing | Chevrolet Corvette194678S405175 | 373 | running | ||
| 30 | 64 | George Waltman | 35 | Aztec Motor Racing | Morgan Plus 4 | 338 | running | ||
| 31 | 54 | Hugh Kleinpeter Raymond Mummery Bruce Hollander | 67 | Port of Entry Motors | Shelby GT350 | 510 | engine | ||
| 32 | 21 | Edward Nelson Mike Hailwood | 18 | Edward Nelson Racing | Ford GT40 1009 | 507 | gearbox | ||
| 33 | 2 | Paul Hawkins David Hobbs | 9 | J. W. Automotive Eng. | Ford GT40 1074 | 430 | fuel tank | ||
| 34 | 18 | Paul Vestey Roy Pike Paul Ridgway | 12 | Paul Vestey Racing | Ferrari 250 LM 6167 | 264 | rear suspension | ||
| 35 | 16 | Scooter Patrick Dave Jordan Herb Caplan | 45 | American International Racing | Chevrolet Corvette 194378S405120 | 262 | engine | ||
| 36 | 51 | Enrico Pinto Spartaco Dini | 25 | Autodelta SpA | 1968 Alfa Romeo 1600 GTA | 235 | 0 | did not finish | |
| 37 | 62 | James Rushin Chris Waldron Thomas Harris | 41 | Thomas Harris | MGB | 226 | clutch | ||
| 38 | 59 | Ike Maxwell Jr. William Martin | 49 | Ike A. Maxwell Jr. | Volvo 122S | 188 | 0 | oil leak | |
| 39 | 58 | Carlo Facetti Giancarlo Baghetti Ove Andersson | 27 | Algar Enterprises | Lancia Fulvia HF 1110 | 180 | crankshaft | ||
| 40 | 61 | Thomas Harris Doyle Poole Bruce Morehead Stott | 48 | Doyle Poole | Triumph TR4A | 179 | disqualified | ||
| 41 | 23 | Allan Moffat Horst Kwech George Follmer | 2 | Carroll Shelby | 1968 Ford Mustang | 176 | 0 | suspension | |
| 42 | 57 | Carl Schwenker Ara Dube Dana Kelder | 43 | Cannons Auto Service | Triumph TR4A | 166 | suspension | ||
| 43 | 60 | Rick Cline Michael Pickering | 57 | Richard P. Cline | Triumph GT6 | 120 | engine | ||
| 44 | 36 | Billy Hagan John McVeigh Frans Gillebard | 7 | Billy Hagan | 1967 Mercury Cougar | 119 | 0 | oil leak | |
| 45 | 26 | Digby Martland Brian Classic | 11 | Chevron Cars | Chevron B6 BMW | 118 | engine | ||
| 46 | 63 | Fred Andrews Jr. Richard Kondracki | 58 | Richard Cline | Triumph Spitfire | 106 | engine | ||
| 47 | 3 | Gerhard Mitter Rolf Stommelen Hans Herrmann | 53 | Porsche Works Team | Porsche 907 LH 2.2 006 | 104 | accident | ||
| 48 | 8 | David Piper Masten Gregory | 81 | N.A.R.T.-Harrah Racing | Ferrari 250 LM 5893 | 101 | accident | ||
| 49 | 12 | Dieter Spoerry Rico Steinemann | 55 | Squadra Tartaruga | Porsche 907 LH 004 | 100 | accident | ||
| 50 | 56 | Milo Vega John Witt John Cameron | 47 | John Cameron | Triumph TR4A | 96 | did not finish | ||
| 51 | 28 | George Wintersteen Malcolm Starr | 65 | Malcolm Starr | 1967 Ford Mustang | 90 | 0 | engine | |
| 52 | 65 | Art Mollin Nick Cone | 17 | Arthur Mollin Racing Ent. | TVR Mk IV | 86 | did not finish | ||
| 53 | 43 | Paul Richards Tony Adamowicz Marvin Davidson | 72 | Marvin Davidson | 1967 Porsche 911 T | 71 | 0 | accident | |
| 54 | 1 | Jacky Ickx Brian Redman | 8 | J. W. Automotive Eng. | Ford GT40 1075 | 58 | gearbox | ||
| 55 | 52 | Steven Payne-Herbert Grant Miller Roger Walton | 46 | WROD Radio | Porsche 356B Carrera 2 | 46 | bearings | ||
| 56 | 10 | Pedro Rodríguez de la Vega Charlie Kolb | 80 | N.A.R.T.-Harrah Racing | Ferrari Dino 206 S 008 | 45 | cylinder head | ||
| 57 | 53 | Rajah Rodgers Richard Robson Bill Buchman | 42 | Coquina Motors | Jaguar XK-E | 43 | did not finish | ||
| 58 | 25 | William Wonder Ray Cuomo | 37 | William Wonder Inc. | Ford GT40 GT/103 | 42 | head gasket | ||
| 59 | 30 | Jim Murphy John Moore | 4 | HRH | 1967 Chevrolet Camaro | 34 | 0 | did not finish | |
| 60 | 7 | Ray Heppenstall Ed Lowther Dick Thompson | 76T | Howmet Corp. | Howmet TX Continental GTP1 | 34 | accident | ||
| 61 | 46 | Bud Sherk Billy Diehl | 5 | Bud Sherk | 1966 Dodge Dart | 20 | 0 | driveshaft | |
| 62 | 50 | Claudio Maglioli Ove Andersson Giancarlo Baghetti | 26 | Algar Enterprises | Lancia Fulvia Zagato 1911 | 6 | engine | ||
| 63 | 34 | Bert Everett Bruce Jennings Bob Bailey | 14 | Bob Holbert | 1968 Porsche 911 S | 3 | 0 | engine | |
| 64 | 38 | Jim Sutter Dan Torpy Dale Keenan | 19 | D-K Racing | Chevrolet Corvette | 0 | did not start | 0 | |
| 65 | 55 | John Tremblay Billy Dingman Vince Gimondo | 96 | Vince Gimondo | Chevrolet Corvette Sting Ray | 0 | did not start | 0 | |
| 66 | 66 | Jim Hall Bruce McLaren | 13 | Smokey Yunick | Chevrolet Camaro | 0 | 0 | disqualified | 0 |