| Pos |
No |
Pilote |
Voiture |
Temps |
| 1 | 49 | Jo Siffert/Hans Herrmann | Porsche 907 | 2:49,400 |
| 2 | 28 | Jacky Ickx/Brian Redman | Ford GT40 | 2:50,400 |
| 3 | 76 | Dick Thompson/Ed Lowther/Ray Heppenstall | Howmet TX Continental | 2:50,600 |
| 4 | 9 | Scooter Patrick/Dave Jordan | Lola T70 Mk.3 Chev | 2:50,800 |
| 5 | 48 | Gerhard Mitter/Rolf Stommelen | Porsche 907 | 2:50,800 |
| 6 | 51 | Vic Elford/Jochen Neerspasch | Porsche 907 | 2:51,400 |
| 7 | 29 | Paul Hawkins/David Hobbs | Ford GT40 | 2:51,600 |
| 8 | 50 | Ludovico Scarfiotti/Joe Buzzetta | Porsche 907 | 2:51,800 |
| 9 | 11 | Mike De Udy/Hugh Dibley | Lola T70 Mk.3 Chev | 2:52,800 |
| 10 | 10 | Jo Bonnier/Sten Axelsson | Lola T70 Mk.3 Chev | 2:54,400 |
| 11 | 30 | David Piper/Edward Nelson | Ford GT40 | 2:59,000 |
| 12 | 42 | Mauro Bianchi/Henri Grandsire | Alpine A211 Renault | 3:00,400 |
| 13 | 15 | Mark Donohue/Craig Fisher | Chevrolet Camaro | 3:01,200 |
| 14 | 81 | Al Unser/Lloyd Ruby | Chevrolet Camaro | 3:01,200 |
| 15 | 58 | Rico Steinemann/Dieter Spoerry | Porsche 910 | 3:02,400 |
| 16 | 31 | Jerry Titus/Ronnie Bucknum | Ford Mustang | 3:02,600 |
| 17 | 16 | Craig Fisher/Joe Welch/Bob Johnson | Chevrolet Camaro | 3:02,700 |
| 18 | 56 | Karl Foitek/Rudi Lins | Porsche 910 | 3:03,000 |
| 19 | 2 | Pedro Rodriguez/Don Yenko | Chevrolet Corvette | 3:04,000 |
| 20 | 25 | George Follmer/Jerry Grant/Skip Scott | AMC Javelin | 3:04,400 |
| 21 | 39 | Fausto Merello/Guillermo Ortega | Ferrari 250LM | 3:05,600 |
| 22 | 32 | Allan Moffat/Horst Kwech | Ford Mustang | 3:06,600 |
| 23 | 4 | Jerry Thompson/Tony DeLorenzo | Chevrolet Corvette | 3:07,200 |
| 24 | 24 | Peter Revson/Skip Scott | AMC Javelin | 3:07,200 |
| 25 | 64 | Bob Bailey/Jim Locke | Porsche 906 | 3:08,400 |
| 26 | 55 | Armando Capriles/Alfredo Atencio | Porsche 906LE | 3:09,000 |
| 27 | 3 | Hap Sharp/Dave Morgan | Chevrolet Corvette | 3:09,200 |
| 28 | 23 | Bruce Jennings/Charlie Rainville | Mercury Cougar | 3:12,000 |
| 29 | 36 | Ruben Novoa/Fred van Beuren Jr | Ford Mustang | 3:13,000 |
| 30 | 80 | Daniel J. Torpy/E. Dale Keenan | Chevrolet Corvette | 3:13,800 |
| 31 | 37 | George Wintersteen/Malcolm Starr | Ford Mustang | 3:14,600 |
| 32 | 12 | Wilton T. Jowett Jr/Claude Cardwell | Chevrolet Camaro | 3:16,000 |
| 33 | 34 | Sam Posey/Milt Minter | Ford Mustang | 3:16,100 |
| 34 | 8 | Lothar Motschenbacher/Ed Leslie/Dick Guldstrand | Lola T70 Mk.3 Chev | 3:16,400 |
| 35 | 69 | Ed Hugus/Chuck Dietrich | Lotus 47 BMW | 3:16,400 |
| 36 | 33 | John McComb/Paul Richards | Ford Mustang | 3:17,000 |
| 37 | 59 | Robert Kirby/Alan Johnson | Porsche 911S | 3:19,600 |
| 38 | 7 | Or Costanzo/William Harris/Dave Heinz | Chevrolet Corvette | 3:20,000 |
| 39 | 47 | Jim Dittemore/Bob Tullius | Triumph TR250 K | 3:20,200 |
| 40 | 60 | Pete Harrison/Gregg Loomis/Jack Ryan | Porsche 911S | 3:20,600 |
| 41 | 17 | Joie Chitwood/Dave Horchler/Richard Hoffman | Chevrolet Camaro | 3:21,400 |
| 42 | 19 | Jim Murphy/John Moore | Chevrolet Camaro | 3:22,000 |
| 43 | 20 | David McClain/Dick Boo | Chevrolet Camaro | 3:24,200 |
| 44 | 18 | Jim Corwin/Fred Pipin | Chevrolet Camaro | 3:24,800 |
| 45 | 35 | Bob Grossman/Bob Dini | Ford Mustang | 3:25,200 |
| 46 | 63 | Sepp Greger/Malte Huth | Porsche 911S | 3:25,200 |
| 47 | 61 | Jacques Duval/Horst Kroll | Porsche 911S | 3:26,800 |
| 48 | 68 | Earl Sylvia/Dave Domizi/Robert Fogle | Lotus Europa | 3:26,800 |
| 49 | 44 | Paddy Hopkirk/Andrew Hedges | MGC | 3:27,000 |
| 50 | 73 | Clive Baker/Mike Garton | Austin-Healey Sprite Le Mans | 3:28,000 |
| 51 | 22 | Billy Hagan/John McVeigh/Frans Gillebard | Mercury Cougar | 3:28,400 |
| 52 | 14 | Norberto Mastandrea/Ralph Noseda | Chevrolet Camaro | 3:28,600 |
| 53 | 27 | Hugh Kleinpeter/Bruce Hollander/Ray Mummery | Shelby GT350 | 3:29,800 |
| 54 | 71 | Claudio Maglioli/Bert Everett/Ove Andersson | Lancia Fulvia HF Zagato | 3:30,600 |
| 55 | 62 | Jean-Pierre Hanrioud/Sylvain Garant | Porsche 911S | 3:31,200 |
| 56 | 21 | Billy Yuma/Bill Boye | Chevrolet Camaro | 3:32,400 |
| 57 | 38 | François Favreau/Marius Amyot/Andre Samson | Ford Mustang | 3:33,200 |
| 58 | 72 | Raffaele Pinto/Luigi Taramazzo/Claudio Maglioli | Lancia Fulvia HF | 3:34,400 |
| 59 | 74 | Gerald Truitt/Randy Canfield | MG Midget | 3:41,000 |
| 60 | 85 | Donna Mae Mims/Michael Summers | Yenko Stinger | 3:42,900 |
| 61 | 84 | Rajah Rodgers/Richard Robson | Jaguar E-type | 3:43,000 |
| 62 | 67 | Jim Gammon/Chris Waldron/Ben Scott | MG B | 3:44,000 |
| 63 | 93 | Arthur Mollin/Art Riley/Nick Cone | TVR Grantura 1800S | 3:45,200 |
| 64 | 86 | John Witt/Milo Vega/John Cameron | Triumph TR4A | 3:46,600 |
| 65 | 66 | Gary Rodriguez/Richard McDaniel/Bill Brack | MG B | 3:56,200 |
| 66 | 95 | Arthur Cohn/Don Pickett/Tony Lilly | Beach Prototype Volkswagen | 3:57,600 |
| 67 | 52 | Richard Cline/Michael Pickering | Triumph GT6 | 4:00,000 |
| 68 | 26 | Janet Guthrie/Liane Engeman | AMC Javelin | 4:03,200 |
| 69 | 57 | Jim McDaniel/Glen Sullivan | Porsche 911R | inconnu |
| 70 | 70 | Eugene Nearburg/Paul Jett | Lotus 47 BMW | inconnu |
| 71 | 96 | Richard G. Kondracki/Fred Andrews Jr | Triumph Spitfire | 4:24,500 |
|
12 Heures de Sebring 1968