| 1st | 25 | Elford / Ahrens, Jr. / *Steinemann | Porsche 917 L | Porsche Konstruktionen K.G. | 3:19.8000 | 242.6850 |
| 2nd | 6 | Vaccarella / Giunti | Ferrari 512 S | S.E.F.A.C. Ferrari | 3:20.0000 | |
| 3rd | 20 | Siffert / Redman | Porsche 917 K | J. W. Automotive Engineering Ltd. | 3:21.1000 | |
| 4th | 8 | Merzario / Regazzoni | Ferrari 512 S | S.E.F.A.C. Ferrari | 3:21.3000 | |
| 5th | 21 | Rodriguez / Kinnunen | Porsche 917 K | J. W. Automotive Engineering Ltd. | 3:21.9000 | |
| 6th | 5 | Schetty / Ickx | Ferrari 512 S | S.E.F.A.C. Ferrari | 3:23.1000 | |
| 7th | 7 | Bell / Peterson | Ferrari 512 S | S.E.F.A.C. Ferrari | 3:23.4000 | |
| 8th | 15 | Müller / Parkes | Ferrari 512 S | Scuderia Filipinetti | 3:25.4000 | |
| 9th | 14 | Bonnier / Wisell | Ferrari 512 S | Scuderia Filipinetti | 3:28.7000 | |
| 10th | 22 | Hobbs / Hailwood | Porsche 917 K | J. W. Automotive Engineering Ltd. | 3:29.1000 | |
| 11th | 18 | van Lennep / Piper | Porsche 917 K | Team A.A.W. | 3:29.4000 | |
| 12th | 3 | Larrousse / Kauhsen | Porsche 917 L | Martini International Racing Team | 3:30.8000 | |
| 13th | 11 | Posey / Bucknum | Ferrari 512 S | North American Racing Team | 3:31.2000 | |
| 14th | 32 | Brabham / Cevert / *Schenken | Matra-Simca MS650 | Equipe Matra-Elf | 3:32.2000 | |
| 15th | 23 | Attwood / Herrmann / *Elford / *Ahrens, Jr. | Porsche 917 K | Porsche Konstruktionen K.G. | 3:32.6000 | |
| 16th | 16 | Manfredini / Moretti | Ferrari 512 S | Scuderia Filipinetti | 3:33.0000 | |
| 17th | 35 | Galli / Stommelen | Alfa Romeo T33/3 | Autodelta S.P.A. | 3:33.8000 | |
| 18th | 10 | Kelleners / Loos | Ferrari 512 S | North American Racing Team | 3:35.6000 | |
| 19th | 36 | de Adamich / Courage | Alfa Romeo T33/3 | Autodelta S.P.A. | 3:35.7000 | |
| 20th | 30 | Jabouille / Depailler | Matra-Simca MS650 | Equipe Matra-Elf | 3:36.3000 | |
| 21st | 31 | Pescarolo / Beltoise | Matra-Simca MS660 | Equipe Matra-Elf | 3:36.6000 | |
| 22nd | 27 | Lins / Marko | Porsche 908/02 LH Flunder | Martini International Racing Team | 3:38.9000 | |
| 23rd | 37 | Hezemans / Gregory | Alfa Romeo T33/3 | Autodelta S.P.A. | 3:39.0000 | |
| 24th | 9 | Juncadella / Fernandez / *Spice | Ferrari 512 S | Escuderia Montjuich | 3:39.9000 | |
| 25th | 12 | Walker / de Fierlant | Ferrari 512 S | Ecurie Francorchamps | 3:40.4000 | |
| 26th | 38 | Zeccoli / Facetti | Alfa Romeo T33/3 | Autodelta S.P.A. | 3:41.5000 | |
| 27th | 4 | Pilette / Gosselin | Lola T70 Mk.3B GT Chevrolet | Racing Team V.D.S. | 3:46.5000 | |
| 28th | 57 | Parsons / Adamowicz | Ferrari 312 P Coupe | North American Racing Team | 3:54.1000 | |
| 29th | 61 | Wicky / Hanrioud / *Cabral | Porsche 907 | Wicky Racing Team | 3:59.6000 | |
| 30th | 50 | Ligier / Andruet | Ligier JS1 Ford | Guy Ligier | 4:03.4000 | |
| 31st | 29 | Linge / Williams / *Slotemaker | Porsche 908/02 Flunder | Solar Productions Inc. | 4:03.7000 | |
| 32nd | 49 | Skailes / Hine | Chevron B16 Ford | Chevron Racing Team | 4:03.8000 | |
| 33rd | 34 | Enever / Hedges | Healey XR37 Repco | Donald Healey Motor | 4:06.0000 | |
| 34th | 1 | Bourdon / Aubriet | Chevrolet Corvette C3 | Ecurie Léopard | 4:07.2000 | |
| 35th | 2 | Greder / Rouget | Chevrolet Corvette | Greder Racing | 4:10.5000 | |
| 36th | 46 | Poirot / Kraus | Porsche 910 | Christian Poirot | 4:14.9000 | |
| 37th | 44 | Baker / Martland | Chevron B16 BMW | Chevron Racing Team | 4:18.8000 | |
| 38th | 60 | Meier / Rouveyran | Porsche 910 | Guy Verrier | 4:20.0000 | |
| 39th | 65 | Haldi / Blank | Porsche 911 S | Hart Ski Racing Team | 4:22.0000 | |
| 40th | 63 | Rey / Chenevière / *Berney | Porsche 911 S | Rey Racing | 4:23.9000 | |
| 41st | 48 | Vernaeve / Deprez | Chevron B16 Mazda | Levis International Racing Team | 4:24.2000 | 183.5290 |
| 42nd | 43 | Gaban / Braillard | Porsche 911 S | Jean-Pierre Gaban | 4:29.3000 | |
| 43rd | 47 | Kremer / Koob | Porsche 911 S | Ecurie Luxembourg | 4:29.6000 | |
| 44th | 64 | Sage / Greub / *Berney | Porsche 911 S | Claude Haldi | 4:29.6000 | |
| 45th | 40 | Ballot-Léna / Chasseuil | Porsche 914/6 | Etablissement Sonauto | 4:30.0000 | |
| 46th | 62 | Mauroy / Mazzia | Porsche 911 S | René Mazzia | 4:31.7000 | |
| 47th | 67 | Parot / Dechaumel | Porsche 911 S | Jacky Dechaumel | 4:35.0000 | |
| 48th | 59 | Égreteaud / Mésange / *Touroul | Porsche 911 S | Jean Egreteaud | 4:35.5000 | |
| 49th | 42 | Verrier / Garant / *Hanrioud | Porsche 911 TH | Wicky Racing Team | 4:36.5000 | |
| 50th | 66 | Swietlik / Lagniez | Porsche 911 S | Raymond Touroul | 4:38.1000 | |
| 51st | 45 | Laurent / Marché | Porsche 911 S | Claude Laurent | 4:44.0000 | |
| 24 | Herrmann / Attwood | Porsche 917 K | Porsche Konstruktionen K.G. | 3:31.5000 | |
| 28 | Spoerry / de Cortanze / Lins | Porsche 908/02 | Martini International Racing Team | 3:52.7000 | |
| 39 | Adamowicz / Posey | Ferrari 312 P Coupe | North American Racing Team | 3:55.0000 | |
| 17 | Ormes / Prophet | Lola T70 Mk.3B GT Chevrolet | Grand Bahama Racing Team | 4:08.5000 | |
| 68 | Barnes / Johnson | Chevron B8 BMW | Roy Johnson | 4:27.4000 | |
| 41 | Garant / Mésange | Porsche 911 S | Wicky Racing Team | 4:35.5000 | |