| 1st | 5 | Jacky Ickx / Henri Pescarolo / Jochen Mass | Porsche 936/78 | Martini Racing Porsche System | 3:27.6000 |
| 2nd | 1 | Jean-Pierre Jabouille / Patrick Depailler | Alpine-Renault A443 | Equipe Renault Elf Sport | 3:28.4000 |
| 3rd | 43 | Manfred Schurti / Rolf Stommelen | Porsche 935/78 | Martini Racing Porsche System | 3:30.9000 |
| 4th | 6 | Bob Wollek / Jacky Ickx / Jürgen Barth | Porsche 936/78 | Martini Racing Porsche System | 3:35.2000 |
| 5th | 2 | Didier Pironi / Jean-Pierre Jaussaud | Alpine-Renault A442B | Equipe Renault Elf Sport | 3:35.7000 |
| 6th | 7 | Hurley Haywood / Peter Gregg / Reinhold Jöst | Porsche 936/77 | Martini Racing Porsche System | 3:37.3000 |
| 7th | 3 | Jean-Pierre Jarier / Derek Bell | Alpine-Renault A442A | Equipe Renault Elf Sport | 3:37.9000 |
| 8th | 4 | Jean Ragnotti / Guy Fréquelin / José Dolhem / Jean-Pierre Jabouille | Alpine-Renault A442A | Equipe Renault Elf Sport Calberson | 3:42.7000 |
| 9th | 10 | Vern Schuppan / Jacques Laffite / Sam Posey | Mirage M9 Renault | Grand Touring Cars Inc. | 3:45.8000 |
| 10th | 8 | Chris Craft / Alain De Cadenet | De Cadenet Lola LM Ford | Alain de Cadenet | 3:46.2000 |
| 11th | 47 | John Fitzpatrick / Toine Hezemans | Porsche 935/77A | Weisberg Gelo Team | 3:46.5000 |
| 12th | 11 | Michel Leclère / Sam Posey | Mirage M9 Renault | Grand Touring Cars Inc. | 3:48.3000 |
| 13th | 19 | Ian Grob / Guy Edwards | Ibec 308 LM Ford | Ibec Racing Developments Hesketh Team | 3:50.2000 |
| 14th | 44 | Jim Busby / Rick Knoop / Chris Cord | Porsche 935/77A | Porsche Kremer Racing | 3:50.7000 |
| 15th | 12 | Nick Faure / John Beasley / Simon Phillips / Martin Raymond | De Cadenet Lola T380 Ford | Simon Phillips Racing with Batco France | 3:51.9000 |
| 16th | 90 | Brian Redman / John Paul / Dick Barbour | Porsche 935/77A | Dick Barbour Racing | 3:52.6000 |
| 17th | 94 | Bill Whittington / Don Whittington / Franz Konrad | Porsche 935/77A | Whittington Brother Inc. Racing | 3:52.8000 |
| 18th | 78 | Xavier Mathiot / Marc Sourd / Christian Debias | WM P78 Peugeot | WM A.E.R.E.M. | 3:52.9000 |
| 19th | 71 | André Chevalley / François Trisconi | Inaltera Ford | A. Chevalley Racing | 3:53.9000 |
| 20th | 46 | Martin Raymond / "Steve" / Mike Franey | Porsche 935/77A | Porsche Kremer Racing | 3:54.8000 |
| 21st | 48 | Herbert Müller / Claude Haldi / "Nico" | Porsche 935 | Meccarillos Cégécol Racing Team | 3:55.8000 |
| 22nd | 34 | Tom Walkinshaw / Rad Dougall / Dieter Quester | Osella PA6 BMW | BMW (G.B.) Racing-Tolemans Racing | 3:56.2000 |
| 23rd | 41 | Paulo Gomes / Marinho Amaral / Alfredo Guaraná Menezes | Porsche 935 | A.S.A. Cachia-Team Pace | 3:59.5000 |
| 24th | 23 | Marc Surer / Eugen Strähl / Harry Blumer | Sauber C5 BMW | Francy Sauber PP AG | 4:00.1000 |
| 25th | 84 | Brad Frisselle / Robert Kirby / John Hotchkis | Chevrolet Monza | Wynn's International Belgium | 4:02.3000 |
| 26th | 27 | Tony Charnell / Robin Smith / Fréderic Alliot / Richard Jones | Chevron B31 Ford | Mogil Motors Ltd. with Kores Racing | 4:03.3000 |
| 27th | 77 | Jean-Daniel Raulet / Max Mamers | WM P77 Peugeot | WM A.E.R.E.M. | 4:03.5000 |
| 28th | 45 | "John Winter" / Dieter Schornstein / Philippe Gurdjian | Porsche 935 K2 | Porsche Kremer Racing | 4:04.2000 |
| 29th | 31 | Michel Pignard / Laurent Ferrier / Lucien Rossiaud | Chevron B36 ROC | R.O.C. La Pierre du Nord | 4:04.2000 |
| 30th | 28 | Michel Lateste / Jean-François Auboiron / Dominique Lacaud | Lola T297 BMW | Dominique Lacaud | 4:04.5000 |
| 31st | 91 | Bob Garretson / Bob Akin / Steve Earle | Porsche 935/77A | Dick Barbour Racing | 4:05.2000 |
| 32nd | 68 | Romain Feitler / Edgar Dören / Hervé Poulain / Gerhard Holup | Porsche 934 | Hervé Poulain | 4:07.0000 |
| 33rd | 89 | Claude Ballot-Léna / Jean-Louis Lafosse | Ferrari 512 BB | Pozzi-Thompson J.M.S. | 4:07.1000 |
| 34th | 88 | Jean-Claude Andruet / Spartaco Dini | Ferrari 512 BB | Pozzi-Thompson J.M.S. | 4:07.3000 |
| 35th | 29 | Michel Dubois / Daniel Gache / Julien Sanchez | Chevron B36 ROC | R.O.C. Modylock | 4:07.8000 |
| 36th | 87 | Jean-Pierre Delaunay / Jacques Guérin / Gregg Young | Ferrari 512 BB | Luigi Chinetti Sr. | 4:16.3000 |
| 37th | 69 | Willy Braillard / Jean-Louis Ravenel / Jacky Ravenel / Philippe Dagoreau | Porsche 934 | Jean Louis Ravenel-V.S.D. | 4:08.0000 |
| 38th | 30 | Jacques Henry / Albert Dufréne / Max Cohen-Olivar | Chevron B36 ROC | R.O.C. La Pierre du Nord | 4:08.3000 |
| 39th | 61 | Guy Chasseuil / Jean-Claude Lefebvre | Porsche 934 | Auto Daniel Urcun | 4:09.1000 |
| 40th | 72 | Jean Rondeau / Bernard Darniche / Jacky Haran | Rondeau M378 Ford | Jean Rondeau | 4:09.4000 |
| 41st | 32 | Ian Harrower / Juliette Slaughter / Brian Joscelyne / Tony Birchenhough | Lola T294S Ford | Dorset Racing Association with Kelly Girl | 4:10.4000 |
| 42nd | 85 | Teddy Pilette / Nick Faure / "Jean Beurlys" / Raymond Touroul | Ferrari 512 BB | "Beurly's" | 4:10.9000 |
| 43rd | 24 | Michel Elkoubi / Philippe Streiff / Pierre Yver | Lola T296 Ford | Pronuptia M.R.E. | 4:11.7000 |
| 44th | 33T | Bob Evans / Richard Down | Lola T294S Ford | Cloud Engineering Ltd. - Dorset | 4:12.0000 |
| 45th | 26 | Georges Morand / Christian Blanc / Eric Vuagnat | Lola T296 Ford | G.V.E.A. | 4:12.2000 |
| 46th | 21 | Pierre-François Rousselot / Jean-Marie Lemerle / Alain Levié | Lola T294 ROC | Jean-Marie Lemerle | 4:13.7000 |
| 47th | 97 | Gordon Spice / John Rulon-Miller / Larry Perkins | Porsche 911 Carrera RSR 3.0 | Charles Ivey Engineering | 4:14.7000 |
| 48th | 25 | Bruno Sotty / Gérard Cuynet / Jean-Claude Dufrey | Lola T294/6 Ford | Pronuptia | 4:15.8000 |
| 49th | 86 | François Migault / Lucien Guitteny | Ferrari 365 GT4/BB - 512BB | Ecurie Grand Compétition Car | 4:15.9000 |
| 50th | 20 | Sandro Plastina / Jean-Daniel Grandjean / Mario Luini | Cheetah G601 Ford | C. H. Graemiger | 4:19.3000 |
| 51st | 66 | Anny-Charlotte Verney / Xavier Lapeyre / François Servanin | Porsche Carrera RSR | Anny-Charlotte Verney | 4:19.6000 |
| 52nd | 62 | Christian Bussi / "Segolen" / Jean-Claude Briavoine | Porsche 934 | "Ségolen" | 4:21.6000 |
| 53rd | 76 | Marianne Hoepfner / Christine Dacremont | WM P76 Peugeot | WM A.E.R.E.M. | 4:22.8000 |
| 54th | 65 | Antoine Salamin / Gérard Vial / Yves Courage / Joël Laplacette | Porsche 930 | Joël Laplacette | 4:25.0000 |
| 55th | 64 | Georges Bourdillat / Alain-Michel Bernard / Jean-Luc Favresse | Porsche Carrera | Georges Bourdillat | 4:28.2000 |
| 56th | 9 | Pete Lovett / John Cooper / Bob Evans | De Cadenet Lola LM Ford | Alain de Cadenet | 3:52.9000 |
| 57th | 14 | Guy Chasseuil / Hubert Striebig | TOJ SC303 Ford | B.P. Racing | 4:14.8000 |
| 58th | 22 | Anna Cambiaghi | Lola T296/7 ROC | Agence Locomotiv | 4:27.8000 |
| 59th | 40 | Clemens Schickentanz / Hans Heyer | Mercedes-Benz 450 SLC | A.M.G. Motorenbau GmbH | 4:26.1000 |
| 60th | 73 | Guy de Saint-Pierre / Marcel Mignot | Alpine A310 Renault | Bernard Décure | 4:34.4000 |
| 61st | 98 | Jean Belliard / Thierry Perrier | Porsche Carrera | Thierry Perrier | 4:23.5000 |
| 62nd | 96 | Pierre Dieudonné / Alain Cudini | BMW 3.5 CSL | Garage du Bac | 4:25.3000 |
| 63rd | 60 | Simon De Lautour / Gérard Bleynie / Roland Ennequin | Porsche 934 | Meccarillos Cégécol Racing Team | no time |
| 64th | 63 | Christian Gouttepifre / Raymond Touroul / Robert Boubet | Porsche 911 Carrera RSR 3.0 | Christian Gouttepifre | no time |