| 1st | 7 | Jean-Pierre Jarier / Gérard Larrousse | Alpine-Renault A442 Turbo | Renault Alpine | 1:36.3500 |
| 2nd | 1 | Arturo Merzario / Vittorio Brambilla | Alfa Romeo T33/TT/12 | Willi Kauhsen Racing Team | 1:38.8400 |
| 3rd | 8 | Patrick Depailler / Jody Scheckter | Alpine-Renault A442 Turbo | Renault Alpine | 1:38.9800 |
| 4th | 5 | Reinhold Jöst / Mario Casoni | Porsche 908/4 Turbo | Scuderia Nettuno Ovoro | 1:39.8400 |
| 5th | 4 | Herbert Müller / Leo Kinnunen | Porsche 908/4 Turbo | Dr. H. Dannesberger | 1:40.0800 |
| 6th | 2 | Derek Bell / Henri Pescarolo | Alfa Romeo T33/TT/12 | Willi Kauhsen Racing Team | 1:40.2500 |
| 7th | 23 | Ian Grob / John Hine | Chevron B31 Hart | KVG Racing | 1:45.9200 |
| 8th | 6 | Jürgen Barth / Ernst Kraus | Porsche 908/3 | Scuderia Nettuno | 1:46.2700 |
| 9th | 29 | David Morgan / John Lepp | March 75S Hart | March Racing | 1:47.1100 |
| 10th | 34 | Lella Lombardi / "Marie-Claude Beaumont" | Alpine-Renault A441 | Equipe Elf Switzerland | 1:47.1900 |
| 11th | 40 | Manfred Mohr / Martino Finotto | Lola T294 Ferraris | Manfred Mohr | 1:47.1900 |
| 12th | 26 | Manrico Zanuso / Alois Müller | Lola T294 Ford | Roger Heavens Racing | 1:47.7100 |
| 13th | 38 | Laurent Ferrier / François Servanin | Lola T294 ROC | Sociéte ROC | 1:48.2100 |
| 14th | 27 | Robin Smith / Richard Robarts | Chevron B23 Ford | Robin Smith | 1:48.3000 |
| 15th | 28 | John Blanckley / John Calvert | Chevron B23 Ford | John Calvert | 1:48.7500 |
| 16th | 17 | Hans Binder / Antônio Castro Prado / Alan Stubbs | March 75S Ford | Alroy Racing | 1:49.2100 |
| 17th | 24 | Martin Raymond / Tony Goodwin | Chevron B31 Hart | Team Fisons | 1:49.3100 |
| 18th | 33 | Hervé LeGuellec / Otto Stuppacher | Lola T294 Ford | Roger Heavens Racing | 1:49.5200 |
| 19th | 10 | Günther Egermann / Walter Penker | KMW SP30 Porsche | Sports Car Team Austria | 1:49.8200 |
| 20th | 15 | Guillermo Ortega / Lothar Ranft / Xavier Espinosa | Porsche 908/02 | Ecuador Marlboro | 1:51.1800 |
| 21st | 19 | Kurt Rieder / Franz Kaiser | Lola T294 Ford | Stuart Chubb | 1:51.9300 |
| 22nd | 16 | Mario Cabral / Brett Lunger | March 75S Ford | Alroy Racing | 1:52.0300 |
| 23rd | 21 | Peter Smith / John Turner | Chevron B23 Ford | Peter Smith | 1:52.5000 |
| 24th | 25 | Claude Crespin / Ian Bracey | Lola T294 Ford | Dorset Racing Associates | 1:54.0200 |
| 25th | 9 | Kurt Hild / Siegfried Schrieder | KMW SP30 Porsche | Boeri Racing | 1:55.3400 |
| 26th | 20 | Tony Charnell / Andrew Jeffrey / Ian Harrower | Chevron B23 Ford | Tony Charnell | 1:56.3400 |
| 27th | 11 | Hans Müller-Perschl / Helmut Schweiger | KMW SP30 Porsche Turbo | KMW | 1:56.3500 |
| 28th | 35 | Franz Doppler / Horst Felbermayr | Porsche 911 Carrera RSR | Porsche Club Oberoesterreich | 2:01.5100 |