| 1st | 1 | Mario Andretti / Chris Amon | Ferrari 312 P | SpA Ferrari SEFAC | 2:48.2000 |
| 2nd | 4 | Jo Siffert / Brian Redman | Porsche 908 LH | Porsche System Engineering | 2:48.7000 |
| 3rd | 2 | Pedro Rodriguez / Peter Schetty | Ferrari 312 P | SpA Ferrari SEFAC | 2:50.6000 |
| 4th | 7 | Hans Herrmann / Kurt Ahrens, Jr. | Porsche 908 LH | Porsche System Engineering | 2:51.9000 |
| 5th | 3 | Johnny Servoz-Gavin / Jean Guichet | Matra MS630/650 | Matra Sports | 2:53.0000 |
| 6th | 6 | Vic Elford / Richard Attwood | Porsche 908 LH | Porsche System Engineering | 2:53.2000 |
| 7th | 5 | Udo Schütz / Gerhard Mitter | Porsche 908 LH | Porsche System Engineering | 2:53.6000 |
| 8th | 40 | Jo Bonnier / Herbert Müller | Lola T70 Mk.3B GT Chevrolet | Ecurie Bonnier/Scuderia Filipinetti | 2:56.0000 |
| 9th | 42 | Ulf Norinder / Robin Widdows | Lola T70 Mk.3B GT Chevrolet | Sportscars Unlimited Switzerland | 2:58.9000 |
| 10th | 33 | Frank Gardner / Andrea de Adamich | Lola T70 Mk.3B GT Chevrolet | Sid Taylor Racing | 2:59.5000 |
| 11th | 16 | André de Cortanze / Jean Vinatier | Alpine A220/69 Renault | Societé Automobiles Alpine | 2:59.7000 |
| 12th | 18 | Patrick Depailler / Jean-Pierre Jabouille | Alpine A220 Renault | Societé Automobiles Alpine | 3:00.2000 |
| 13th | 41 | David Piper / Paul Hawkins | Lola T70 Mk.3B GT Chevrolet | David Piper | 3:01.6000 |
| 14th | 9 | Alex Soler-Roig / Eugenio Baturone | Porsche 907 2.2 | Real Automóvil Club Cataluña | 3:02.3000 |
| 15th | 19 | Teddy Pilette / Rob Slotemaker | Alfa Romeo T33/2 2.5 | Racing Team VDS | 3:02.3000 |
| 16th | 39 | Chris Craft / Eric Liddell | Lola T70 Mk.3 GT Chevrolet | TechSpeed Racing | 3:03.3000 |
| 17th | 15 | Jean-Claude Andruet / Henri Grandsire | Alpine A220 Renault | Societé Automobiles Alpine | 3:03.3000 |
| 18th | 35 | Reinhold Jöst / Helmut Kelleners | Ford GT40 | IGFA Racing Team | 3:04.7000 |
| 19th | 8 | Rolf Stommelen / Siegfried Lang | Porsche 907 2.2 | Siegfried Lang | 3:04.8000 |
| 20th | 10 | Gerhard Koch / Hans-Dieter Dechent | Porsche 907 2.2 | German BG Racing Team | 3:04.9000 |
| 21st | 21 | Antonio Nicodemi / Carlo Facetti | Porsche 907 | Piccionaina Racing Team | 3:05.4000 |
| 22nd | 54 | Spartaco Dini / "Nicor" | Alfa Romeo T33/2 | SCAR Autostrada | 3:09.3000 |
| 23rd | 20 | Corrado Manfredini / Vittorio Brambilla | Porsche 907 | Corrado Manfredini | 3:10.5000 |
| 24th | 53 | Enrico Pinto / Giovanni Alberti | Alfa Romeo T33/2 | Scuderia Madunina | 3:11.1000 |
| 25th | 34 | Jean-Pierre Hanrioud / Dominique Martin | Ford GT40 | Racing Team Zitro | 3:11.6000 |
| 26th | 38 | Peter Sadler / Paul Vestey | Ford GT40 | Peter Sadler | 3:12.4000 |
| 27th | 45 | Ernst Kraus / Sepp Greger | Porsche 910 | Sepp Greger | 3:13.4000 |
| 28th | 37 | Michel Martin / Hervé Bayard | Ford GT40 | Ford France | 3:14.2000 |
| 29th | 46 | Arthur Blank / Peter Ettmüller | Porsche 910 | Hart Ski Racing Team | 3:15.5000 |
| 30th | 26 | Claude Bourgoignie / Gustave Gosselin | Alfa Romeo T33/2 | Racing Team VDS | 3:16.2000 |
| 31st | 25 | Antonio Zadra / Giuseppe Dalla Torre | Alfa Romeo T33/2 | Scuderia Trentina | 3:16.3000 |
| 32nd | 51 | Nikolaus Killenberg / Dieter Basche | Chevron B8 BMW | Nikolaus Killenberg | 3:19.9000 |
| 33rd | 57 | Otto Stuppacher / Kurt Rieder | Porsche 906 | Otto Stuppacher | 3:20.1000 |
| 34th | 55 | Erich Bitter / Helmut Leuze | Abarth 2000 S | IGFA | 3:20.7000 |
| 35th | 23 | "Matich" / "Meo" | Ferrari Dino 206 S | Gianni Lado | 3:23.3000 |
| 36th | 67 | Dieter Fröhlich / Jürgen Neuhaus | Porsche 911 T | IGFA | 3:28.9000 |
| 37th | 73 | Gérard Larrousse / Dieter Spoerry | Porsche 911 T | Gérard Larrousse | 3:29.3000 |
| 38th | 63 | Rudy Kraus / "Bill" | Ferrari 275 GTB/2 | Scuderia Filipinetti | 3:31.5000 |
| 39th | 69 | Hans-Dieter Weigel / Peter Kaiser | Porsche 911 T | Hans-Dieter Weigel | 3:31.8000 |
| 40th | 68 | Hans-Dieter Blatzheim / Werner Zanders | Porsche 911 T | Hans-Dieter Blatzheim | 3:32.7000 |
| 41st | 30 | Ugo Locatelli / Maurizio Zanetti | Abarth 1000 SP | Ugo Locatelli | 3:37.3000 |
| 42nd | 28 | "Shangri-La" / "Hoga" | ATS 1000 SP Ford | "Shangri-La" | 3:39.8000 |
| 43rd | 29 | "Pal Joe" / Arturo Merzario | Fiat-Abarth 1000 SP | "Pal Joe" | 3:41.7000 |
| 44th | 59 | Mario Nardari / Mario Favaretto | Fiat-Abarth 1000 SP | Mario Nardari | 3:43.8000 |
| 45th | 58 | "White" / Umberto Grano | Fiat-Abarth 1000 S | "White" | 3:44.3000 |
| 46th | 76 | Henry Regusci / Charles Perrenoud | Lotus Elan | André Wicky Racing Team | 3:55.9000 |
| 47th | 60 | Eris Tondelli / Marco Crosina | Fiat-Abarth 1000 S | Eris Tondelli | 3:56.3000 |
| 48th | 82 | Luigi Cabella / Giovanni Marini | Lancia Fulvia HF Zagato | Jolly Club | 3:58.9000 |
| 49th | 81 | Cesare Poretti / Fiorenzo Genta | Lancia Fulvia HF Zagato | Jolly Club | 3:59.3000 |
| 50th | 83 | "Manuel" / Eugenio Foschetti | Lancia Fulvia HF Zagato | Eugenio Foschetti | 4:00.5000 |
| 51st | 79 | Alberto Rosselli / Carlo Benelli | Fiat 124 Spider | Alberto Rosselli | 4:02.6000 |
| 52nd | 77 | Eugenio Tinghi / Giovanni Cecchini | Alfa Romeo Duetto | Eugenio Tinghi | 4:06.4000 |