| 1 | Bourdon / Aubriet | Ecurie Léopard (F) | Jacques Bourdon | Chevrolet | Corvette | C3 | Chevrolet | GT+5.0 | |
| 2 | Greder / Rouget | Greder Racing (F) | | Chevrolet | Corvette | C3 | Chevrolet | GT+5.0 | |
| 3 | Larrousse / Kauhsen | Martini International Racing Team (D) | | Porsche | 917 | LH | Porsche | S5.0 | |
| 4 | Pilette / Gosselin | Racing Team V.D.S. (B) | Rudi van der Straten | Lola | T70 | Mk.3B GT | Chevrolet | S5.0 | |
| 5 | Schetty / Ickx | S.E.F.A.C. Ferrari (I) | | Ferrari | 512 S | | Ferrari | S5.0 | |
| 6 | Vaccarella / Giunti | S.E.F.A.C. Ferrari (I) | | Ferrari | 512 S | | Ferrari | S5.0 | |
| 7 | Bell / Peterson | S.E.F.A.C. Ferrari (I) | | Ferrari | 512 S | | Ferrari | S5.0 | |
| 8 | Merzario / Regazzoni | S.E.F.A.C. Ferrari (I) | | Ferrari | 512 S | | Ferrari | S5.0 | |
| 9 | Juncadella / Fernandez / *Spice | Escuderia Montjuich (E) | | Ferrari | 512 S | Spyder | Ferrari | S5.0 | |
| 10 | Kelleners / Loos | North American Racing Team (USA) | | Ferrari | 512 S | | Ferrari | S5.0 | |
| 11 | Posey / Bucknum | North American Racing Team (USA) | | Ferrari | 512 S | | Ferrari | S5.0 | |
| 12 | Walker / de Fierlant | Ecurie Francorchamps (B) | | Ferrari | 512 S | | Ferrari | S5.0 | |
| 14 | Bonnier / Wisell | Scuderia Filipinetti (CH) | Georges Filipinetti | Ferrari | 512 S | | Ferrari | S5.0 | |
| 15 | Müller / Parkes | Scuderia Filipinetti (CH) | Georges Filipinetti | Ferrari | 512 S | | Ferrari | S5.0 | |
| 16 | Manfredini / Moretti | Scuderia Filipinetti (CH) | Georges Filipinetti | Ferrari | 512 S | | Ferrari | S5.0 | |
| 17 | Ormes / Prophet | Grand Bahama Racing Team (GB) | | Lola | T70 | Mk.3B GT | Chevrolet | S5.0 | |
| 18 | van Lennep / Piper | Team A.A.W. (FIN) | | Porsche | 917 | K | Porsche | S5.0 | |
| 20 | Siffert / Redman | J. W. Automotive Engineering Ltd. (GB) | | Porsche | 917 | K | Porsche | S5.0 | |
| 21 | Rodriguez / Kinnunen | J. W. Automotive Engineering Ltd. (GB) | | Porsche | 917 | K | Porsche | S5.0 | |
| 22 | Hobbs / Hailwood | J. W. Automotive Engineering Ltd. (GB) | | Porsche | 917 | K | Porsche | S5.0 | |
| 23 | Attwood / Herrmann / *Elford / *Ahrens, Jr. | Porsche Konstruktionen K.G. (A) | | Porsche | 917 | K | Porsche | S5.0 | 3001-5000 |
| 24 | Herrmann / Attwood | Porsche Konstruktionen K.G. (A) | | Porsche | 917 | K | Porsche | S5.0 | |
| 25 | Elford / Ahrens, Jr. / *Steinemann | Porsche Konstruktionen K.G. (A) | | Porsche | 917 | LH | Porsche | S5.0 | |
| 27 | Lins / Marko | Martini International Racing Team (D) | | Porsche | 908/02 | LH Flunder | Porsche | P3.0 | 2501-3000 |
| 28 | Spoerry / de Cortanze / Lins | Martini International Racing Team (D) | | Porsche | 908/02 | | Porsche | P3.0 | |
| 29 | Linge / Williams / *Slotemaker | Solar Productions Inc. (USA) | | Porsche | 908/02 | K Flunder | Porsche | P3.0 | |
| 30 | Jabouille / Depailler | Equipe Matra-Elf (F) | | Matra | MS650 | | Matra | P3.0 | |
| 31 | Pescarolo / Beltoise | Equipe Matra-Elf (F) | | Matra | MS660 | | Matra | P3.0 | |
| 32 | Brabham / Cevert / *Schenken | Equipe Matra-Elf (F) | | Matra | MS650 | | Matra | P3.0 | |
| 34 | Enever / Hedges | Donald Healey Motor (GB) | | Healey | XR37 | | Repco | P3.0 | |
| 35 | Galli / Stommelen | Autodelta S.P.A. (I) | | Alfa Romeo | T33/3 | | Alfa Romeo | P3.0 | |
| 36 | de Adamich / Courage | Autodelta S.P.A. (I) | | Alfa Romeo | T33/3 | | Alfa Romeo | P3.0 | |
| 37 | Hezemans / Gregory | Autodelta S.P.A. (I) | | Alfa Romeo | T33/3 | | Alfa Romeo | P3.0 | |
| 38 | Zeccoli / Facetti | Autodelta S.P.A. (I) | | Alfa Romeo | T33/3 | | Alfa Romeo | P3.0 | |
| 39 | Adamowicz / Posey | North American Racing Team (USA) | Luigi Chinetti, Jr. | Ferrari | 312 P | Coupe | Ferrari | P3.0 | |
| 40 | Ballot-Léna / Chasseuil | Etablissement Sonauto (F) | | Porsche | 914 | /6 | Porsche | GT2.0 | 1601-2000 |
| 41 | Garant / Mésange | Wicky Racing Team (CH) | André Wicky | Porsche | 911 | S | Porsche | GT2.5 | |
| 42 | Verrier / Garant / *Hanrioud | Wicky Racing Team (CH) | André Wicky | Porsche | 911 | TH | Porsche | GT2.0 | |
| 43 | Gaban / Braillard | Jean-Pierre Gaban (B) | Jean-Pierre Gaban | Porsche | 911 | S | Porsche | GT2.5 | |
| 44 | Baker / Martland | Chevron Racing Team (GB) | | Chevron | B16 | | BMW | P2.0 | |
| 45 | Laurent / Marché | Claude Laurent (F) | Claude Laurent | Porsche | 911 | S | Porsche | GT2.5 | |
| 46 | Poirot / Kraus | Christian Poirot (F) | Christian Poirot | Porsche | 910 | | Porsche | S2.0 | |
| 47 | Kremer / Koob | Ecurie Luxembourg (L) | Erwin Kremer | Porsche | 911 | S | Porsche | GT2.5 | 2001-2500 |
| 48 | Vernaeve / Deprez | Levis International Racing Team (B) | | Chevron | B16 | | Mazda | P2.0 | 2.0 |
| 49 | Skailes / Hine | Chevron Racing Team (GB) | | Chevron | B16 | | Ford | P2.0 | |
| 50 | Ligier / Andruet | Guy Ligier (F) | | Ligier | JS1 | | Ford | P2.0 | |
| 57 | Parsons / Adamowicz | North American Racing Team (USA) | Luigi Chinetti, Jr. | Ferrari | 312 P | Coupe | Ferrari | P3.0 | |
| 59 | Égreteaud / Mésange / *Touroul | Jean Egreteaud (F) | Jean Égreteaud | Porsche | 911 | ST | Porsche | GT2.5 | |
| 60 | Meier / Rouveyran | Guy Verrier (F) | André Wicky | Porsche | 910 | | Porsche | S2.0 | |
| 61 | Wicky / Hanrioud / *Cabral | Wicky Racing Team (CH) | | Porsche | 907 | | Porsche | P2.5 | |
| 62 | Mauroy / Mazzia | René Mazzia (F) | | Porsche | 911 | S | Porsche | GT2.5 | |
| 63 | Rey / Chenevière / *Berney | Rey Racing (CH) | Jacques Rey | Porsche | 911 | S | Porsche | GT2.5 | |
| 64 | Sage / Greub / *Berney | Claude Haldi (CH) | | Porsche | 911 | S | Porsche | GT2.0 | |
| 65 | Haldi / Blank | Hart Ski Racing Team (CH) | Claude Haldi | Porsche | 911 | S | Porsche | GT2.5 | |
| 66 | Swietlik / Lagniez | Raymond Touroul (F) | | Porsche | 911 | S | Porsche | GT2.0 | |
| 67 | Parot / Dechaumel | Jacky Dechaumel (F) | | Porsche | 911 | S | Porsche | GT2.0 | |
| 68 | Barnes / Johnson | Roy Johnson (GB) | | Chevron | B8 | | BMW | S2.0 | |