| 1 | Chevrolet Corvette C3 | Ecurie Léopard | blue/black (+white) | CAMEMBERTS LANQUETOT/mammouth | Goodyear | BP | closed | front | |
| 2 | Chevrolet Corvette | Greder Racing | white/red (+blue) | MATCH/ESSO/CRAVEN FILTER KING SIZE | | Esso | hardtop | front | |
| 5 | Lola T70 Mk.3B GT Chevrolet | Racing Team V.D.S. | red | | | | closed | mid | |
| 6 | Ferrari 512 M | Scuderia Filipinetti | red (+white) | Shell/SCUDERIA FILIPINETTI/CAMEL FILTERS | Goodyear | Shell | closed | mid | FERRARI |
| 7 | Ferrari 512 M/F | Scuderia Filipinetti | red (+white) | Shell/SCUDERIA FILIPINETTI/CAMEL FILTERS | Goodyear | Shell | closed | mid | FERRARI |
| 9 | Ferrari 512 M | Ecurie Francorchamps | yellow | HEUER/CAMEL FILTER/ESSO | Firestone | Esso | closed | mid | |
| 10 | Ferrari 512 M | Gelo Racing Team | red (+yellow) | GELO RACING TEAM/Firestone/ESSO | Firestone | Esso | closed | mid | FERRARI |
| 11 | Ferrari 512 M | North American Racing Team | blue (+yellow) | SUNOCO/Ferrari | Goodyear | Sunoco | closed | mid | FERRARI |
| 12 | Ferrari 512 M | North American Racing Team | red (+white/blue) | BP | Goodyear | BP | closed | mid | FERRARI |
| 14 | Ferrari 512 S Spyder | North American Racing Team | red | BP | Goodyear | BP | open | mid | FERRARI |
| 15 | Ferrari 512 M | Escuderia Montjuich | yellow | TERGAL/ESCUDERIA MONTJUICH | Firestone | Shell | closed | mid | FERRARI |
| 16 | Ferrari 512 M | David Piper | red | SANDEMAN | Goodyear | Shell | closed | mid | FERRARI |
| 17 | Porsche 917 L | J.W. Automotive Engineering Ltd. | light blue/orange | Gulf | Firestone | Gulf | closed | mid | PORSCHE |
| 18 | Porsche 917 L | J.W. Automotive Engineering Ltd. | light blue (+orange) | Gulf | Firestone | Gulf | closed | mid | PORSCHE |
| 19 | Porsche 917 K | J.W. Automotive Engineering Ltd. | light blue (+orange) | Gulf | Firestone | Gulf | closed | mid | PORSCHE |
| 21 | Porsche 917 L | Martini Racing Team | silver/dark blue (+blue/red) | MARTINI RACING TEAM/Shell | Firestone | Shell | closed | mid | PORSCHE |
| 22 | Porsche 917 K | Martini Racing Team | white (+black/blue/red) | MARTINI RACING TEAM/Shell | Firestone | Shell | closed | mid | PORSCHE |
| 23 | Porsche 917/20 | Martini Racing Team | pink (+red) | SCHINKEN/RÜSSEL/OHRLAPPEN/RIPPLE/LENDE/SCHULTER/WAMME | Firestone | Shell | closed | mid | PORSCHE |
| 24 | Ligier JS3 Ford | Automobiles Ligier | yellow (+green) | LIGIER | | BP | open | mid | |
| 26 | Porsche 911 S | Nicolas Koob | red (+white) | KENT/ESSO/PORSCHE-KREMER | Dunlop | Esso | closed | rear | |
| 27 | Porsche 910 | Christian Poirot | white (+blue) | Esso | Dunlop | Esso | open | mid | PORSCHE |
| 28 | Porsche 908/02 Flunder | Auguste Veuillet | yellow/green (+white) | BP/DUNLOP/CIBIÉ/SONAUTO PORSCHE | Dunlop | BP | open | mid | PORSCHE |
| 29 | Porsche 908/02 Flunder | André Wicky Racing Team | white (+orange) | PREPARATION Wicky/LE MATIN/TRIBUNE DE LAUSANNE | Firestone | | open | mid | PORSCHE |
| 30 | Porsche 908/02 Flunder | Louis Cosson | yellow (+red) | novestyle/ESSO | Dunlop | Esso | open | mid | PORSCHE |
| 32 | Matra-Simca MS660 | Equipe Matra | blue (+white) | Shell/MATRA 660 | Goodyear | Shell | open | mid | MATRA-SIMCA |
| 33 | Porsche 911 S | Rey Racing | white/blue (+red) | REY RACING/ESSO | | Esso | closed | rear | PORSCHE |
| 34 | Porsche 911 S | Richie Ginther | red (+blue) | CHAMPION/S.E.V. MARCHALL | Goodyear | | closed | rear | PORSCHE |
| 35 | Porsche 911 S | Pierre Greub | white/green | Esso/G. HABERTHUR | Dunlop | Esso | closed | rear | PORSCHE |
| 36 | Porsche 911 S | Jean Sage | white/blue (+red) | SKI BOOTS LANGE/MISCHLER/ESSO/CIBIÉ | | Esso | closed | rear | PORSCHE |
| 37 | Porsche 911 S | Pierre Mauroy | red | Esso/CIBIÉ | Dunlop | | closed | rear | PORSCHE |
| 38 | Porsche 911 EC | Mazzia René | blue | TRADIFRANCE/Esso/CIBIÉ | | Esso | closed | rear | PORSCHE |
| 39 | Porsche 911 S | A.G.A.C.I. | red | A.G.A.C.I. | | | closed | rear | |
| 40 | Porsche 911 S | Jean Egreteaud | white (+red) | Esso | | Esso | closed | rear | PORSCHE |
| 41 | Porsche 911 S | Jean-Pierre Gaban | yellow | FINA | | Fina | closed | rear | |
| 42 | Porsche 911 S | Jean Mésagne | white (+red) | Esso/LES PAVILLONS DE FRANCE | Dunlop | Esso | closed | rear | PORSCHE |
| 43 | Porsche 911 T/R | François Migault | red (+blue) | PORSCHE/ECURIE ATLANTIQUE | Dunlop | | closed | rear | PORSCHE |
| 44 | Porsche 911 S | Paul Watson Race Organisation | dark green (+yellow) | PORSCHE | | Esso | closed | rear | PORSCHE |
| 45 | Porsche 911 S | Claude Laurent | | devil | Dunlop | | closed | rear | |
| 46 | Porsche 914/6 | Ecurie Club Porsche Romand | orange | Esso/CIBIÉ | Firestone | Esso | hardtop | mid | PORSCHE |
| 47 | Porsche 911 S | André Wicky Racing Team | red | | | | closed | rear | PORSCHE |
| 48 | Porsche 911 S | Jean-Pierre Hanrioud | yellow/green | PORSCHE/Esso | Pirelli | Esso | closed | rear | PORSCHE |
| 49 | Porsche 907 | André Wicky Racing Team | white (+red/green) | Esso/ATOMIC/Wicky/TURCO CHEMIE | Firestone | Esso | closed | mid | |
| 50 | Lola T212 Ford | Camel Filters - Team Huron | yellow (+white) | CAMEL FILTERS/PHILIPS AUTORADIO | | Texaco | open | mid | LOLA |
| 52 | Alpine A110 1600 Renault | Ecurie Léopard | | CIBIÉ | | | closed | rear | |
| 57 | Porsche 917 K | Zitro Racing Cars | white/blue | ZITRO/CIBIÉ | Goodyear | | closed | mid | PORSCHE |
| 58 | Ferrari 365 GTB/4 | North American Racing Team | red | GOODYEAR | Goodyear | | closed | front | FERRARI |
| 60 | Porsche 908/02 | Claude Haldi | yellow/red | TEAM AUTO USDAU | Firestone | Esso | open | mid | PORSCHE |
| 63 | Porsche 911 S | Henri Cachia | white (+red) | CIBIÉ | | | closed | rear | PORSCHE |
| 64 | Porsche 911 S | Porsche Kremer Racing Team | | | | | closed | rear | |
| 65 | Porsche 911 S | Jacky Dechaumel | silver (+yellow/red/grey) | | | | closed | rear | |
| 66 | Porsche 911 S | Rey Racing | white/blue | ESSO/CIBIÉ | | | closed | rear | PORSCHE |
| 68 | Porsche 911 S | Paul Watson Racing Organisation | | | | | closed | rear | |
| 69 | Porsche 914/6 | Autohaus Max Moritz | green (+silver) | VALVOLINE/SYNTRIC/GOODYEAR | Goodyear | Valvoline/Esso | hardtop | mid | PORSCHE |