| No | 
Pilote | 
Team | 
Voiture | 
| 1 | Jacky Ickx/Bob Wollek | Gelo Racing Team | Porsche 935/77 | 
| 4 | Claude Haldi/Herbert Loewe | Claude Haldi | Porsche 935 | 
| 5 | Dieter Schornstein/Edgar Dören | Sekurit Racing Team | Porsche 935/77 | 
| 8 | Peter Hähnlein/Franz Gschwender/Klaus Böhm | Paul Mahlke | Porsche 935 | 
| 9 | Erich Schiebler/Dieter Schmid | Erich Schiebler | Porsche Carrera 911 | 
| 10 | Manfred Schurti/John Fitzpatrick | Gelo Racing Team | Porsche 935/77 | 
| 11 | Jean-Louis Lafosse/Michel Leclére | ASA Cachia | Porsche 935 | 
| 21 | Jacques Berenger/Charles Geeraerts | Geeraerts/Berenger | BMW 320i | 
| 22 | Richard Jenvey/David Mercer | Richard Jenvey | Lotus Esprit S1 | 
| 23 | Giuseppe Piazzi/Sandro Cinotti/Stanislao Sterzel | Giuseppe Piazzi | Fiat X1/9 | 
| 31 | Reinhold Joest/Volkert Merl/Mario Ketterer | Joest Racing | Porsche 908/3 | 
| 33 | Bruno Sotty/Gérard Cuynet/Marc Frischknecht | Bruno Sotty | Lola T294/6 Ford | 
| 34 | Bernard Verdier/Noël del Bello | Racing Organisation Corse | Chevron B36 ROC | 
| 35 | Alain Dechelette/Charles Dechelette | Racing Organisation Course | Chevron B36 ROC | 
| 36 | François Servanin/Laurent Ferrier | Racing Organisation Course | Chevron B36 ROC | 
| 37 | Renaud Laverre/Jean-Pierre Danet | Lambretta SAFD | Lola T296 Ford | 
| 38 | Max Cohen-Olivar/Michel Elkoubi/Patrick Perrier | Lambretta SAFD | Lola T298 BMW | 
| 39 | Jean-Marie Lemerle/Alain Levié/Pierre-François Rousselot | Jean-Marie Lemerle | Lola T296 ROC | 
| 42 | Daniel Brillat/Jean-Pierre Aeschlimann | Daniel Brillat | Cheetah G601 BMW | 
| 44 | Mario Luini/Philippe Roux/Philippe Jeanneret | Charles Graemiger | Cheetah G501 Ford | 
| 46 | Enzo Calderari/Willi Spavetti/Athos Severi | Biennoise | Porsche Carrera RSR | 
| 47 | Bernard Salam/Christian Bussi | Christian Bussi | Porsche 934 | 
| 48 | Peter Zbinden/Edi Kofel | Formel Rennsport Club | Porsche 934 | 
| 49 | Thierry Perrier/Roger Carmillet | Thierry Perrier | Porsche Carrera RSR | 
| 50 | Kenneth Leim/Kurt Simonsen | Kenneth Leim | Porsche 934 | 
| 51 | Marco Vanoli/Angelo Pallavicini | Angelo Pallavicini | Porsche Carrera | 
| 53 | Antoine Salamin/Herbert Loewe/Philippe Collett | Ecurie des 13 Etoiles | Porsche 930 | 
| 55 | Jacques Guérin/Gérard Bleynie/Jean-Louis Schlesser | Jacques Guérin | Porsche 911SC | 
| 57 | Roland Ennequin/Georges Bourdillat | Kores Racing | Porsche 934 |