| 1 | Mass / Ickx | Rothmans/Porsche (D) | | Porsche | 962 | C | Porsche | C1 |
| 1T | Bell / Stuck / Ickx / Mass | Rothmans Porsche (D) | | Porsche | 962 | C | Porsche | C1 |
| 2 | Stuck / Bell | Rothmans/Porsche (D) | | Porsche | 962 | C | Porsche | C1 |
| 4 | Patrese / Nannini / Baldi | Martini Lancia (I) | | Lancia | LC2 | /85 | Ferrari | C1 |
| 4T | | Martini Racing (I) | | Lancia | LC2 | /85 | Lancia | C1 |
| 5 | Baldi / Wollek / Patrese / *Cesario | Martini Lancia (I) | Cesare Fiorio | Lancia | LC2 | /85 | Ferrari | C1 |
| 7 | Barilla / Ludwig | New Man Joest Racing (D) | Reinhold Joest | Porsche | 956 | B | Porsche | C1 |
| 8 | "Winter" / Duez / Weidler | New Man Joest Racing (D) | Reinhold Joest | Porsche | 956 | | Porsche | C1 |
| 10 | Surer / Kroesemeijer | Porsche Kremer Racing (D) | Erwin Kremer | Porsche | 956 | | Porsche | C1 |
| 13 | Pescarolo / Courage | Cougar Primagaz (F) | | Cougar | C12 | | Porsche | C1 |
| 14 | Palmer / Hobbs | Richard Lloyd Racing with Porsche (GB) | Richard Lloyd | Porsche | 956 | GTi | Porsche | C1 |
| 18 | Larrauri / Sigala | Brun Motorsport (CH) | Walter Brun | Porsche | 956 | | Porsche | C1 |
| 19 | Boutsen / Bellof | Brun Motorsport (CH) | Walter Brun | Porsche | 956 | B | Porsche | C1 |
| 24 | de Dryver / Dieudonné / Bourgoignie | Cheetah Automobiles Switzerland (CH) | | Cheetah | G604 | | Aston Martin | C1 |
| 26 | Regout / Pareja / Lässig | Obermaier-Racing (D) | Hans Obermaier | Porsche | 956 | | Porsche | C1 |
| 34 | Danner / Los / *Witmeur | Cosmik Racing Promotion (GB) | | March | 84G | | Porsche | C1 |
| 51 | Brundle / Thackwell | Jaguar (GB) | | Jaguar | XJR-6 | | Jaguar | C1 |
| 52 | Schlesser / Heyer / *Thackwell | Jaguar (GB) | | Jaguar | XJR-6 | | Jaguar | C1 |
| 66 | Needell / Weaver / O'Rourke | EMKA Productions Ltd. (GB) | | EMKA | C84/1 | | Aston Martin | C1 |
| 70 | Bellm / Spice | Spice Engineering (GB) | | Tiga | GC85 | | Ford | C2 |
| 74 | Jelinski / Graham / Dickens | Team Labatt (D) | Günther Gebhardt | Gebhardt | JC853 | | Ford | C2 |
| 79 | Leslie / Wilds / *Mallock | Ecurie Ecosse (GB) | Hugh McCaig | Ecosse | C285 | | Ford | C2 |
| 80 | Finotto / Facetti / Coppelli | Carma FF (I) | | Alba | AR6 | | Carma | C2 |
| 80T | | Carma FF (I) | | Alba | AR2 | | Carma | C2 |
| 82 | Barberio / Gellini | Grifo Autoracing (I) | | Alba | AR3 | | Ford | C2 |
| 88 | Andrews / Payne / Ashmore | Arthur Hough Pressings (GB) | Derek Mathews | Ceekar | 83J-1 | | Ford | C2 |
| 90 | Mercer / Winther | Jens Winther (DK) | | URD | C83 | | BMW | C2 |
| 93 | Descartes / Heuclin | Louis Descartes (F) | | ALD | 01 | | BMW | C2 |
| 95 | Lacaud / Brucelle / Tremblay / *Bassaler | Paec Lacaud Dominique (F) | Roland Bassaler | Sauber | SHS C6 | | BMW | C2 |
| 97 | Olofsson / Gronvall | Strandell Motors (S) | Bo Strandell | Strandell | 85 | | Porsche | C2 |
| 98 | Smith / Kimpton / *Thyrring / *Rossiter | R. B. Promotions Ltd. (GB) | | Tiga | GC285 | | Ford | C2 |
| 99 | Rossiter / Thyrring | R. B. Promotions Ltd. (GB) | | Tiga | GC284 | | Ford | C2 |
| 100 | Cohen-Olivar / Leim / Jones | John Bartlett Racing (GB) | | Chevron | B62 | | Ford | C2 |
| 105 | Nykjaer / Knudsen | Jens Nykjaer (DK) | | Nykjaer | | | BMW | C2 |
| 107 | Ferrarin / Rossiaud | Jean-Claude Ferrarin (F) | Jean-Claude Ferrarin | Isolia | 001 | | BMW | C2 |
| 156 | Perrier / Touroul / Dermagne | Raymond Touroul (F) | | Porsche | 911 | SC | Porsche | B |
| 158 | Hamelmann / Libert / Micangeli | Sportwagen Center Dieter Oster (D) | | BMW | M1 | | BMW | B |
| 160 | "Victor" / Palma / Taverna | Victor Racing Team (I) | Vittorio Coggiola | Porsche | 935 | | Porsche | GTX |