Ensign-Ford N180BN181 Ford Cosworth DFV 3.0 V8 14 Roberto Guerrero 1–3, 5–16 Equipe Renault Elf Renault RE30B Renault-Gordini EF1 1.5 V6T 15 Alain Prost 1–16 16 René Arnoux 1–16 Rothmans March Grand Prix Team LBT Team March March-Ford 821 Ford Cosworth DFV 3.0 V8 17 Jochen Mass 1–3, 5–11 Rupert Keegan 12–16 18 Raúl Boesel 1–3, 5–16 19 Emilio de Villota 5–9 Fittipaldi Automotive Fittipaldi-Ford F8DF9 Ford Cosworth DFV 3.0 V8 20 Chico Serra 1–3, 5–16 Marlboro Team Alfa Romeo Alfa Romeo 179D182182B Alfa Romeo 1260 3.0 V12Alfa Romeo 890T 1.5 V8T 22 Andrea de Cesaris 1–16 23 Bruno Giacomelli 1–16 Equipe Talbot Gitanes Ligier-Matra JS17BJS19 Matra MS81 3.0 V12 25 Eddie Cheever 1–3, 5–16 26 Jacques Laffite 1–3, 5–16 Scuderia Ferrari SpA SEFAC Ferrari 126C2 Ferrari 021 1.5 V6T 27 Gilles Villeneuve 1–5 Patrick Tambay 9–16 28 Didier Pironi 1–12 Mario Andretti 15–16 Arrows Racing Team Arrows-Ford A4A5 Ford Cosworth DFV 3.0 V8 29 Brian Henton 1–3 Marc Surer 5–16 30 Mauro Baldi 1–3, 5–16 Osella Squadra Corse Osella-Ford FA1CFA1D Ford Cosworth DFV 3.0 V8 31 Jean-Pierre Jarier 1–16 32 Riccardo Paletti 1–8 Theodore Racing Team Theodore-Ford TY01TY02 Ford Cosworth DFV 3.0 V8 33 Derek Daly 1–3 Jan Lammers 5–7, 9–11 Geoff Lees 8 Tommy Byrne 12–16 Candy Toleman Motorsport Toleman Group Motorsport Toleman-Hart TG181BTG181CTG183 Hart 415T 1.5 R4T 35