Ferrari 178 Ford/Cosworth/Jaguar 176 Renault/Mecachrome 97 Honda 71 Climax 40 Ilmor-Mercedes 33 TAG-Porsche 26 BMW 18 BRM 18 Alfa-Romeo 12 Maserati* 11 Mercedes* 9 Vanwall 9 Repco 8 Matra 3 Weslake 1 Indianapolis 500 which formed part of the World Championship between 1950 and 1960 is not included