The 1971 International Championship for Makes season was the 19th season of FIA World Sportscar Championship motor racing. It was open to Group 6 Sports Prototypes, Group 5 Sportscars, and Group 4 Special GT Cars[1] and was contested over an eleven race series which ran from 10 January to 24 July 1971.[2] Porsche won the championship,[3] and the German manufacturer also won the International Cup for GT Cars.[4]