Firestone has been a major tire supplier for Formula One teams. From to they supplied tires to a number of teams, including Ferrari, Team Lotus, and Honda. They had 121 cars start the race on their tires, winning 49 of those races. They were on the winning car of every Indianapolis 500 race from 1950 to 1960. These years, the Indy 500 was part of the Formula One world championship series. Their last win came in the 1972 Italian Grand Prix. Firestone has four Drivers World Championships and three Constructors World Championships with teams using their tires.