1984
FIA Formula One World Championship
1st
1984
Nürburgring Race of Champions
2nd
1979
GP Dino Ferrari - Imola - Formula 1
1st
1977
World Championship of Drivers - Formula One
1st
1976
World Championship of Drivers - Formula One
2nd
1975
World Championship of Drivers - Formula One
1st
1975
27° BRDC International Trophy - Silverstone - Formula 1
1st
1974
9° Race of Champions - Brands Hatch - Formula 1
2nd