1975
FIA Karting World Championship - Senior
1st
1974
FIA Karting World Championship - 100cc Senior
3rd
1972
FIA Karting World Championship - Senior
1st
1971
FIA Karting World Championship - Senior
1st
1970
FIA Karting World Championship - Senior
1st
1969
FIA Karting World Championship - Senior
1st
1967
FIA Karting World Championship - Senior
2nd