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