He won three more Grands Prix in 1965 before retiring from motorcycle racing at the end of the 1966 season .
Degner returned to the Suzuki team to race in September 1964 , and won the 125cc Japanese Grand Prix .
Degner won three more Grands Prix in 1965 before retiring from motorcycle racing at the end of the 1966 season .
Degner returned to the Suzuki team to race in September 1964 , and won the 125cc Japanese Grand Prix .