Benz, uyo akaberekerwa muZurich, akawana menduru sere paFIBT World Championships nendarama nhatu (Vaviri-murume: 1978, 1979; Vane-murume: 1981), sirivha mbiri (Vane-murume: 1977, 1978), uye ndarira nhatu (Vaviri-murume: 1981
, Four-man: 1979, 1981).