Rubuta ci gaba ga wannan sakin layi - Domin ainihin Formula One ya fara a 1967 Jamus Grand Prix
, Hahne ya tuka Formula Two Lola chassis wanda aka sanya shi da injin BMW mai karfin lita 2 mai karfin lita 16, don haka ya cancanci tuki a Formula One. An ba masana'antar BMW izinin gudanar da wannan don ba da wasu ƙarfafawa na ƙasa. Ya yi ritaya a zagaye na 7 tare da rashin nasarar dakatarwa. A shekara mai zuwa ya gama na 10 a cikin wannan motar.