24 Hours of Le Mans: Gerhard Koch / Anton Fischhaber, Porsche System Engineering, Porsche 904/4 GTS, leads Régis Fraissinet / Jean de Mortemart, Iso Prototip Bizzarrini, Iso Grifo A3C.
Gerhard Koch / Anton Fischhaber, Porsche System Engineering, Porsche 904/4 GTS, leads Régis Fraissinet / Jean de Mortemart, Iso Prototip Bizzarrini, Iso Grifo A3C.