Daytona 24 Hours: Vic Elford / Brian Redman, Porsche System Engineering, Porsche 908L leads Jo Siffert / Hans Herrmann, Porsche System Engineering, Porsche 908L.
Vic Elford / Brian Redman, Porsche System Engineering, Porsche 908L leads Jo Siffert / Hans Herrmann, Porsche System Engineering, Porsche 908L.