Car number 85, Alfa Romeo T33/2 and car number 4, Porsche 908/02/018 Flunder
Porsche works drivers Hans Herrmann (left) and Rolf Stommelen (second right)
Lola-Chevrolet T70 GT engine bay
Swiss Porsche and Ferrari driver Herbert Müller in his customary leather boots.
#85 Alfa Romeo T33/2 and #9 Mirage M2 on track
Car number 60, Picko Troberg and Björn Rothstein Lola T70 Mk.3B GT Chevrolet in practice.
Ferrari 312 P V12 engine bay
Porsche 917 on track driven by Frank Gardner and David Piper to a Eighth place finish