24 Hours of Le Mans
Jo Siffert / Brian Redman, J.W. Automotive Engineering, Porsche 917 K leads Julian Vernaeve / Yves Deprez, Levi's International Racing Team, Chevron B16 Mazda and Guy Ligier / Jean-Claude Andruet, Ecurie Intersports SA / Automobiles Ligier, Ligier JS 1 Ford Cosworth FVC