Silverstone 6 Hours
Ronnie Peterson / Hans-Joachim Stuck, BMW Motorsport GmbH, BMW 320i Turbo, leads Franz Konrad / Volkert Merl, Konrad Racing, Porsche 935/77A, and Dieter Schornstein / "John Winter" / Bob Wollek, Porsche Kremer Racing, Porsche 935/77A.