In 1979 the Porsche 935 took top honors overall at the 24 Hours of Le Mans, beating out the factory 936 prototypes which dominated the early part of the race. The Porsche 935 monopolized the podium, taking first, second and third place.
More on the story here at the official Le Mans 24 Hour website. Rather fitting for them to highlight this on the 40th anniversary of the 930 Turbo.
Here is your winner – the #41 935 K3 driven by Klaus Ludwig and Don and Bill Whittington.