In 1976, entries for the Sports Car World Championship were extended to include just about anything with four wheels that was at least moderately suited for long distances. Porsche participated with two different concepts – and was twice rewarded.

The 935, derived from the 911 Turbo, won the Group 5 World Championship. The 936 was a two-seat prototype developed by the Porsche racing department at Weissach for the Group 6 World Championship – and consequently added a second World Championship in 1976.

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