It's doubtful that anyone has played such an important role in the history of sportscar racing in general and the Le Mans 24 Hours in particular as Norbert Singer. The long-time Porsche engineer had a hand in each one of the marque's victories at the French enduro between 1970 and 1998.
The genius behind the Porsche 917, 935, 956, 962 and GT1
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