He streaked back into the race as Revson ... Faced with this and an unfounded fear that Porsche was about to put a 16-cylinder engine in the 917 for 1971, he turned the 512M into a customer ...

Today, wastegates are controlled via electronic means, but back in 1972, Porsche utilized a cabin-mounted lever inside the 917/10 and 917/30 racecars, allowing the driver to decide where the ...