Porsche is a rare car manufacturer in that it not only has legendary road-going sports cars, but race cars, too. Among the most famous and valuable are its endurance racers, which have netted the ...

Porsche very strongly hinted that a street-legal, endurance race ... number 910001, this 910 is powered by a 2.0-liter air-cooled flat-six engine with a magnesium case. It was a factory works car ...