2009 Chevrolet Corvette ZR1 VS 1969 Porsche 917

2009 Chevrolet Corvette ZR1

With its supercharged 638-hp LS9 V8, this car announced that GM, though nearly bankrupt at the time, could still do greatness. It's the best Corvette...

With its supercharged 638-hp LS9 V8, this car announced that GM, though nearly bankrupt at the time, could still do greatness. It's the best Corvette ever.

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1969 Porsche 917

Porsche built 25 917s for homologation in 1969. It won Le Mans in 1970 and 1971, only losing when the rules changed. The 917 still holds the Le Mans f...

Porsche built 25 917s for homologation in 1969. It won Le Mans in 1970 and 1971, only losing when the rules changed. The 917 still holds the Le Mans fastest lap record.

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