Dedicated to the Promotion and Preservation of American Muscle Cars, Dealer built Supercars and COPO cars. |
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Hi,
I would be amazed if the racing guys back then didnt have at least 550-600 HP in the ZL1, at the flywheel after blueprinting, and peeling of stock exhaust systems, smog etc. My 355 in a 66 Nova, makes 511 HP on the flywheel and thats also with stock GM parts. NEWs |
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