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Anniversary 427 Big Block Engine

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In a small departure from the original, the Anniversary 427 gets a hydraulic roller camshaft with .510-/.540-inch valve lift (the original ZL1 spec'd out at .600-inch), with 211-degree intake and 230-degree exhaust duration (at .050 inch).
Anniversary 427 Big-Block Engine - Big-Block Birthday

 In a small departure from the original, the Anniversary 427 gets a hydraulic roller camshaft with .510-/.540-inch valve lift (the original ZL1 spec'd out at .600-inch), with 211-degree intake and 230-degree exhaust duration (at .050 inch).  View Related Article

 

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