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Anniversary 427 Big Block Engine

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A fresh ZL1 short block. Carbon shows that this one has been run on the dyno for some of the GM Performance Parts 50-hour durability testing.
Anniversary 427 Big-Block Engine - Big-Block Birthday

 A fresh ZL1 short block. Carbon shows that this one has been run on the dyno for some of the GM Performance Parts 50-hour durability testing.  View Related Article

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