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Zl1 Aluminum Big Block

At roughly 500 lbs, the ZL1 was significantly lighter than the L88, weighing about the same as the L46 small-block.
ZL1 Aluminum Big-Block - The Block That Rocked

At roughly 500 lbs, the ZL1 was significantly lighter than the L88, weighing about the same as the L46 small-block.  View Related Article

 

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