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Zl1 Aluminum Big Block

The all-aluminum ZL1 was a midyear engine release for the '69 Corvette, and was slated to replace the legendary iron-block/head L88.
ZL1 Aluminum Big-Block - The Block That Rocked

The all-aluminum ZL1 was a midyear engine release for the '69 Corvette, and was slated to replace the legendary iron-block/head L88.  View Related Article

 

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