what is this motor
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2nd Gear member
Joined: Jun 2010
Posts: 556
From: Colorado
what is this motor
I have a late model GM crate motor
it is stamped GM 5.7LG SGI, has four center bolt valve covers.
casting 10243880, Looking up the casting says it is a ZZ4
it is stamped GM 5.7LG SGI, has four center bolt valve covers.
casting 10243880, Looking up the casting says it is a ZZ4
Last edited by gfrench; Jul 4, 2010 at 03:52 PM.
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