Home › Forums › Engine/Drivetrain › Engine/Drivetrain Archives › what is this is?
I found a chevy big block in the junk pile and no one knows what it is.The casting # is 3963512 casting date is H 13 69,it is stamped CE ….03 ,now I was told this is a crate engine but is it 427 or 454?Please help my brain hurts.
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