Quote:
Originally Posted by bbc71
did your truck come with a big block? cuz how did you fit the big valve covers without cutting into the firewall? i had a heck of a time getting my 454 fitting in my 71 k20
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FYI V-8 engines sit further back in the frame on 4-wheel drives than 2-wheel drives, roughly 2-3 inches. Hense the major valve cover clearance issues.