Thread: 454 in a 63' GMC SWB
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Old 02-18-2018, 12:00 AM   #14
Grumpy63
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Join Date: Aug 2017
Location: Wilber Nebraska
Posts: 20
Re: 454 in a 63' GMC SWB
You guys with the BBC's, are you running Ford 9" rear ends or are you rolling with Chevy 12 or 14 bolts?
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