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help me id this block

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09-10-2014, 11:19 AM	#1
bean Registered User Join Date: Jun 2002 Location: Fort Worth, TX Posts: 920	help me id this block i'm trying to identify the engine in my 72. i'm 99% it's a 350 but a two bolt or 4 bolt? the casting# is 3970014. maybe it's just the info i have but i can't find reference to this number. any help is appreciated.

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