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geezer#99 · 04-03-2018, 10:58 AM

Your casting number 3858180 shows it’s a 64-67 327.

http://www.mortec.com/castnum.htm

You’ll need the suffix code off the pad in front of the passenger side head to narrow it down.

04-03-2018, 10:58 AM	#2
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,512	Re: SBC 327 history Your casting number 3858180 shows it’s a 64-67 327. http://www.mortec.com/castnum.htm You’ll need the suffix code off the pad in front of the passenger side head to narrow it down.