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geezer#99 · 09-20-2018, 10:34 PM

Get the casting number off the head. It’s partly there in your pic.
Then look here to find out it’s origin.
https://www.mortec.com/castnum.htm

09-20-2018, 10:34 PM	#10
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,515	Re: Off my rocker ! 350 GM Get the casting number off the head. It’s partly there in your pic. Then look here to find out it’s origin. https://www.mortec.com/castnum.htm