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magnethead · 08-03-2006, 01:35 AM

i it's internally modified, the block numbers will reflect what it was origionally, not now. You'll have to pull the pan and/or heads to see what it really is.

08-03-2006, 01:35 AM	#2
magnethead 7000 #'s of american IRON Join Date: Dec 2004 Location: north tx Posts: 883	Re: The question 400 or 350??? i it's internally modified, the block numbers will reflect what it was origionally, not now. You'll have to pull the pan and/or heads to see what it really is.