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69heavychevy · 06-29-2010, 01:50 AM

did some more research and decided to go ahead and try the 981-16 springs. no that thats out the way, will the mexican vortec heads actually have hecho en mexico stamped on them or is it based by years??

06-29-2010, 01:50 AM	#2
69heavychevy Registered User Join Date: Jan 2007 Location: Garland,TX Posts: 431	Re: quick vortec cylinder head question did some more research and decided to go ahead and try the 981-16 springs. no that thats out the way, will the mexican vortec heads actually have hecho en mexico stamped on them or is it based by years??