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Gyawo · 02-20-2012, 10:27 PM

Starting to get my ducks in a row to swap an L31(5.7L vortec) into my 1986 blazer. What all do I need computer wise? I'll have to take all the important sensors, o2 and the like, the ECM, anything else?

02-20-2012, 10:27 PM	#1
Gyawo Registered User Join Date: Dec 2010 Location: Alberta Posts: 165	Engine swap, what do I need? Starting to get my ducks in a row to swap an L31(5.7L vortec) into my 1986 blazer. What all do I need computer wise? I'll have to take all the important sensors, o2 and the like, the ECM, anything else?