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GM man · 06-20-2018, 02:22 PM

These numbers are on the back driver's side of my 6.0 LS engine and I can't figure them out. Does anyone know what #'s these are and what they mean?

06-20-2018, 02:22 PM	#1
GM man Registered User Join Date: Aug 2011 Location: Gainesville, Texas Posts: 127	Identify # These numbers are on the back driver's side of my 6.0 LS engine and I can't figure them out. Does anyone know what #'s these are and what they mean? Attached Images __________________ 1972 GMC Jimmy 6.0/4L65 1972 Chevrolet long bed 1/2 ton