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greywuuf · 06-19-2012, 01:02 AM

No one can step in and tell me how to identify the year on a GMC truck? or give me an idea which engines were used on the larger trucks?
I am going to guess it is a 270 or ( fingers crossed) a 302 as I think the 426 and 503 only came on the heavier series trucks.

06-19-2012, 01:02 AM	#2
greywuuf Registered User Join Date: Jul 2007 Location: Alaska Posts: 517	Re: Saw a GMC 350 'toter today No one can step in and tell me how to identify the year on a GMC truck? or give me an idea which engines were used on the larger trucks? I am going to guess it is a 270 or ( fingers crossed) a 302 as I think the 426 and 503 only came on the heavier series trucks.