The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

pcwillsie · 11-04-2009, 06:10 PM

a good plug to run on an older 305 or 350 in these trucks in my past experience is ac delco r45ts they are just a little hotter of plug than factory and seem to work really well.

11-04-2009, 06:10 PM	#3
pcwillsie Registered User Join Date: Mar 2007 Location: oklahoma Posts: 118	Re: What are best plugs, stock 305 a good plug to run on an older 305 or 350 in these trucks in my past experience is ac delco r45ts they are just a little hotter of plug than factory and seem to work really well.