The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Wore-out Old Spark Plugs

storm9c1 · 06-13-2016, 01:23 PM

Excessive ash deposits? Is it burning oil? Or using fuel additives? How many miles are on these plugs? I don't see significant electrode wear which leads me to believe these plugs don't have as many miles as the deposits show...

06-13-2016, 01:23 PM	#2
storm9c1 * That's interesting * Join Date: Oct 2008 Location: Pittsburgh, PA Posts: 2,772	Re: Wore-out Old Spark Plugs Excessive ash deposits? Is it burning oil? Or using fuel additives? How many miles are on these plugs? I don't see significant electrode wear which leads me to believe these plugs don't have as many miles as the deposits show... __________________ Tom Chevy by day... 1969 Chevy C30 Rollback Tow Truck -- 383 stroker, 4L80E 2011 Chevy Caprice PPV 9C3 6.0L (6K miles) 1995 Chevy Caprice 9C1 (177K miles) 1994 Chevy Caprice 9C1 #3 (99K miles) 1995 Chevy Caprice Wagon #2 (60K miles) 1995 Chevy Impala SS (20K miles) Mopar by night... 1969 Dodge Charger 1972 Chrysler Newport 2dr Hardtop (27K miles) Plus others...