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

Rufton · 05-25-2013, 03:00 PM

I looked at plugs 1, 3, 5, 7 real close. All have olive green in addition to other colors. May not help since engine had leaky intake. Not sure chance of leaky intake contaminating 4 plugs.

05-25-2013, 03:00 PM	#5
Rufton Registered User Join Date: Apr 2013 Location: Knoxville TN Posts: 1,170	Re: anti freeze burn on a couple plugs? I looked at plugs 1, 3, 5, 7 real close. All have olive green in addition to other colors. May not help since engine had leaky intake. Not sure chance of leaky intake contaminating 4 plugs.