dlundblad Joined Sep 30, 2013 Messages 16,269 Location Indiana Aug 18, 2017 #21 My trucks plugs need to be gapped at .060. I was getting well over .120 in a few of the old plugs. Sadly, I noticed no performance improvements.
My trucks plugs need to be gapped at .060. I was getting well over .120 in a few of the old plugs. Sadly, I noticed no performance improvements.
