Car repair advice wanted!?

yes slick 50 offers a additive,so does rysolone it is a polymer based additive to some degree seales small surfice scratches around the cylender walls,have you considered changeing motoroil to perhaps a highmilage oilsuch as castrol,or valvaline.do you have oil in your air breather,is your posative crankcase ventalation valve and related hoses,valve clean and operating properly,hoses not restricted or cracked?