Recent content by Caterpillarmarineman

I think Mobil used to make all there oil but they switched a year or two ago I believe

Long time listener first time caller . I’ve got a bunch of this mobilguard 450nc 40w , I want to run it in my 3116ta marine it says it’s for emd and large engines but says it’s acceptable wherever cf-2 is required so it sounds ok to me . It also says zinc free no chlorine. Not sure if my engine...