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Patrick L. · 05-21-2015, 11:16 AM

Why not use it in your 'modern' cars ? Most cars within the past decade call for that [ if not full syn].
I wouldn't use it in an 'A'.
I also don't believe in additives like STP or mixing oils.

05-21-2015, 11:16 AM	#9
Patrick L. Senior Member Join Date: May 2010 Location: Largo Florida Posts: 7,225	Re: 5w/20 oil OK to use? Why not use it in your 'modern' cars ? Most cars within the past decade call for that [ if not full syn]. I wouldn't use it in an 'A'. I also don't believe in additives like STP or mixing oils.