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Patrick L. · 09-22-2019, 03:02 AM

Multi- weight oil, they have the viscosity/flow rate of the first number [lower] and the film strength of the second [higher] number.

09-22-2019, 03:02 AM	#19
Patrick L. Senior Member Join Date: May 2010 Location: Largo Florida Posts: 7,225	Re: Oil weight Multi- weight oil, they have the viscosity/flow rate of the first number [lower] and the film strength of the second [higher] number.