A deeper dive into the new truck engine oils
I’ve talked about the impending introduction of the new CK-4 and FA-4 diesel truck engine oils with Leonard “Len” Badal, the global Delo brand manager for Chevron Lubricants, several times now and he’s always a great font of information – often on their particular characteristics, the end result of five years’ worth on what were previously called Proposed Category 11 or “PC-11” motor oils.
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Source:: http://fleetowner.com/blog/deeper-dive-new-truck-engine-oils
