API FA-4 Archives - Engine Builder Magazine
The Case for FA-4 Lubricants

One way to enhance fuel economy has been clear for some time: lower-viscosity lubricants, which can deliver enhanced fuel efficiency in the right application. It’s why the American Petroleum Institute introduced its FA-4 category.

What Your Diesel Customers are Asking About FA-4 Engine Oil

The ROI benefits may outweigh the maintenance challenges With a year of the new American Petroleum Institute (API) CK-4 and FA-4 oil categories under the industry’s belt, many of your diesel customers, especially fleets, have likely switched over to the CK-4 formulation, as that was the engine OEM-approved backward compatible formula. The transition to FA-4

Shell Position on new Ford Diesel Engine Oil Specification

Recently, Ford Motor Company issued a position statement regarding the use of API CK-4 & FA-4 heavy-duty engine oils in Ford diesel vehicles when API licensing begins December 1, 2016. Ford has developed a new specification, Ford Material Engineering Specification WSS-M2C171-F1, which goes into effect December 1, 2016.