As of dec. 1, two new engine oil blends in development for over five years are officially available on the trucking market. CK-4 and FA-4 are the offspring of the Proposed Category 11, or PC-11, ...

Selecting the right engine oil can be challenging. Between the various different brands and the confusing numbers and oil classifications, you may feel overwhelmed while staring at hundreds of bottles ...

When choosing between two different types of motor oil for your car, it is helpful to understand these oil classifications. They conform to the Society of Automotive Engineers multigrading system, ...

ExxonMobil plans to unveil two engine oils later this month that meet the American Petroleum Institute's new CI-4 heavy-duty engine oil classification, which is designed to address the performance ...

Oil is a vital component for engines of all types. Not only is it responsible for providing lubrication to numerous moving interior parts, but it also helps prevent friction and the development of ...