A new donut is being baked. Two, to be exact. The American Petroleum Institute’s Lubricants Group has established a New Category Development Team to launch the test-development phase of what will be a ...

SAN RAMON, Calif.--(BUSINESS WIRE)--Aug. 14, 2006--Owner operators and fleet maintenance managers are encouraged to sign up for Chevron's free API CJ-4 seminar at this year's Great American Trucking ...

Shell's Dan Arcy examining engine components following teardown testing conducted two years ago as part of the company's PC-11 development process. (Photo by Sean Kilcarr/Fleet Owner) Dan Arcy, the ...

This month, ExxonMobil will announce two motor oils formulated to meet the latest American Petroleum Institute (API) heavy-duty engine oil classification, CI-4, which was developed to ensure proper ...

The Engine Manufacturers Association (EMA) made a request earlier this year to the Diesel Engine Oil Advisory Panel (DEOAP) of the American Petroleum Institute (API) to initiate development of a new ...

It’s time to bake the donuts, again. The American Petroleum Institute’s Lubricants Group has established a New Category Development Team to launch the test-development phase of what will become a ...

Diesel engines have been around for more than half a century. Chances are that if you are around fleets or equipment, you have encountered a diesel engine. They have been described as the workhorses ...

Engine oil is the lifeblood of an engine, directly influencing its longevity, efficiency, and performance. Yet many drivers remain unsure about what those numbers and letters—like 0W-20 or API ...