While “plus” often reflects marketing hype rather than any real extra capability, that is not the case for CI-4 PLUS. The latest engine oil classification enhancement from the American Petroleum ...

When changing the oil in a gasoline or diesel vehicle, it is of utmost importance to adhere to the recommended oil change intervals and use the correct grade and classification of oil. Diesel engines ...

Demands on heavy-duty diesel engine oils have changed alongside engine technology and fuel formulations. “As engine technology and fuel technology have evolved, the environment in the crankcase has ...

The Japanese automaker's switch to 0W-20 motor oil may have boosted efficiency and cold-weather performance, some drivers ...

We may receive a commission on purchases made from links. If your vehicle is due for an oil change, the oil of choice is either synthetic or conventional motor oil. But if your car's odometer is over ...

Think of motor oil as the lifeblood of your car’s engine. Checking it on a regular basis is a key part of keeping your engine running well and getting the most miles out of it. The oil lubricates the ...

No matter whether you run car, motorcycle, boat, or airplane, one common fact binding all these vehicles is that their engines all need oil. An internal combustion engine running at speed is a violent ...

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 ...

SAN RAMON, Calif.--(BUSINESS WIRE)--Chevron Products Company, a Chevron U.S.A. Inc. division, today announced that Senior Staff Engineer Shawn Whitacre has been selected as the new chairman of the ...

Chevron Products Company announced that senior staff engineer Shawn Whitacre has been selected as the new chairman of the ASTM Heavy-Duty Engine Oil Classification Panel. Chevron Products Company ...