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 ...

It's easy for the uninitiated to think that oil is oil, no matter what type of engine it's going into. After all, it's only meant to lubricate the internal components of an engine. Well, all oils ...

PC-12 oil development begins with OEM demand and moves through API and industry panels to define a new diesel engine oil ...

The next generation of heavy-duty engine oil specifications has been adopted by the American Petroleum Institute for 2027 ...