This comprehensive overview of 2024 commercial vehicle engine oil specifications includes details from American Refining Group, Amsoil, Castrol Heavy Duty, BP Lubricants, Cenex, Champion, Chevron, ...

A new heavy-duty engine oil specification designed to support next-generation diesel engines is nearing completion and ...

Automakers recommend using genuine OEM engine oil for a reason that goes far beyond branding. These oils are developed alongside the engine itself, meaning they are specifically engineered to match ...

Engine oils are the lifeblood of a vehicle's engine, ensuring its smooth operation, longevity and protection against wear and tear. When extreme cold temperatures arrive, the choice of engine oil ...

Years of work in the lab and millions of miles of road testing has culminated in three new Rotella engine oils formulated to meet the API CK-4 and FA-4 oil-service categories that will start coming on ...

Chevron Products Co. has announced its API CJ-4 and API CI-4 Plus heavy-duty diesel engine oils now meet the new Caterpillar ECF-2 specification Chevron Products Co. has announced its API CJ-4 and API ...

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 ...

ExxonMobil introduced three Mobil Delvac 1 synthetic heavy-duty diesel engine oils for use in on-highway and off-highway applications, with the expectation that the oils’ promised improvements in fuel ...

Phillips 66 and Kendall have added four new FA-4 and CK-4 spec low-viscosity diesel engine oils to its heavy-duty product portfolio. Phillips 66 and Kendall have added four new FA-4 and CK-4 spec ...

Engine oil color reveals its age, contamination level, and operating condition. Fresh oil is amber or light brown. Oil darkened to black but still translucent after a few thousand miles is normal.

When it comes to heavy-duty diesel engine oils, some may find it difficult to separate fact from fiction. Many myths have existed for quite some time and have become largely accepted as common ...