Motor oil is one of the most important fluids in your vehicle. The purpose of motor oil is to reduce friction and keep a vehicle's engine clean and corrosion-free. Another critical function is to ...

It's basically impossible for the oil in your car's engine to get hot enough to boil. However, it it does happen, these are ...

I’ve been getting a lot of mail regarding using synthetic motor oil in vehicles. Questions such as: Should I use synthetic oil? Does it work better in some cars than others? Does it cost more? Do I ...

Motor oils are broadly categorized into fully synthetic, conventional, and synthetic blends (also called semi-synthetic or part synthetic), with semi-conventional and high-mileage full synthetics ...

A basic understanding of lubricants – and the differences between synthetic and mineral oils – car lead to cleaner engines. Sadly few drivers spend much thought on what oil to use in their engines.

Last week we explained the basics of motor oil, from viscosity to additives and everything in between. Now it’s time to tackle a much more contentious issue: synthetic versus conventional. Which ...

Aside from diesel fuel, engine oil might be the most critical fluid in a truck because it influences two of the top three equipment-related costs for fleets: fuel and maintenance. And with various ...

We get a lot of mail around the office, and one of the leading topics is in regard to engine and transmission fluids. Specifically, readers want to know more about synthetic-made oils versus petroleum ...

Its pretty amazing when you think about itall those metal parts spinning away furiously but never making contact. Oil makes it all possible. In addition to serving as a buffer against wear, oil also ...

Engine oil turns black from a combination of combustion byproducts, heat oxidation, and detergent additives suspending carbon ...