Everyone thinks their job is tough, but the chemists formulating modern motor oil really earn their paychecks. As the EPA continues tightening up on emissions standards, it has forced motor oil ...

Although most drivers might not pay it too much thought, picking the right motor oil can have a significant impact on the expected life of the engine's components. There are so many oils to pick from ...

Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

Changing your car's oil is a great feeling, right? You save money, you feel self-reliant, and you get to look at the black goop you just drained and think, "Yep, that did some serious work in there." ...

The pressurized wetsump oiling system on most production vehicles will look like this. Oil is stored in the oil pan and sucked into the oil pump (which is also located in the oil pan) to be pumped ...

Although engine oil enters cars as a yellow liquid, you'll almost always find its color to be brown or black when it's being ...

It doesn't matter if you have a hybrid or conventional gas-powered car, a good motor oil can make the difference between a long-lasting engine and a sputtery ride. Here's what you should look for when ...