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.

YouTubers often perform wild stunts for views, like adding random chemicals and liquids to their cars' engines. However, here ...

Regardless of whether it burns gasoline or diesel, your internal combustion engine works by igniting a mixture of fuel and air to create power. To do so effectively, it must reduce the detrimental ...

For vehicles that use internal combustion engines, oil is a vital component. It's responsible for lubricating the engine's internal moving parts, like the crankshaft and camshaft(s) and preventing the ...

The thinner in oil is the easier it pumps through the engine, which leads to a fuel economy improvement. We can all understand that, but there's a lot more to oil viscosity than how thick it is. I ...

Everything, even the smallest of things, can affect the performance of your engine. Whether topping off your fuel tank or driving on motor oil past its expiration date, you're slowly killing your car.

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. As engine standards change, the oil that protects them has to change too — especially for drivers buying new trucks in the next ...

Keeping a combustion-engined car in shape requires some effort. Part of that is changing the motor oil and filter on a regular basis to lubricate the moving metal components and keep the engine in ...

If you're like us, you work on your Mopar yourself, performing oil changes and other routine maintenance in the garage or driveway where you live. And while accomplishing such work can be rewarding, a ...