Can stuck piston rings be restored without teardown? A 500,000-mile Valvoline engine test shows how deposit removal may ...

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.

You probably already know that your car relies on various different fluids to help it run smoothly. Two of the most well-known and recognizable of those fluids are engine oil and fuel, which, in many ...

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 ...

While everybody knows what the oil pump's job is and why it's there, few enthusiasts consider the lowly bubbler as a possible engine tuning resource. We've come to appreciate that it takes power to ...

As Americans keep their cars for longer, Kentucky-based Valvoline says one of its synthetic oil products can turn back time in an engine.

Looking for affordable motor oil that won't let you down? Here are 3 cheap motor oils that deliver solid performance without ...