The engine is the most important part of your car, so you better take good care of it. The engine is the most important component in your car. If it fails, not only does your car not function, but ...

Yours truly has a neutral opinion regarding engine flushes: I believe engine flushes are only necessary when the engine has sludge buildup. Sludge is a dark and thick substance from contaminated oil, ...

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.

Independent laboratory testing reveals high levels of metal debris inside a new hybrid engine crankcase at 1,000 miles. Here ...

High-mileage engines have settled into a specific mechanical rhythm that routine mistakes can quickly disrupt. Switching oil viscosity without understanding the engine's current state can cause new ...

Motor oil is the lifeblood of your car's engine. Not only does it provide lubrication for all of your engine's internal moving parts — of which there are massive amounts — but it also works like a ...