When you put too much oil in an engine, it increases the pressure in the crankcase. This pressure rise might be enough to rupture the oil seal at your output shaft if it weren’t for the fact that your ...

Along with requirements for the kind and weight of the oil they use, vehicle engines also have a set amount of oil they need, which varies by size. I reckon we're all aware of what happens to an ...

Fresh motor oil is an internal combustion engine's best friend. It's more than just about lubrication, as the engine oil collects dirt, metal particles, and other harmful contaminants while acting as ...

To understand how overfilling your engine oil is too much of a good thing, it’s helpful to provide a little background. Engines are comprised of hundreds of precision-crafted parts working in unison ...

Brian Cooley is CNET's Editor at large and has been with the brand since 1995. He currently focuses on electrification of vehicles but also follows the big trends in smart home, digital healthcare, 5G ...

Having too much oil is just as bad as having too little oil in your engine. Let this mangled Jaguar V6 be a warning. It's always important to routinely check and change your oil. It's the lifeblood of ...