If you hear a knocking sound from the bowels of your engine, it could be rod knock, but what exactly is it, and just how catasrophic can it be?

What Does Rod Knock Sound Like? Rod knock is a tapping that comes from within your engine that typically increases with speed or when the engine is under load. Of course, there are several things that ...

Add Yahoo as a preferred source to see more of our stories on Google. Your engine can make a lot of weird noises, depending on what has gone or is about to go fully kaput. If it's a rhythmic pinging ...