Separating the crankcase from the intake manifold, which is a source of varying air pressure, the PCV valve maintains the optimal level of vacuum in the crankcase to extract the products of blow ...

You've probably heard about the choke valve in your car engine's carburetor, but what does this seemingly essential component actually do?

But for now, let's focus on how it can make your car faster ... where the air is evenly distributed into each individual cylinder, into the combustion chamber past the intake valves.