If you have been wondering what a PCV valve is, how it works, how to replace it, and how much it costs to repair, we have you covered with all the answers in this article. An engine misfire is a ...

As a result of that combustion, a lot of gasses are produced around the engine. One such vital part that helps deal with gas that finds its way into the crankcase is the PCV valve — or positive ...

All engines allow some exhaust gases ... 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-by as ...