What connects to the PCV valve?
What connects to the PCV valve? The major component in the (PCV) system is the PCV valve. It consists of a simple spring-loaded valve with a sliding pintle inside. A hose connects the top of the (PCV) valve to a vacuum port on the throttle body; carburetor or intake manifold. Allowing the vapors to be siphoned directly into the engine. What happens if you disconnect PCV hose? PCV system routes oil vapours back to the intake to prevent blowing them to the atmosphere. If you disconnect it you'll have a cleaner air available to the combustion process, and so better...