The PCV (Positive Crankcase Ventilation) valve was the first emissions device, standard on most cars by the early 1960s. It recycles blow-by gases back into the engine.
Symptoms of Failure
Stuck Open: Causes a vacuum leak and rough idle.
Stuck Closed: Causes pressure buildup, blowing out oil seals and gaskets.
NOS and NORS Fitment: We stock the correct metal or plastic valves and the rubber grommets needed to seal them into your valve cover.
