SELECT LANGUAGE
Search the site
Search eCatalog
loader

PCV Valves

PCV valves reroute positive pressure produced by the crankcase back into the engine’s combustion chambers via the intake manifold. The PCV valve will open to allow air out of the crankcase and close to block pressure from returning back into it.

Learn more about NAPA® Echlin's PCV Valves

  • v391-s1

    Retains OE heated operation to prevent valve freezing in cold temperatures

  • v391-s2

    OE-matched O-ring ensures precise fit and prevents crankcase leaks

  • v391-s3

    Uses factory quick-disconnect fitting