Product#: DF1700

Dual Flow Adjustable PCV Valve; 3/4" Valve Cover Grommet Style Applications

Does your PCV valve match your engine? Stock PCV valves are not designed to work with modified high performance engines due to their altered vacuum profiles. A mismatched PCV valve can cause oil to push out of your breathers,...

Product#: *DF1703

Dual Flow Adjustable PCV Valve; With Inline Adapter; 3/8" Inline Style Applications

Does your PCV valve match your engine? Stock PCV valves are not designed to work with modified high performance engines due to their altered vacuum profiles. A mismatched PCV valve can cause oil to push out of your breathers,...

Product#: 20501

Universal Crankcase Evacuation System

This universal crankcase evacuation system is designed for high performance and racing applications. It replaces the standard PCV to air cleaner system by connecting to the exhaust system allowing exhaust pressure to pull...

Product#: AFR6732

AFR Aluminum PCV Valve; 3/4? Neck

AFR PCV valves are recommended for use with AFR valve covers. They act as a buffer against oil being drawn out of your engine, efficiently venting pressure, metering airflow and vapors, and scavenging moisture. The PCV valves...

Product#: 6A666A

1960-85 Ford/Mercury; 1965-73 Mustang 170/200/250; 6 Cylinder; PCV Valve

Positive crank ventilation relieves any excess crank case pressure and routes it back through the intake manifold.

Product#: T6068

Polished Aluminum PCV Valve For 3/4" ID Grommet

For the ultimate in engine detailing. This polished aluminum housed PCV valve is just what you need to for detail. 3/4" neck for grommets with a 3/4" opening. Grommet not included.

Product#: 6A666C

1964-77 Ford/Mercury; 1965-72 Mustang 289/302/351; PCV Valve

Positive crank ventilation relieves any excess crank case pressure and routes it back through the intake manifold.

Product#: AFR6734

AFR PCV Grommet; 15/16 ID x 1.25 OD

AFR replacement breather grommets help to prevent oil leakage into the valve covers and are designed for use with most breathers. They are available in breather and PCV styles to fit your application needs. {fitment}

Product#: MN2142

Moroso Breather Grommets with Intregated Baffle For Fabricated Valve Covers.095"

These breather grommets are for Moroso fabricated aluminum valve covers features an integral baffle. Provides a superior seal to allow the engine to pull greater vacuum.