Features:
-Internal baffle to prevent oil splash and provide superior ventilation.
-13.6mm Side Tube for Pcv hose.
-Black Plated Finish.
-Designed for 1-1/4 inch breather holes when using grommet.
-1 inch outside diameter neck.
-Suits many aftermarket Valve Covers with 1.25" Hole.
Ideal for use in conjunction with the grommet kit part number 66-520, this breather includes a replaceable internal foam insert.