Aluminum Valve Cover Breather Cap & Gromment w/Pcv Valve & Vent Tube to -Push In The internal components are made

The internal components are made from EN36 material as used in racing

Speedmaster brake boosters are the perfect addition to your street rod or custom application

the use of 6 pinion gears means the stress on gears is spread over a greater surface area

They're machined from billet aluminum for lasting durability and good looks

Aluminum Valve Cover Breather Cap & Gromment w/Pcv Valve & Vent Tube to -Push In The internal components are madeThese aluminum push in breathers from Speedmaster are just the thing to prevent oil splash while adding some style. They are available in plain and ball milled designs to best suit your tastes and match your ride. Speedmaster breathers keep your crankcase properly vented and add a little shine under the hood. They are available in a wide variety of styles for many applications and have a 2 piece design provides easy access to their washable filter.