This oval PCV breather is machined from polished 6061-T6 billet aluminum and designed to press into a 1¼″ valve-cover hole. It features a clean, plain-top design and a two-piece body that includes a built-in PCV valve and washable internal filter. The breather seals with a positive O-ring and includes a 3/8″ hose barb for connection to a vacuum source or catch can. For proper crankcase ventilation, valve covers should be run with one breather and one PCV valve or PCV breather.

• Application: 1¼″ valve-cover hole
• Top style: Plain oval
• Material: 6061-T6 billet aluminum
• Finish: Polished
• Seal: Push-in with O-ring
• Internal components: Built-in PCV valve, washable filter
• Hose fitting: 3/8″ barb
• Use case: Crankcase ventilation in custom or performance engines
• Quantity: Sold individually