Speedmaster 2 3/8" Chrome Twist-In Inround Valve Cover Breather Cap PCE309.1002

The Speedmaster 2 3/8" Chrome Twist-In Inround Valve Cover Breather Cap (PCE309.1002) is a chrome-plated engine breather component designed to fit standard inround valve covers. This twist-in style cap allows engine vapor to escape while preventing dirt and debris from entering the crankcase, making it an essential maintenance part for proper engine breathing.

The 2 3/8" inround design provides compatibility with Speedmaster valve covers and similar aftermarket engine dress-up applications. The polished chrome finish delivers a clean, professional appearance under the hood while offering corrosion resistance. Ideal for custom engine builds, performance restorations, and street rod projects where quality air separation and ventilation are priorities.

Key Features & Benefits

• 2 3/8" Inround Fit: Twist-in design compatible with standard inround valve cover openings.
• Polished Chrome Finish: Durable chrome plating resists corrosion and enhances engine bay appearance.
• Engine Breather Function: Allows controlled crankcase vapor ventilation while excluding contaminants.
• Speedmaster Brand: OEM replacement or upgrade component from trusted Speedmaster performance line.

Specifications

Ideal Applications

• Custom and street rod engine builds requiring proper crankcase ventilation
• Aftermarket engine dress-up and restoration projects
• Performance engine applications using Speedmaster valve covers
• High-performance or modified engine installations needing breather management