Granatelli Motor Sports Billet Valve Cover Breather 280118

Granatelli Motor Sports Billet Valve Cover Breather 280118 is a high-performance crankcase ventilation upgrade designed for street and race engines. CNC-machined from premium billet aluminum, it reduces crankcase pressure, improves engine breathing, and enhances durability in high-horsepower applications.

High-Performance Crankcase Ventilation

• Reduces crankcase pressure buildup
• Improves piston ring seal under boost
• Minimizes oil vapor contamination
• Supports turbocharged, supercharged, and N/A engines

Precision Billet Aluminum Construction

• CNC-machined billet aluminum
• Lightweight and heat-resistant
• Corrosion-resistant finish
• Race-inspired engine bay styling

-10 AN ORB Female Thread

Features a -10 AN ORB female thread for easy connection to AN fittings, catch cans, and custom PCV systems — ideal for performance and race builds.

Fitment & Installation

Designed for Ford Coyote, GM LS, and GM LT engines with 1/4-turn oil fill ports. Simple 1/4-turn installation replaces the factory oil cap for a quick performance upgrade.

Upgrade your LS, LT, or Coyote engine with the Granatelli billet valve cover breather for improved ventilation, durability, and race-ready performance

Key Features & Benefits

• Application-focused Granatelli Motor Sports design
• Built for dependable performance and service
• Designed for enthusiasts, professional installers, and performance builds

Fitment & Installation

Confirm the part number, vehicle or engine application, dimensions, and supporting components before installation. Modified vehicles may require additional clearance, fabrication, calibration, or related hardware depending on the combination.

Frequently Asked Questions

How do I confirm fitment?
Match the part number and listed application to your vehicle, engine, dimensions, and supporting components before ordering.

Will this work on a modified vehicle?
Compatibility depends on the complete vehicle combination. Confirm the listed application and supporting components before installation.

Why Choose Granatelli Motor Sports?

Granatelli Motor Sports develops performance components for real-world street, street/strip, race, and custom applications, with an emphasis on practical performance, dependable construction, and integration into serious automotive builds.