Breather Rocker Box Kit / Twin Cam

Elevate your Harley Twin Cam's performance with the Feuling Performance Breather Rocker Box Kit. Designed for the rider who demands the utmost in quality and performance, this kit offers a comprehensive solution to enhance your engine's breathing and efficiency.

Features of the Breather Rocker Box Kit

• Comprehensive kit: includes billet breather housings, gaskets, breather filter elements, umbrella valves, top rocker cover gaskets, and ARP hardware
• Each component is machined from billet 6061 aluminum, and the square surfaces are designed to promote excellent gasket and breather system sealing
• Properly sized breather holes engineered to provide optimum engine breathing
• Made in the U.S.A.

Fitment

• 1999-2017 Harley-Davidson Twin Cam
• Twin Cam Big Twin covers the Touring, Dyna and Softail families

For the full write up on why, see our blog post: Upgrading Your Harley Twin Cam Rocker Box Breather