Rocker Box Breather Kit - Twin Cam [1012-0247]

Rocker cover gaskets sold separately.

• Includes billet breather housings, gaskets, breather filter elements, umbrella valves and ARP® hardware
• Machined from billet 6061 aluminum with square surfaces promoting excellent gasket and breather system sealing
• Properly sized breather holes for optimum engine breathing
• Made in the USA