rocker box breather cover kit

Fits 99-17 TCA/B, early 99-10 style. Complete kit for one engine. Properly sized breather holes for optimum engine breathing. Machined from billet 6061 aluminum with square surfaces promoting excellent gasket and breather system sealing. Kits include: billet breather housings, gaskets, breather filter elements, umbrella valves and ARP hardware.