Designed for twin plug heads. Accepts .650"/10mm x 1.0 compression release valves. Sold each.
Engine

Active filters
Made in the USA replacement gasket set that restores proper sealing and reduces leaks. Easy to install with standard tools.
Reliable replacement sealing component that prevents oil and coolant leaks and is designed for straightforward installation.
Reliable engine gasket that restores a leak-free seal and supports routine maintenance.
Durable 5th Gear sealing set, made in the U.S.A., ideal for routine maintenance and leak prevention.
Replacement o-ring for cam position sensor, engineered for a secure, leak-free seal.
Complete set of gaskets, oil seals and O-rings for top-end engine rebuilds.
High-quality James gaskets with Rubber-Covered Metal and Foamet® options for reliable sealing. Made in the USA.
Precision-molded pushrod seal that prevents leaks and protects pushrod assemblies. Made in the U.S.A.
Adjustable front stabilizer link for HD Touring frames with reverse-thread rod end and ARP stainless bolts; available in black anodized, gold anodized, or machined finish. Made in the USA.
Adapter that allows mounting aftermarket big-air air cleaner kits to compatible carburetors. Precision billet construction. Not for use with Arlen Ness Big Sucker.
Allows installation of LA Choppers xXx or Baron Big Air Kit to Mikuni or S&S carburetors. Billet aluminum construction. Made in the USA. Not compatible with Arlen Ness Big Sucker air cleaners.