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

High-performance camshaft with Endurance Ramps for broad torque, reduced valve train noise, and billet steel construction.
Forged performance replacement for stock hydraulic roller lifters. 100% tested and 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.
Adapters fit spigot-type carburetors. Includes clamp. Made in Japan.
Replacement flange for spigot-type carburetors. Includes clamp for easy, secure installation.
Lighter and stronger than stock with CNC-machined construction and included hardware. Made in the USA.
Adjustable front stabilizer link for HD Touring Frame with reverse-thread rod end and ARP stainless bolts. Made in the USA.