Engine

Active filters
Compact universal fitting for joining flare and threaded connections. Easy install and durable performance.
Designed for twin plug heads. Accepts .650"/10mm x 1.0 compression release valves. Sold each.
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.
Direct replacement for the stock cam cover. Includes hardware and gasket. Vision window with polycarbonate lens. Multiple finish options. Made in the U.S.A.
- Direct replacement for stock cover
- Includes all hardware and gasket
- Polycarbonate lens for a unique internal view
- Available in multiple finishes
- Made in the U.S.A.