Engine

Active filters
Increases pressure relief valve pop-off psi. Spring alone provides the correct spring rate to control pop-off pressure and oil flow in the bypass port. Made in the United States.
Broad midrange power band camshaft with a smooth lobe design. Made in the USA. Performance pushrods, lifters and clutch recommended.
Power band for modified engines; bolt-in for stock 96", 103" and 110" engines. Smooth cam-lobe design. Made in the USA.
Complete kit with roller bearings, ARP® bolts, gaskets and hardware to install bolt-in and high-lift camshafts.
Complete camchest overhaul kit that lowers engine and oil temperatures, increases oil pressure and improves smoothness and reliability. Includes high-volume oil pump, Reaper® camshafts, hydraulic roller lifters, Timken® bearings and ARP® fasteners. Fits '07-'17 Twin Cam and '06 Dyna.
Complete camshaft installation kit with precision bearings, ARP® fasteners, gaskets and assembly compounds for dependable installation.
Direct bolt-in stock replacement camplate engineered for improved lubrication and cold-start protection. Preset relief valve (50–60 psi); includes bearing retainer plate and hardware.
Stock replacement cam chain engineered for reliable timing and long service life. Direct-fit option for routine maintenance and rebuilds.
Stock replacement cam chain for reliable cam timing and long service life.
Tighter inner-diameter tolerance improves pinion fit and reduces cam timing variance. Made in USA.