High‑performance cam that delivers strong mid and top end power while retaining low‑end usability. Requires carburetor/throttle body tuning, performance exhaust and intake, and upgraded valve train components. 2500–6900+ RPM.
High-performance camshaft that shifts the powerband higher for more top-end horsepower. Requires high-lift springs, upgraded pushrods and lifters, plus high-flow intake and performance exhaust.
Complete camchest solution that increases oil pressure and scavenging, reduces sump level and temperatures, and includes pump, camplate, camshaft, lifters, pushrods and hardware. Not for '23-'24 models with 121" VVT motors.
Complete camchest kit with high-volume oil pump, billet cam plate, REAPER® camshafts, hydraulic roller lifters, adjustable pushrods, Timken®/Koyo® bearings, gaskets, O-rings, ARP® hardware and assembly lube. Made in the USA.
Complete HP+ Camchest Kit that improves oil pressure, eliminates wet sumping and lowers engine and oil temperatures. Includes Feuling pump, Reaper® camshaft and all required gaskets and fasteners. Made in the USA. Not for '23-'24 121\" VVT models.
Rear outer chain sprocket for engines with Magneti Marelli ignition. Direct replacement for '07–'17 Twin Cam; fits '99–'01 when used with the factory '99–'06 style outer chain. Made in the USA.
Rear outer chain sprocket for Twin Cam engines with Magneti Marelli ignition. Direct replacement for '07-'17 Twin Cam; compatible with '99-'06 when upgrading tensioners. Made in the USA.