Engine

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Computer-designed cam set made from alloy steel billets with heat-treated finish; made in the USA. Installer must verify clearances prior to installation.
Computer-designed alloy steel cam set, heat treated and made in the USA. Installer must verify coil bind and valve clearances.
Upgrades '99-'06 Twin Cam engines (except '06 Dyna Glide) to roller-style cam chains and replaces spring-tension adjusters with hydraulic adjusters. Requires '07-'17 cam plate, oil pump, cam sprockets, chains and both hydraulic adjusters (sold separately). Made in the USA.
34-tooth roller conversion cam sprocket for Twin Cam conversion chain-driven cams. Trigger ring required for 1999–2001 engines; 2002–2006 engines compatible with stock rear cam drive sprocket. Made in USA.
Computer-designed alloy-steel cams with heat treatment; made in USA. Four-gear set required. Installer must verify coil bind and clearances.
Complete kit with gaskets, bearings and hardware required for installing gear-driven cams. Made in the U.S.A.
Replacement hose for reliable fluid routing. Durable construction and straightforward installation.
Easy-to-assemble, high quality. Meets 96-hour salt spray testing. Ships complete with sealing ferrule.
Precision camshaft drive gear engineered for reliable valve timing. Made in the U.S.A.; measured with .105 gauge pins.
Includes top and second compression rings plus three-piece oil control rings; supplies enough rings for two pistons for reliable sealing and oil control.
Complete replacement ring set with top and second compression rings plus three-piece oil control rings. Restores compression, controls oil, and improves oil economy. Includes enough rings for two pistons. Made in the USA.
Complete set of top, second, and three-piece oil control rings for two pistons. Barrel face top rings and Napier second rings provide improved sealing and heat transfer; three-piece Flex Vent oil rings ensure positive oil control. Made in the USA.
Complete replacement piston ring set with PVD coating: barrel face top rings, Napier second rings, and three‑piece flex vent oil control rings. Includes enough rings for two pistons.