Quick installation, clean classic look, durable finish, secures the factory component in place.
Engine

Active filters
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.
Precision-milled ignition cover; direct replacement for Harley-Davidson® models from 2017 with Millwaukee-Eight (M8) engines (107, 114 & 117).
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.
Designed for twin plug heads. Accepts .650"/10mm x 1.0 compression release valves. Sold each.
Kit for mounting rotors to hubs; sturdy construction and made in the U.S.A.
Secure, precision fastener for motorcycle control assemblies. Made in the U.S.A.
Complete rotor-to-hub kit for single-disc applications. Two kits required for dual-disc setups.
Complete bolt kit for primary and derby cover service. Made in the U.S.A.
Durable fastener engineered for secure attachment of control assemblies; precision fit and corrosion resistance.
- Indexes spark plug electrode gap toward intake valve
- Includes five 0.40" thick, five 0.50" thick, and five 0.60" thick washers
- Made in the USA