Replacement component for Big Twin models; precision-machined to restore lubrication performance and reduce noise.
Active filters
High-strength pinion shaft nut designed for secure gear-side installation and long service life.
Precision-made valve lock keys with a 10° lock angle. Heat-treated and made in the U.S.A. Designed for reliable valve keeper service.
High-quality neck post bearing for reliable steering and long-lasting performance.
Heavy-duty replacement seals for the Harley-Davidson TSM connector to maintain a watertight connection.
Plug-and-play cooler kit with a high-powered, waterproof fan and temperature-activated switch; includes wiring, hardware and instructions. Not for "Twin Cooled" models.
Low-profile billet tappet and pushrod cover kit; fits Twin Cam pushrod covers only; sits 1/2" lower than stock; includes gaskets, O-rings and screws; made in USA.
High-flow piston oiling jet kit designed for stock and high-performance flywheels; modified for stroker applications. Made in the U.S.A.
Quality pinion shaft bushing. Made in the U.S.A.
Precision machined cam cover bushing with .0002" tolerance and installation lead-in. Made in the U.S.A.
- Versatile gasket kit for multiple engine applications
- Higher performance on imperfect surfaces
- Includes parts for head, base, covers and housings
High-capacity hydraulic tappets developed for increased load, lubrication and service life; billet body and wider rollers.