Active filters
- Fits cast iron and aluminum valve-lifter blocks
- Billet bearing metal construction
- Hand fit hydraulic unit, .0002" running fit
- Recommended block clearance .0007"–.0012"
Durable replacement seal that restores smooth shifting and prevents leaks.
Reduce starting compression with easy-install manual release valves. Drill and tap each cylinder head 10 mm x 1.0 mm. Fits all Big Twin models.
Replacement component for Big Twin models; precision-machined to restore lubrication performance and reduce noise.
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.
Genuine James kit with matching head and base gaskets and O-rings where applicable. Made in the USA.
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.
Complete gasket and seal kit for the deflector plate that prevents leaks and restores reliable sealing. Made in the USA.
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.
Direct replacement engine gasket for reliable sealing and leak prevention.
Replacement gasket for cam chests. Made in the USA.
High-capacity hydraulic tappets developed for increased load, lubrication and service life; billet body and wider rollers.