High-precision hydraulic tappets with micro-finish bore and oversized axle for improved cam tracking.
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"
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.
One-piece stellite-tipped stainless-steel valve with a nitrided surface to reduce wear and friction. Lightweight profiles for improved flow. Compatible with leaded and unleaded fuels. Made in the USA.
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.
Precision-machined valve guide compatible with no-lead fuel and multiple valve-stem materials. Made in the USA.
Precision-machined valve guides compatible with no-lead fuel. Made in the USA.
OEM replacement dowels for HD® Evolution engines that ensure precise cylinder alignment and reliable fitment.
Precision-machined cast iron valve guide for durable, reliable valve seating; compatible with no-lead fuel and accepts special seals (sold separately).