Active filters
Precision shims for accurate valve adjustment. Made in the U.S.A.
Precision cam bushing that reduces wear and ensures smooth camshaft operation. High-quality OEM components; made in the USA.
Stellite-tipped stainless-steel valve nitrided for improved wear resistance, corrosion protection, and reduced friction.
Designed for HD® Evolution OEM replacement. Machined from high‑grade metal with a corrosion‑resistant dark finish. Multipurpose alignment pins. Made in the USA.
High-density powdered metal valve seats for superior wear resistance and thermal stability. Tested for track and street use.
PTFE valve guide seals with twin-spring tension for reduced friction and reliable valve control. Made in USA.
- Precision-machined bronze construction for durability
- Tapered nose to reduce port obstruction and improve flow
- Compatible with unleaded fuel and a range of valve‑stem materials
- Accepts top‑hat valve seals (sold separately)
- Made in the USA
Precision-machined valve guide accepts special seals and works with no-lead fuel; made in the U.S.A.