Engine
Active filters
Provides a secure seal and easy inflation for most tubeless tire rims.
Angled stem provides clear access on dual-disc wheels and simplifies inflation. Eliminates wrestling the air chuck between the brake discs. Lightweight construction reduces rotating weight. Compatible with most tubeless rims.
Durable points cover with precision fit for restoring and protecting the ignition assembly. Made in the USA.
Precision-machined points cover with durable construction. Made in the USA.
Slim cam cover with a cut-away corner for improved floorboard clearance. Hardware included. Made in the USA.
State-of-the-art compression release valves that reduce hot starts and lower starter and battery loads. Sold as a set and made in the U.S.A.
State-of-the-art design to reduce hot starts and starter/battery loads. Custom molded knobs, sold in pairs, made in the U.S.A.
Made to exact tolerances; does not include oil holes; made in USA.
- Made to exact tolerances for OE-style fit and wear.
- Made in the USA.
- Does not include oil hole(s); must be drilled after installation.
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.