Engine
Active filters
Precision-milled ignition cover; direct replacement for Harley-Davidson® models from 2017 with Millwaukee-Eight (M8) engines (107, 114 & 117).
Designed for twin plug heads. Accepts .650"/10mm x 1.0 compression release valves. Sold each.
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.
Made to exact tolerances for OE-style fitment. Made in the USA. Does not include oil hole(s); holes must be drilled after installation.
Stellite-tipped stainless-steel valve nitrided for improved wear resistance, corrosion protection, and reduced friction.
Stellite-tipped nitrided valve for improved wear resistance, reduced friction, and corrosion protection. Made in the USA.
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.
Stellite-tipped nitrided valve for improved wear resistance, reduced friction, and corrosion protection. Made in the USA.
Precision C630 bronze valve guides with tapered nose design for improved flow and OEM fitment.
Precision-machined, compatible with no-lead fuel and all valve-stem materials; accepts special valve guide seals (sold separately); made in the USA.
Precision-machined cast iron construction; compatible with no-lead fuel; accepts special seals (sold separately); made in USA.