Engine
Active filters
Two-piston kit with forged crowns, precision-fit rings, force-fed pin oiling and ArmorGlide® skirt coating for improved durability and sealing.
Forged, precision-fit piston kit with ArmorGlide® skirt coating and force-fed pin oiling. Value-pack includes two pistons, rings, pins, and circlips.
Durable forged piston kit with low-friction skirt coating; includes two pistons, rings, pins and circlips, made in the USA.
High-strength forged piston kit with ArmorGlide® skirt coating for reduced friction and improved scuff resistance. Includes pistons, rings, pins and circlips. Made in USA.
High-strength forged pistons with precision-fit rings, force-fed pin oiling and ArmorGlide® skirt coating; two-piston kit includes pins and circlips.
High-performance piston kit with ArmorX™ and ArmorFit™ coatings for durability and quiet operation.
Includes pistons, rings, pins and circlips; fits OEM and Screamin’ Eagle cylinder heads.
High-performance piston kit with ArmorFit™ and ArmorX™ coatings for reduced wear, improved sealing and reliable fitment.
Includes rings for one piston only.
Designed specifically for compatibility with Wiseco pistons.
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.
Includes all hardware required to install an inner primary. Made in the USA.
Plug and plug kits for Harley-Davidson oil systems. Complete with washers or O-rings; made in the U.S.A.
Durable button-head Allen drain screws with copper compression washers for fork sliders.
Fits Stem Bolt Kit (Part# 2401-0117).
Made in the U.S.A.