Engine
Active filters
Replacement part for valve stem kits, designed for reliable sealing and easy installation.
Replacement parts for valve stem kits that provide a reliable seal and help prevent leaks.
Replacement parts for valve stem kits. Ideal for maintenance and repairs.
- Bolt-on power: +40–50% on stock 107", 114" and 117" M‑Eight motors.
- Compressor and turbine housing with Garrett internals; plenum with integrated blow-off valve.
- Includes injectors, spark plugs, boost gauge with mount, oil feed/drain lines, custom cam cover, tune files, hardware and gaskets.
- Requires Thundermax ECM (sold separately). Does not fit Twin Cooled or non-removable fairing lowers. Offroad use only.
- Made in the USA.
High-quality OEM replacement components for cam bearing assemblies.
Essential shims for precise cam setup. Made in the USA.
Compact oil cooler kit with AN #6 fittings, supplied clamps and reducers, and precision-machined components for durable, easy installation.
Transparent cam cover designed to match Assault series air cleaners. Made in the USA.
Complete oil cooler kit with AN #6 fittings and frame-mount clamps.
CNC-machined billet aluminum construction for precise fit.
Precision sprocket spacers to restore chain alignment. Made in the U.S.A.
Precision spacers that improve drivetrain alignment and durability. Made in the U.S.A.
Durable spacers for cam drive sprockets that maintain chain alignment and extend component life.
Precision-machined spacers that ensure correct cam drive sprocket alignment and reduce wear. Made in the U.S.A.
Pack of five oil screens for Shovelhead engines, made in the U.S.A.
Precision dowel pins for crankcase and motor transmission case applications. Made in the USA.
High-quality OEM replacement bearing spacers for left-side crankcase applications. Made in the USA.
Precision-machined component that ensures proper spacing and alignment of rotating drivetrain parts. Made in the USA.