Active filters
- Tensile strength 170,000 psi for superior performance.
- Precision rolled threads and wide underhead flange for reliable sealing.
- Includes moly assembly lubricant; made in the USA. Not for '23 models with 121" VVT motors.
- Precision-rolled threads for consistent torque
- Wide underhead flange for improved sealing
- 170,000 psi tensile strength; stronger than OEM and grade 8
- Includes moly assembly lubricant; made in USA
- Not for '23 models with 121" VVT motors
Direct bolt‑in Endurance Beehive® valve spring kit; up to 0.565" lift, includes seals, seats, shims and locks; fits 6.00 mm valve stems.
Stellite-tipped nitrided valve offering improved wear resistance, reduced friction, and superior corrosion performance. Lightweight profile with excellent flow; compatible with leaded and unleaded fuels. Made in the USA.
- One-piece, stellite-tipped construction nitrided for improved wear and reduced friction.
- Superior corrosion resistance and longevity compared to hard chrome and electroplating.
- Optimized flow profiles; compatible with leaded and unleaded fuels. Made in the USA.
Special nitriding process improves wear resistance and lowers friction.
Superior corrosion resistance and longer service life than common platings.
Lightweight profiles for excellent flow and reliable oil control.
High Load Beehive® spring kit for V-Twin performance. Direct bolt-in up to 0.565" lift. Recommended for +0.540" lift camshafts. Includes retainers, seats, shims, locks and Viton® seals.
Complete engine valve kit including valve springs, stainless valves, H.T. steel keepers and valve stem seals; sold per engine.