Harley Davidson Knucklehead [KIBBLEWHITE] - Engine Valve Kit

KIBBLEWHITE Engine Valve Kit for Harley Davidson Knucklehead

The engine valve kit from KIBBLEWHITE has been specially developed for use in the Harley Davidson Knucklehead. It includes intake and exhaust valves made from high quality Black Diamond™ stainless steel. This material offers high wear resistance and durability under demanding operating conditions.

Technical features

• Valve diameter shaft: Inlet 0.3765 inch, outlet 0.3760 inch
• Valve diameter cylinder head: Inlet 1.750 inches, outlet 1.750 inches
• Spring stroke: 0.415 inch
• Spring force: 127 lb with valve closed, 270 lb at maximum lift
• Valve seat height: 1.375 inches
• Valve length: Inlet 3.590 inches, outlet 3.670 inches
• Valve disc angle: Inlet 23°, outlet 27°
• Angle tulip: Inlet 23°, outlet 27°
• Spring plate material: High temperature steel

Product details

The kit contains all the necessary components for replacing or upgrading the engine valves in the Harley Davidson Knucklehead. The valves are precisely manufactured and ensure optimal fit and function in the cylinder head. The spring plates made of high-temperature steel are designed for the high loads during engine operation and contribute to the stability of the valve suspension.

With a spring stroke of 0.415 inches and coordinated spring forces, the kit supports reliable valve timing. The valve disc and tulip angles are specifically tailored to the requirements of the engine to ensure efficient gas flow and sealing.

Application

This engine valve kit is designed to be installed in the engine of the Harley Davidson Knucklehead. It is suitable for both repair and maintenance purposes and helps maintain engine performance. The use of high-quality materials and precise manufacturing ensure a long service life and reliable operation.

Supplied as a complete kit which includes all necessary valves and associated parts to enable complete assembly.