KIBBLEWHITE Intake Valve - Big Twin 20-4169

If you're running a Big Twin engine that demands reliable valve durability under sustained load, the KIBBLEWHITE Intake Valve delivers measurable advantages where it counts—reduced friction, superior wear resistance, and consistent performance across fuel types. The nitrided stellite tip resists the thermal cycling and chemical attack that degrade stock valves, while the lightweight design maintains excellent flow characteristics without sacrificing longevity. Built to close tolerances in cast iron and bronze guides, this U.S.-manufactured valve gives you the precision fit and heat dissipation control that separates a well-tuned engine from one that simply runs.

• One-piece stainless steel
• Stellite-tipped, nitrided
• .002" nitrided depth
• .0002" surface buildup
• Reduced friction design
• Corrosion-resistant coating
• Leaded and unleaded compatible
• Cast iron guide compatible
• Bronze guide compatible
• Close tolerance fitment
• Optimized flow profile
• Superior heat dissipation
• Made in U.S.A.
• MPN: 20-4169