Kibble White Black Diamond Inlet valveRef : KIBW00014A / 09260194

Valve Black Diamond™ by KIBBLEWHITE — a nitrided monoblock valve designed for Vintage/Classic and Road/Touring engines. Stainless steel body with Stellite tip, special nitriding treatment providing a depth of .002" and a surface layer of .0002" to limit wear and reduce friction. Designed to maintain lightweight profiles promoting excellent gas flow, it combines durability and intake precision without compromising thermal dissipation.

• Application: Intake
• Tulip angle: 28°
• Head diameter: 1.900"
• Stem diameter: 0.2760"
• Treatment: special nitriding; Stellite tip
• Fuel compatibility: leaded and unleaded
• Machining: suitable for cast iron or bronze guides with low tolerances
• Origin: Made in the USA

The nitriding process used gives this valve superior corrosion and wear resistance compared to hard chrome and electrolytic nickel plating, while optimizing oil control at the seat and heat dissipation. Manufacturer reference: 20-20323R.

Common applications: Harley-Davidson FXSB 1690 Breakout, FXDWG 1690 Dyna Wide Glide, FXDL 1690 Dyna Low Rider (2017 models - 1690 cc). Perfect for engine builds requiring longevity and stable intake behaviour.