Kibble White Black Diamond Inlet valveKAWASAKI 450 KFX 450 R 2WD (KSF450B) - 2008 - 2014Ref : KIBW00163A / 09262656

Valve Black Diamond™ - KIBBLEWHITE (manufacturer part no. 40-40562)

Designed for demanding quads, the Black Diamond™ KibbleWhite valve is a CNC-machined intake valve made from a single-piece forging of EV8 stainless steel. Its optimised profile, developed through finite element analysis (F.E.A.) and tested on a computerised flow bench, aims to ensure a smooth intake flow and mechanical strength suitable for engine demands.

• Type: intake valve
• Head diameter: 36.00 mm (1.417)
• Tulip angle: 20°
• Machining: CNC on single-piece EV8 stainless steel forging
• Surface treatment: special German process at .002 depth with a surface layer of .0002 (friction reduction and improved wear resistance)
• Stem: black Nitroneg coating
• Manufacturing: United States

This valve is aimed at riders looking for reliable parts for the cylinder head and exhaust of a quad engine block. The material and treatments applied limit seat wear and contribute to good longevity of the distribution components without claiming unmeasured specific gains. Commonly fitted on KAWASAKI KFX 450 R (KSF450B) models 2012–2014.