Kibble White Black Diamond Inlet valveHONDA 450 CRF 450 R (PE05) - 2002 - 2008Ref : KIBW00077A / 20080220

KIBBLEWHITE Black Diamond™ — engine valve machined for motocross competition. Forged from a single block of EV8 stainless steel and CNC machined, this intake valve features optimised profiles for excellent flow and durability suited to high RPM demands. The German surface treatment (depth .002", surface layer .0002") enhances wear resistance and reduces friction, providing superior protection compared to chrome or electrolytic nickel plating. Black nitrided stem for better abrasion resistance.

• Manufacturer reference: 30-30220
• Type: Black Diamond™ intake valve
• Material: EV8 stainless steel, forged single block
• Machining: CNC, profiles tested on a computerised flow bench and designed by F.E.A.
• Treatment: German process (.002" depth, .0002" layer)
• Stem: Black nitrided coating
• Head diameter: 1.417" (36.00 mm)
• Tulip angle: 20°
• Application: Intake (Motocross)
• Origin: Made in the USA

Workshop tip: this valve requires the use of a Kibblewhite spring kit for proper installation. Compatible with many motocross bikes, including the HONDA CRF 450 R (PE05) 2006‑2008. Designed for serious builds — manufacturer quality for confident track riding.