VALVE INTAKE CRF450 02-08, KIBBLEWHITE BLACK 30-30220, 14711-MEB-670 TRX450

This standard intake valve from Kibblewhite’s Black Diamond™ series is designed for Honda CRF450R and TRX450R/ER models. Manufactured from high-strength stainless steel and treated with a proprietary Black Nitroneg coating, the valve offers superior wear resistance, reduced friction, and excellent corrosion protection. It features a 36 mm head diameter and 5.5 mm stem, and is engineered for optimal airflow and durability. Use of KPMI lightweight valve spring kits is required for installation.

Features

• Black Diamond™ stainless steel construction

• Black Nitroneg-coated stem for friction reduction and durability

• One-piece forged design for strength

• Optimised with Finite Element Analysis and flow bench testing

• Must be used with KPMI lightweight valve spring kits (Part No. 65-707)

Specifications

• Valve Type: Intake

• Head Diameter: 36.00 mm / 1.417″

• Stem Diameter: 5.50 mm / 0.2158″

• Tulip: 20º

• Overall Length: 84.26 mm / 3.315″

• Remarks: Standard

• Part No.: 65-407_KW.SS

Cross-Reference OEM Part Numbers

• Kibblewhite 30-30220

• XU-09502I

• Vertex 8400002-2

• Wiseco VIT002

• OEM 14711-MEB-670

Vehicle Fitments

• Honda CRF450R (2002–2008)

• Honda TRX450R / TRX450ER (2006–2013)