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2Bros MCS LTD Company number 16176735 - Vat No. GB 508324506 - info@2bros-mx.com - Tel: 03301333748
This intake valve is designed as a standard OEM replacement for Yamaha WR and YZ 250F models from 2001 to 2013. Manufactured from Black Diamond™ stainless steel and treated with a proprietary nitriding process, the valve provides excellent durability, corrosion resistance, and reduced friction. Engineered for precision and tested for optimal flow, it is recommended for use with Kibblewhite® lightweight valve spring kits to ensure maximum performance.
Features
Manufactured from one-piece forged Black Diamond™ stainless steel
Treated with Black Nitroneg for increased wear resistance and reduced friction
Precision-engineered with Finite Element Analysis and flow bench tested
Compatible with Kibblewhite® lightweight valve spring kits
Specifications
Valve Type: Intake
Material: Black Diamond™ Stainless
Coating: Black Nitroneg
Quantity: 1
Head Diameter: 23.00 mm / 0.906"
Stem Diameter: 4.0 mm / 0.1568"
Tulip: 25º
Overall Length: 3.150"
Remarks: Standard
Cross-Reference OEM Part Numbers
PSYCHIC XU-09522I-4
Kibblewhite 80-80073
Wiseco VIT005
Yamaha 5NL-12112-30-00
Yamaha 5NL-12112-20-00
Yamaha 5NL-12112-10-00
Yamaha 5NL-12112-00-00
Vehicle Fitments
Yamaha WR250F (2001–2013)
Yamaha YZ250F (2001–2013)
2010 YZ250F - YZ250FZL VALVE
2010 YZ250F - YZ250FZW VALVE