VALVE CENTRE INTAKE YZF250 01-, 5NL-12111-30-00, 80-80075

This intake valve is a center-position, standard replacement part for Yamaha WR and YZ 250F models from 2001 to 2013. Constructed from Black Diamond™ stainless steel and nitrided for enhanced durability, the valve offers improved resistance to wear and corrosion. Precision-engineered for high-performance applications, it is recommended to use with Kibblewhite® lightweight valve spring kits for optimal reliability and function.

Features

• One-piece forged construction from Black Diamond™ stainless steel

• Black Nitroneg coating for reduced friction and extended service life

• Engineered using Finite Element Analysis and flow bench tested

• Intended for use with Kibblewhite® lightweight valve spring kits

Specifications

• Valve Type: Intake (Center)

• 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: 3.095″

• Remarks: Standard (Center)

Cross-Reference OEM Part Numbers

• Kibblewhite 80-80075

• PSYCHIC XU-09519I-4

• Vertex 8400005-2

• Wiseco VIT005C

• Yamaha 5NL-12111-30-00

• Yamaha 5NL-12111-00-00

• Yamaha 5NL-12111-10-00

• Yamaha 5NL-12111-20-00

Vehicle Fitments

• Yamaha WR250F (2001–2013)

• Yamaha YZ250F (2001–2013)

• 2001 WR250F – WR250FN VALVE