CYLINDER WORKS, CYLINDER HEAD KIT HONDA CRF250R 04-07, CRF250X 04-06

The Cylinder Works Cylinder Head Kit (CH1003-K01) is a premium replacement cylinder head designed for select Honda CRF250R and CRF250X models. Manufactured with precision and high-quality materials, this cylinder head kit provides a reliable solution for performance rebuilds. It features C630 valve seats and guides, a competition valve job, and a design optimized for higher lift cams, making it an excellent choice for enhancing engine efficiency and durability.

Features:

• New replacement cylinder head compatible with Honda CRF250R and CRF250X models.
• Includes cam caps and cam cap bolts for secure installation.
• Features C630 (nickel/aluminum/bronze) valve seats and guides for superior durability.
• Competition valve job for optimized engine performance.
• Shortened valve guides to support higher lift cams.
• Unshrouded combustion chamber and blended bowl seat to port for improved airflow.
• Stock-shaped ports for compatibility with standard configurations.
• Made in the U.S.A.

Note:

• Does not include valves, springs, or lifters; these components are sold separately.

Vehicle Compatibility:

• Honda CRF250R: 2004–2007
• Honda CRF250X: 2004–2006

Cross-Reference Part Number:

• Cylinder Head Assembly: 12010-KRN-A00

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.