Cylinder Works CH1003-K01 Cylinder Head Kit for Honda CRF250R 2004-2007

New replacement cylinder head

Include cam caps and cam cap bolts

Include C630 (nickel/ aluminum/ bronze) valve seats and guides

Competition valve job

Shortened valve guides to accept higher lift cams

Unshrouded combustion chamber

Blended bowl seat to port

Stock shaped ports

Do not include valves, springs or lifters

Made in the U.S.A.

The CYLINDER WORKS CH1003-K01 Cylinder Head Kit is designed for Honda CRF250R motorcycles from 2004 through 2007. This complete kit provides a convenient solution for cylinder head service or replacement, helping simplify maintenance when restoring engine performance or completing a top-end rebuild.
The kit is engineered for compatibility with the specified CRF250R application and is suitable for powersports repair shops, professional technicians, and experienced motorcycle enthusiasts. Using a vehicle-specific cylinder head kit can help support proper fitment and reduce the need to source individual components separately.
Before ordering, verify your motorcycle model and year against the application information. Follow the manufacturer’s service procedures and recommended torque specifications during installation. The CYLINDER WORKS CH1003-K01 is supplied as a kit and is intended for maintenance and repair use on compatible Honda CRF250R models.
Features include application-specific design for Honda CRF250R models from 2004-2007, a complete kit format for streamlined cylinder head service, and CYLINDER WORKS quality for dependable powersports engine maintenance.

Features:

• Application: Designed for Honda CRF250R motorcycles from 2004-2007

• Kit Type: Cylinder head service and replacement kit

• Part Number: CH1003-K01

• Brand: CYLINDER WORKS

• Fitment: Vehicle-specific design for compatible CRF250R applications

• Use: Suitable for engine maintenance, repair, and top-end rebuilding