PROX STL Intake Valve and Spring for CRF250R (2004-2009) – Part Number 28.SIS1336-2

Replaces the OEM valves & valve springs

Steel, nitrided valves for increased durability and less wear under extreme conditions

Stronger valve springs deal with the extra weight of the steel valves

Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm

Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and valve seals

Upgrade your Honda CRF250R with the PROX STL Intake Valve and Spring, designed specifically for models from 2004 to 2009. Crafted with precision engineering, this component ensures optimal airflow and valve operation, enhancing engine performance and reliability. The kit includes a durable intake valve and a high-quality spring, both manufactured to meet or exceed OEM standards for longevity and consistent performance. Installation of these parts can improve throttle response and overall engine efficiency, making them an excellent choice for race or recreational riders seeking to maintain or upgrade their bike's valve system.

The PROX STL Intake Valve and Spring set features a robust construction that withstands the rigors of high-performance riding conditions. The valve's design promotes smooth airflow, contributing to better combustion and power output. The accompanying spring maintains proper tension, ensuring reliable valve seating and minimizing the risk of valve float at high RPMs. This part is a direct replacement for OEM components, ensuring compatibility and ease of installation, and is suitable for those performing routine maintenance or complete engine rebuilds.

Manufactured by PROX, a trusted brand in motorcycle parts, this kit offers a dependable solution to keep your CRF250R running at its best. Whether you're restoring an older bike or preparing for performance riding, this intake valve and spring set provides the quality and durability you need. Proper installation and maintenance can extend the life of your engine components, ensuring consistent performance over time. Trust PROX for reliable motorcycle parts designed to meet the highest standards of quality and performance.

Features:

• Designed specifically for Honda CRF250R models from 2004 to 2009

• Includes durable intake valve and high-quality spring for reliable operation

• Improves airflow, throttle response, and engine efficiency

• Manufactured to meet or exceed OEM standards for longevity

• Easy to install as a direct replacement for OEM components

• Constructed with high-grade materials to withstand high-performance riding conditions