PROX Steel Intake Valve and Spring Kit for Kawasaki KX450F 2006-2008 and KFX450R

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 Kawasaki KX450F and KFX450R with the PROX Steel Intake Valve and Spring Kit, part number 28.SIS4406-2. Designed specifically for models from 2006 to 2008, this kit enhances engine performance and durability by providing high-quality steel components that withstand the rigors of off-road riding. The kit includes precision-engineered intake valves and matching springs to ensure optimal valve operation and reliable engine timing. Installation of this kit can lead to improved throttle response, increased power output, and enhanced engine longevity, making it a valuable upgrade for serious riders and mechanics alike. Crafted by PROX, a trusted name in motorcycle performance parts, this kit guarantees compatibility and high-performance standards for your Kawasaki dirt bike.

Features:

• Includes steel intake valves and springs for durability and performance

• Designed specifically for Kawasaki KX450F (2006-2008) and KFX450R models

• Engineered to improve throttle response and power output

• High-quality construction ensures long-lasting reliability

• Easy to install with precise fit for optimal engine operation