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VForce 4 Reed Valve System for 17-19 KTM 250SX
The unique design of the VForce reed valve system features double the reed tip surface over a conventional reed valve design. This has two major benefits 1) The reed petals only travel half the distance as a conventional reed valve design to get the same airflow. 2) Because the reed petals only need to travel half the distance of that on a conventional reed valve design, there is a greater chance of them being fully opened as well as a better chance of sealing when they are closed. A reed petal never truly closes in a classic sense, as it is always in movement. Consider this, an engine operating at 8,000 RPM results in a reed pet

Price is $154.00
Price: $154.08