Description
ProX Valve Shim Kit KTM 250/350/450 SX-F/XC-F RF4
- Made using a specific heat-treatment to ensure hardness for maximum durability and less wear
- Precision machined to match exact size
- Inexpensive and easy replacement for expensive OEM shims
- Kit includes 8.90mm o.d. shims in three of each size from 1.72mm to 2.60mm in .04mm increments
- Fits newer KTM RF4 dual cam engines found on SX-F and XC-F machines
- Replaces KTM OEM U6951401


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