The M50168-Kit is a precision engineering tool designed specifically as a cutter plate kit for Paccar MX-11 engine counterboring (upper deck and shim surface) operations. Known in the market as an alternative to Paccar #1903023, this kit includes the cutter plate & bit (M50168-2), indicator arm, and the hardware required to use the cutter within a M50149-A Counterbore Tool.
This kit enables engine rebuilders and machinists to restore or re-cut the upper counterbore / shim ledge surfaces on MX11-series engine blocks with precision. It is intended to be used in conjunction with M50149-A counterbore tool and indicator plate & adapter included (no Indicator included)
Key Features & Benefits
- Includes cutter plate, indicator arm, and necessary mounting hardware
- Designed for precision shim surface machining on the upper deck counterbore
- Restores proper liner protrusion tolerance and sealing geometry
- Helps reduce rework and ensures consistency across all cylinders
Compatible with existing tool housings and indicator system
Use with Cutter bit M50168-2
