Continental Engine CHT Probe Slotted Socket 45-590073 The appropriate travel board is

The appropriate travel board is then utilized to measure the neutral and full travel positions of the ruddervators

The part number equivalents for this tool includes: TS 1176-1

Continental O-300

This tool is intended to be used with the Piper Malibu and Mirage series

Continental Engine CHT Probe Slotted Socket 45-590073 The appropriate travel board isThis tool can be used to extract or install any screw in type CHT probe with a 1 2" hex for wrenching. These probes are difficult to access on a Continental engine, but this tool may be used to solve clearance issues on any engine that experiences similar interference with installation and removal. 1 4 inch drive, 1 2" slotted hex socket.