Valve Guide: Testing and Inspection

Checking A Valve Guide For Wear
(Valve Removed)





To measure tilt clearance, install a new valve so that end of valve stem is flush with valve guide.
Attach dial gauge and measure tilt clearance.

Note: Max. permissible tilt clearance, refer to Specifications, Mechanical.





Note: If tilt clearance is excessive, valve guide is reamed out and a repair valve with a larger shaft diameter is installed.

If necessary, ream valve guide.