10. Synchronizers Cleaning and Inspection

Synchronizers Cleaning and Inspection

If you are servicing this transmission for a shifting concern such as clash, hop out of gear, or block-out in a particular gear, the following hardware must be replaced as a set for the gear in question. Adjoining gears do not need to be serviced unless necessary:

* Main gear in question - for example 2nd, 3rd
* Synchronizer assembly
* Blocker ring assembly
* Shift fork inserts




1. Clean the synchronizer with clean solvent.
2. Air dry the components.
3. Inspect the synchronizer teeth for the following conditions:

* Wear
* Scuffing
* Nicks
* Burrs
* Breaking

4. Inspect the keys or the springs for the following:

* Wear
* Cracks
* Distortion
If any of the following conditions exist, replace synchronizer.