Operation CHARM: Car repair manuals for everyone.

Muncie 3 Speed






1. Remove side cover.

2. Remove clutch gear retainer and gasket.

3. Remove clutch gear bearing-to-gear stem snap ring, then remove bearing by. pulling outward on clutch gear until a screwdriver can be inserted between large snap ring and case to complete removal. The bearing is slip fit on the gear and into the case bore.

4. Remove extension to case attaching bolts.

5. Rotate extension to left until groove in extension housing flange lines up with reverse idler shaft. Using a drift, drive reverse idler shaft out of gear and case.

6. Remove clutch gear, mainshaft and extension assembly together through rear case opening. Remove reverse idler gear from case.

7. Remove clutch gear from mainshaft.

8. Expand snap ring in extension housing, tap on end of mainshaft and remove extension from mainshaft.