Operation CHARM: Car repair manuals for everyone.

Tremec 3 Speed






1. Place transmission in vertical position. Working through drain hole in bottom of case, align bore of counter gear and thrust washers with bore of case, using a screwdriver.

2. Working through rear of case, push dummy shaft out with countershaft. Before countershaft is completely inserted, make sure the hole that accommodates roll pin is aligned with hole in case.

3. Working through lubricant filler hole, install roll pin, in case and countershaft.

4. Install filler and drain plugs, making sure magnetic plug is installed in bottom of case.

5. Install extension housing with new gasket and torque attaching cap screws to 42-50 ft-lbs.

6. Place transmission in gear, pour lubricant over entire gear train while rotating input and output shafts.

7. Install cover with new gasket and torque attaching screws to 20-25 ft lbs. Coat gasket and cover screws with sealer.