Preparation for Overhaul: Procedure

Clean oil, grease, dirt and dust from the transmission.
When the transmission is filled with the gear oil, use the TORX® bit T70 to remove the transmission gear oil drain plug, and drain the transmission gear oil completely.
Using the TORX® bit T70, tighten the transmission gear oil drain plug.
NOTE: Use a new gasket.

Tightening torque:

44 N.m (4.5 kgf-m, 32.5 ft-lb) (Aluminum gasket silver)

70 N.m (7.1 kgf-m, 51.6 ft-lb) (Copper gasket brown)

70 N.m (7.1 kgf-m, 51.6 ft-lb) (Metal gasket black)

Fig 1: Identifying Transmission Gear Oil Drain Plug
Courtesy of SUBARU OF AMERICA, INC.
Attach the transmission to the ST.
ST 499937100 TRANSMISSION STAND

Fig 2: Identifying Transmission Stand
Courtesy of SUBARU OF AMERICA, INC.
Apply oil to rotating parts before assembly.
All disassembled parts, if to be reused, should be reinstalled in the original positions and directions.
Gaskets, lock washers and lock nuts must be replaced with new ones.
Apply liquid gasket to the specified areas to prevent leakage.