Spacer Selection For Differential Case Preload Adjustment

Put solders [1.6 mm (0.063 inch) diameter, about 10 mm (0.39 inch) long] in the illustrated positions of the transaxle case.
Install the taper bearing outer race and differential assembly into the transaxle case.
NOTE: If necessary, replace the differential case and taper bearing before carrying out these adjustments.
Install the clutch housing and tighten the bolts to the specified torque.
Tightening torque: 44 +/- 5 N.m (33 +/- 4 ft-lb)

Fig 1: Putting Solders Diameter
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Remove the clutch housing, and then remove the differential assembly.
Remove the outer race and take out crushed solders.
Measure the thickness of the crushed solder with a micrometer and select a spacer that will provide the standard preload value.
Standard value:

0.05 - 0.11 mm (0.0020 - 0.0043 inch) preload

Fig 2: Measuring Thickness Of Crushed Solder Beads
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.