Selecting The Transfer Drive Gear Thrust Washer - Subaru Impreza 2002 Service Manual

MANUAL TRANSMISSION AND DIFFERENTIAL
2. SELECTING THE TRANSFER DRIVE
GEAR THRUST WASHER
1) Measure the height "Z" between end of transmis-
sion case and end of ST.
ST 398643600 GAUGE
2) Measure the depth "Y" between end of ST and
transfer drive gear.
ST 398643600 GAUGE
3) Calculate the value "t" of transfer drive gear
thrust washer using the following equation.
t = {Y − 15 mm (1.18 in)} − {Z − 15 mm (1.18 in)} −
0.45 to 0.65 mm (0.018 to 0.026 in)
t Thickness of transfer drive gear
mm (in) thrust washer
Y Depth from end of ST to transfer
mm (in) drive gear
Z Height from end of transmission
mm (in) case to the end of ST
0.45 — 0.65 mm Standard clearance between thrust
(0.018 — 0.026 in) washer and transfer drive gear.
15 mm (1.18 in) Thickness of ST
EXTENSION CASE
4) Select the nearest thrust washer from the follow-
ing table, according to the calculated value "t".
Standard clearance between thrust washer and
transfer drive gear:
Z
5) Install the selected thrust washer.
TR0673
Y
TR0674
6MT-54
0.45 — 0.65 mm (0.018 — 0.026 in)
Thrust washer (36.3 × 52 × t)
Part No.
803036070
803036071
803036072
803036073
803036074
803036075
Thickness mm (in)
0.80 (0.0315)
0.95 (0.0374)
1.10 (0.0433)
1.25 (0.0492)
1.40 (0.0551)
0.65 (0.0256)