Subaru Impreza 2003 Service Manual page 2007

1) Sufficiently apply gear oil to the main shaft, 3rd
needle bearing and inner periphery of 3rd drive
gear.
2) Install the 3rd needle bearing and 3rd drive gear
to main shaft.
(A)
(B)
(A) 3rd needle bearing
(B) 3rd drive gear
3) Install the inner baulk ring, 3rd synchro cone and
outer baulk ring.
(A)
(A) Inner baulk ring
(B) Outer baulk ring
NOTE:
Install the 3rd synchro cone, by aligning protrusion
portions of the 3rd synchro cone with 3rd drive gear
hole portion.
4) Install the 3rd-4th hub and 4th bush.
MAIN SHAFT ASSEMBLY
MT-00560
(B)
MT-00561
MT-00562
ST1 18651AA000 INSTALLER
ST2 398177700
CAUTION:
Do not apply pressure in excess of 40 kN (4.0
ton, 4.4 US ton, 3.9 Imp ton).
6MT-77
MANUAL TRANSMISSION AND DIFFERENTIAL
(1) Set to the main shaft, taking care of 3rd-4th
hub installing direction.
(A) Main shaft
(B) 3rd-4th hub
(C) 3rd drive gear
(2) Set to the main shaft, taking care not to
overlap the main shaft oil hole and 4th bush oil
hole.
(A)
(B)
A
(D)
(C)
(A) 4th bush
(B) 3rd-4th hub
(C) 4th bush oil hole
(D) Main shaft oil hole
(3) Using the ST, press in the 3rd-4th hub and
4th bush at once.
INSTALLER
(A)
(B)
(C)
MT-00884
A
(C)
(C)
(A)
(D)
A - A
MT-00885