Except For STI Model

Press in a new pilot bearing to the position where it is flush with the flywheel surface or up to 0.4 mm (0.016 in) deeper than that.
CAUTION: Do not press the bearing inner ring.

Fig 1: Pilot Bearing (Except For STI Model)
Courtesy of SUBARU OF AMERICA, INC.
Temporarily install the crankshaft position sensor plate and flywheel.
NOTE: Align the knock pin hole of the crankshaft position sensor plate to the knock pin of the crankshaft to secure the knock pin.
Attach the ST.
ST 498497100 CRANKSHAFT STOPPER

Fig 2: Securing Knock Pin Using Tool
Courtesy of SUBARU OF AMERICA, INC.
Tighten the flywheel mounting bolts in two stages.
1. Tighten the flywheel attachment bolts.
  Tightening torque:
  
  30 N.m (3.1 kgf-m, 22.1 ft-lb)
  
  Fig 3: Flywheel Attachment Bolts Tightening Sequence
  Courtesy of SUBARU OF AMERICA, INC.
2. While checking the tightening angle with the angle gauge, further tighten the flywheel mounting bolts.
Tightening angle:

30° - 35°
Install the clutch disc and clutch cover. <Ref. to INSTALLATION , Clutch Disc and Cover.>
Install the transmission assembly. <Ref. to INSTALLATION , Manual Transmission Assembly.>