LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2017 >> WRX Base >> Repair and Diagnosis >> Transmission >> M/T Clutch System >> Flywheel >> Installation >> STI Model
April 5, 2026: LEMON Manuals is launched! Read the announcement.

STI Model

  1. 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 Location
    G11578851Courtesy of SUBARU OF AMERICA, INC.
  2. Install the flywheel and ST.

    ST 498497100 CRANKSHAFT STOPPER

    Fig 2: Tightening Flywheel Mounting Bolts
    G07689588Courtesy of SUBARU OF AMERICA, INC.
  3. Tighten the flywheel mounting bolts to the specified torque.
    NOTE: Tighten the flywheel attachment bolts gradually. Each bolt should be tightened to the specified torque in a crisscross order.

    Tightening torque: 

    75 N.m (7.6 kgf-m, 55.3 ft-lb) 

    Fig 3: Flywheel Attachment Bolts Tightening Sequence
    G05003647Courtesy of SUBARU OF AMERICA, INC.
  4. Install the clutch disc and clutch cover. <Ref. to INSTALLATION , Clutch Disc and Cover.>
  5. Install the transmission assembly. <Ref. to INSTALLATION , Manual Transmission Assembly.>