Method With Angle Gauge

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Apply a light coat of engine oil to the front oil seal inner periphery and outer periphery, and install the front oil seal using ST.
NOTE:
- Use a new front oil seal.
- When tapping the front oil seal in, protect the radiator fin with cardboards etc. so as not to damage the radiator fin by the plastic hammer.
ST 398437700 OIL SEAL INSTALLER

Front oil seal press-fit position: Chain cover end face -1 ⁺⁰ _-1 mm (0.0039 ⁺⁰ _-0.0039 in) position

Fig 1: Installing Front Oil Seal Using ST
Courtesy of SUBARU OF AMERICA, INC.
Clean the crankshaft thread using compressed air.
Install the crank pulley boss.
NOTE: Use a new crank pulley boss and knock pins.

Fig 2: Locating Crank Pulley Boss
Courtesy of SUBARU OF AMERICA, INC.
Apply engine oil to the crank pulley bolt seat and thread.
Install the crank pulley.
1. Install the crank pulley to the crank pulley boss.
  NOTE:
  - Use new crank pulley and O-rings.
  - Install the crank pulley by aligning the crank pulley knock hole (A) and crank pulley boss knock pin (B).
    
    Fig 3: Identifying Crank Pulley Knock Hole And Crank Pulley Boss Knock Pin
    Courtesy of SUBARU OF AMERICA, INC.
2. Use the ST to lock the crank pulley, and temporarily tighten the crank pulley bolt.
  NOTE: To prevent damaging ST1, attach the ST2 onto the ST1 as shown.
  
  ST1 18355AA000 PULLEY WRENCH
  
  ST2 18334AA000 PULLEY WRENCH PIN SET
  
  Fig 4: Tightening Crank Pulley Bolt Using ST
  Courtesy of SUBARU OF AMERICA, INC.
  
  ST1 18355AA000 PULLEY WRENCH
  
  ST2 18334AA000 PULLEY WRENCH PIN SET
  
  Tightening torque: 60 N.m (6.1 kgf-m, 44.3 ft-lb)
  
  Fig 5: Tightening Crank Pulley Bolt Using ST
  Courtesy of SUBARU OF AMERICA, INC.
3. Set the ST2, use the ST1 to lock the crank pulley, and tighten the crank pulley bolt to the specified angle.
  NOTE: Attach the magnet used for securing the ST3 (ANGLE GAUGE) to ST1.
  
  ST1 18355AA000 PULLEY WRENCH
  
  ST2 18334AA000 PULLEY WRENCH PIN SET
  
  ST3 18854AA000 ANGLE GAUGE
  
  Tightening angle: 60°±5°
  
  Fig 6: Tightening Crank Pulley Bolt
  Courtesy of SUBARU OF AMERICA, INC.
Install the radiator sub fan and fan motor. < refer to INSTALLATION , Radiator Sub Fan and Fan Motor >
Install the V-belts. < refer to INSTALLATION , V-belt >