Oil Pump: Installation

Install in the reverse order of removal.

Do the following:

1. Apply fluid packing to matching surfaces of oil pump.

   Fluid packing: 

   Part No. 004403007 

   THREE BOND 1215 or equivalent 

2. Replace O-ring (A) with a new one.
   Fig 1: Applying Liquid Gasket To Matching Surfaces Of Oil Pump

   Courtesy of SUBARU OF AMERICA, INC.
3. Apply engine oil to the inside of the oil seal.
   Fig 2: Applying Coat Of Engine Oil

   Courtesy of SUBARU OF AMERICA, INC.
4. Position the oil pump, aligning the notched area with the crankshaft, and push the oil pump straight.
   CAUTION:

   • Do not fold the oil seal lip.
   • When installing oil pump to cylinder block, do not damage oil seal.
   • Tighten the relief valve plug securely.
5. Install oil pump. Apply fluid packing to the threads of three bolts as shown in the figure.

   Fluid packing: 

   Part No. 004403042 

   THREE BOND 1324 or equivalent 

   Tightening torque: 

   6.4 N.m (0.65 kgf-m, 4.7 ft-lb) 

   Fig 3: Applying Fluid Packing To Threads Of Bolts

   Courtesy of SUBARU OF AMERICA, INC.