Oil Pump: Installation

Install in the reverse order of removal.

Do the following:

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

   Fluid packing: 

   1. Parts No. 004403007 
   2. THREE BOND 1215 or equivalent 
   Fig 1: Applying Fluid Packing To Oil Pump

   Courtesy of SUBARU OF AMERICA, INC.
2. Replace the O-ring (A) with a new one.
3. Apply a coat of engine oil to the inside of oil seal.
   Fig 2: Applying Coat To Engine Oil Inside To Oil Seal

   Courtesy of SUBARU OF AMERICA, INC.
4. Be careful not to scratch the oil seal when installing oil pump on cylinder block.
5. Position the oil pump, aligning the notched area with crankshaft, and push the oil pump straight.
   CAUTION: Make sure the oil seal lip is not folded. 
6. Install the oil pump.

   Tightening torque: 

   1. 6.4 N.m (0.65 kgf-m, 4.7 ft-lb) 
   Fig 3: Installing Oil Pump

   Courtesy of SUBARU OF AMERICA, INC.