LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2003 >> Impreza Outback Sport, Standard >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> Engine Lubrication System >> Oil Pump >> Assembly
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Oil Pump: Assembly

  1. Install the front oil seal by using ST.

    ST 499587100 OIL SEAL INSTALLER

    NOTE: Use a new oil seal.
    Fig 1: Installing Front Oil Seal Using ST
    G02621872Courtesy of SUBARU OF AMERICA, INC.
  2. Apply a coat of engine oil to the inner and outer rotors.
  3. Install the inner and outer rotors in their original positions.
  4. Install the oil relief valve and relief valve spring and plug.
    NOTE: Use a new gasket.
  5. Install the oil pump cover.

    Tightening torque: 

    1. T1:  5 N.m (0.5 kgf.m, 3.6 ft.lb)
    2. T2:  44 N.m (4.5 kgf.m, 32.5 ft.lb)
      Fig 2: Installing Oil Pump Cover
      G02621873Courtesy of SUBARU OF AMERICA, INC.