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Home >> Subaru >> 2021 >> WRX Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Fuel Injection System (2.5L)) >> Pressure Regulator & Damper Assembly >> Assembly
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Pressure Regulator & Damper Assembly: Assembly

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  1. Install the pressure regulator to the fuel holder assembly, and install the fuel pipe gasket and pulsation damper to the fuel holder assembly.
    NOTE:
    • Use new O-rings and fuel pipe gaskets.
    • Apply a thin coat of engine oil to the pressure regulator installation hole of fuel holder assembly.

    Tightening torque: 

    T1: 6.4 N.m (0.7 kgf-m, 4.7 ft-lb)

    T2: 21.6 N.m (2.2 kgf-m, 15.9 ft-lb)

    Fig 1: Pressure Regulator, Fuel Pipe Gasket, Pulsation Damper And Bolts (With Torque Specification)
    G13640247Courtesy of SUBARU OF AMERICA, INC.
  2. Install the fuel pipe protector to the pressure regulator and damper assembly.
    G13640248Courtesy of SUBARU OF AMERICA, INC.