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Install the fuel pipe assembly and pressure regulator to the intake manifold.
Tighten the bolt which installs the fuel pipes on the intake manifold.
Tightening torque:

5.0 N.m (0.51 kgf-m, 3.7 ft-lb)

Fig 1: Tightening Bolt At The Fuel Pipes On The Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Install the fuel injector pipe.
Connect the fuel injector pipe RH to fuel hose, and then tighten the clamp screw.

Fig 2: Connecting The Fuel Injector Pipe (RH Side) To Fuel Hose, & Tightening The Clamp Screw
Courtesy of SUBARU OF AMERICA, INC.
Connect the fuel injector pipe LH to fuel hose, and then tighten the clamp screw.

Fig 3: Connecting The Fuel Injector Pipe (LH Side) To Fuel Hose, & Tightening The Clamp Screw
Courtesy of SUBARU OF AMERICA, INC.
Connect the air by-pass hoses.

Fig 4: Connecting The Air By-Pass Hoses
Courtesy of SUBARU OF AMERICA, INC.
Install the fuel injectors.
NOTE:
- Replace the O-rings with new ones.
  
  Fig 5: Replacing The O-Rings With New Ones
  Courtesy of SUBARU OF AMERICA, INC.
- Do not forget to install the fuel injector securing clip.
  
  Fig 6: Installing Fuel Injector Securing Clip
  Courtesy of SUBARU OF AMERICA, INC.
Tighten the bolt which installs the injector pipe on the intake manifold.
- RH SIDE
  Tightening torque:
  
  5.0 N.m (0.51 kgf-m, 3.7 ft-lb)
  
  Fig 7: Tightening Bolt At The Injector Pipe On The Intake Manifold (RH Side) (1 Of 2)
  Courtesy of SUBARU OF AMERICA, INC.
  
  Tightening torque:
  
  19 N.m (1.9 kgf-m, 13.7 ft-lb)
  
  Fig 8: Tightening Bolt At The Injector Pipe On The Intake Manifold (RH Side) (2 Of 2)
  Courtesy of SUBARU OF AMERICA, INC.
- LH SIDE
  Tightening torque:
  
  5.0 N.m (0.51 kgf-m, 3.7 ft-lb)
  
  Fig 9: Tightening Bolt At The Injector Pipe On The Intake Manifold (LH Side) (1 Of 2)
  Courtesy of SUBARU OF AMERICA, INC.
  
  Tightening torque:
  
  19 N.m (1.9 kgf-m, 13.7 ft-lb)
  
  Fig 10: Tightening Bolt At The Injector Pipe On The Intake Manifold (LH Side) (2 Of 2)
  Courtesy of SUBARU OF AMERICA, INC.
Tighten the two bolts which install the fuel pipes on intake manifold.
Tightening torque:

5.0 N.m (0.51 kgf-m, 3.7 ft-lb)

Fig 11: Identifying Fuel Pipe Bolts At Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Install the engine harness onto the intake manifold.
Hold the engine harness by harness band (A) and bolts (B).
Tightening torque:

16 N.m (1.6 kgf-m, 11.8 ft-lb)

Fig 12: Holding The Engine Harness By Harness Band (A) & Bolts (B)
Courtesy of SUBARU OF AMERICA, INC.
Connect the connector to fuel injector
Install the fuel pipe protector RH.
Tightening torque:

19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 13: Installing Fuel Pipe Protector (RH Side)
Courtesy of SUBARU OF AMERICA, INC.
Install the fuel pipe protector LH.
Tightening torque:

19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 14: Installing Fuel Pipe Protector (LH Side)
Courtesy of SUBARU OF AMERICA, INC.
Install the purge control solenoid valve. < Ref. to INSTALLATION , Purge Control Solenoid Valve. >
Connect the pressure regulator vacuum hose to the intake manifold.

Fig 15: Connecting The Pressure Regulator Vacuum Hose To The Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Install the air assist injector solenoid valve to the bracket. < Ref. to INSTALLATION , Air Assist Injector Solenoid Valve. >
Install the throttle body to the intake manifold. < Ref. to INSTALLATION , Throttle Body. >
Install the ignition coil & ignitor Assy. < Ref. to INSTALLATION , Ignition Coil & Ignitor assy. >

Safety Warning

Intake Manifold: Assembly

Use the Manual With the Right Hardware

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