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Cylinder Block: Installation

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply engine oil to the crankshaft bearing, and install the crankshaft bearing to the cylinder block.
    CAUTION:
    • Place a wood board wrapped with a waste cloth to prevent the knock pin damage and to stabilize the cylinder block before work.
    • Be careful not to scratch the mating surface of cylinder block during work.
      Fig 1: Pressing Bearing At Opposite End Of Locking Lip
      G07669585Courtesy of SUBARU OF AMERICA, INC.
  2. Install O-rings to the cylinder block LH.
    NOTE: Use new O-rings.
    Fig 2: Locating O-Ring Of Cylinder Block LH
    G07669586Courtesy of SUBARU OF AMERICA, INC.
  3. Apply engine oil to the crankshaft journal, and set the crankshaft to the cylinder block LH.
    Fig 3: Locating Crankshaft Journal
    G07669587Courtesy of SUBARU OF AMERICA, INC.
  4. Apply liquid gasket to the mating surface of cylinder block RH as shown in the figure.
    CAUTION: Do not let the liquid gasket overflow to the oil passage, journal groove, because the engine seizure may result.
    NOTE:
    • Before applying liquid gasket, remove oil from liquid gasket seal surface of the cylinder block RH and the cylinder block LH.
    • Install within 5 min. after applying liquid gasket.

    Liquid gasket: THREE BOND 1217G (Part No. K0877Y0100) or equivalent 

    Liquid gasket applying diameter: 

    Mating surfaces other than ranges A and B 

    1±0.5 mm (0.0394±0.0197 in) 

    Mating surfaces of ranges A and B 

    4±0.5 mm (0.1575±0.0197 in) 

    Fig 4: Applying Liquid Gasket To Mating Surface Of Cylinder Block RH
    G07669588Courtesy of SUBARU OF AMERICA, INC.
  5. Install the cylinder block RH to the cylinder block LH.
  6. Join the cylinder blocks.
    1. Apply a coat of engine oil to the washers and cylinder block mounting bolt threads.
      NOTE: To prevent mixture of engine oil into the water jacket, do not apply a large amount.
    2. Install the cylinder head bolt at the locations shown in the figure.
      NOTE: This procedure is required to tighten the cylinder block mounting bolts with specified angle using ST.
      Fig 5: Identifying Cylinder Head Bolt
      G07669589Courtesy of SUBARU OF AMERICA, INC.
    3. Tighten all mounting bolts with a torque of 35 N.m (3.6 kgf-m, 25.8 ft-lb) in numerical order as shown in the figure.
      CAUTION: When tightening the mounting bolts with specified torque, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      Fig 6: Identifying Cylinder Block LH Mounting Bolts Tightening Sequence
      G07669590Courtesy of SUBARU OF AMERICA, INC.
    4. Loosen all mounting bolts by 180° in numerical order as shown in the figure.
      CAUTION: When loosening the mounting bolts, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      Fig 7: Identifying Cylinder Block Mounting Bolts Loosening Sequence
      G07669591Courtesy of SUBARU OF AMERICA, INC.
    5. Tighten all mounting bolts with a torque of 35 N.m (3.6 kgf-m, 25.8 ft-lb) in numerical order as shown in the figure.
      CAUTION: When tightening the mounting bolts with specified torque, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      Fig 8: Identifying Cylinder Block LH Mounting Bolts Tightening Sequence
      G07669592Courtesy of SUBARU OF AMERICA, INC.
    6. Loosen the mounting bolts (4 places) by 180° in numerical order as shown in the figure.
      CAUTION: When loosening the mounting bolts, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      Fig 9: Identifying Cylinder Block Mounting Bolts Loosening Sequence
      G07669593Courtesy of SUBARU OF AMERICA, INC.
    7. Tighten the mounting bolts (4 places) with a torque of 17 N.m (1.7 kgf-m, 12.5 ft-lb) in numerical order as shown in the figure.
      CAUTION: When tightening the mounting bolts with specified torque, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      Fig 10: Identifying Cylinder Block RH Mounting Bolts Tightening Sequence
      G07669594Courtesy of SUBARU OF AMERICA, INC.
    8. Tighten the mounting bolts (4 places) with specified angle in numerical order as shown in the figure using ST.
      CAUTION: When tightening the mounting bolts with specified angle, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      NOTE: Attach the magnet used for securing the ST (ANGLE GAUGE) to the cylinder head bolt attached in step ( 2).

      ST 18854AA000 ANGLE GAUGE

      Tightening angle: 60°±2° 

      Fig 11: Tightening Cylinder Block Mounting Bolts Using Angle Gauge
      G07669595Courtesy of SUBARU OF AMERICA, INC.
    9. Loosen the mounting bolts (6 places) by 180° in numerical order as shown in the figure.
      CAUTION: When loosening the mounting bolts, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      Fig 12: Identifying Cylinder Block Mounting Bolts Loosening Sequence
      G07669596Courtesy of SUBARU OF AMERICA, INC.
    10. Tighten the mounting bolts (6 places) with a torque of 17 N.m (1.7 kgf-m, 12.5 ft-lb) in numerical order as shown in the figure.
      CAUTION: When tightening the mounting bolts with specified torque, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      Fig 13: Identifying Cylinder Block RH Mounting Bolts Tightening Sequence
      G07669597Courtesy of SUBARU OF AMERICA, INC.
    11. Tighten the mounting bolts (6 places) with specified angle in numerical order as shown in the figure using ST.
      CAUTION: When tightening the mounting bolts with specified angle, hold the cylinder block LH while not holding the cylinder block RH to ensure the joint accuracy of the cylinder block.
      NOTE: Attach the magnet used for securing the ST (ANGLE GAUGE) to the cylinder head bolt attached in step ( 2).

      ST 18854AA000 ANGLE GAUGE

      Tightening angle: 60°±2° 

      Fig 14: Tightening Cylinder Block LH Mounting Bolts Using Angle Gauge
      G07669598Courtesy of SUBARU OF AMERICA, INC.
    12. Remove the cylinder head bolt attached at the locations shown in the figure.
      Fig 15: Identifying Cylinder Head Bolt
      G07669599Courtesy of SUBARU OF AMERICA, INC.
    13. Install the bolt shown in the figure.
      NOTE: After tightening, if the liquid gasket is squeezed out in the seal surface area of the chain cover and oil pan upper, completely remove any liquid gasket that is squeezed out.

      Tightening torque: 25 N.m (2.5 kgf-m, 18.4 ft-lb) 

      Fig 16: Locating Cylinder Block RH Bolts (Upper Side)
      G07669600Courtesy of SUBARU OF AMERICA, INC.
  7. Set the part so that the oil pan side of cylinder block is on the upper side.
  8. Apply a coat of engine oil to the oil seal inner periphery and outer periphery, and install the rear oil seal using ST1 and ST2.
    NOTE: Use a new rear oil seal.

    ST1 18671AA020 OIL SEAL GUIDE

    ST2 18657AA030 OIL SEAL INSTALLER

    Fig 17: Installing Rear Oil Seal Using ST1 And ST2
    G07669601Courtesy of SUBARU OF AMERICA, INC.
  9. Install the A/C compressor bracket bolts and the power steering pump bracket bolts at the locations shown in the figure.
    NOTE:
    • This procedure is required to prevent the knock pin damage when the cylinder block is raised in the next step.
    • Use the same length bolt for the four bolts.
      Fig 18: Locating A/C Compressor Bracket And Power Steering Pump Bracket Bolts
      G07669602Courtesy of SUBARU OF AMERICA, INC.
  10. Raise the cylinder block so that the rear oil seal is on the lower side.
  11. Align the ring closed gaps of piston ring and oil ring for each piston.
    NOTE:
    • Make sure ring gaps do not face the same direction.
    • Check that the piston ring mark of top ring and second ring faces the top side of the piston.
    • Check that the ring gaps is not positioned within the range of piston skirt extended line.
    1. Set the ring gap of the top ring to the position (A) in the figure.
      Fig 19: Positioning Ring Gap Of Top Ring
      G07669603Courtesy of SUBARU OF AMERICA, INC.
    2. Position the ring gap of second ring at (B) in the figure on the 180° opposite direction of (A).
      Fig 20: Positioning Ring Gap Of Second Ring
      G07669604Courtesy of SUBARU OF AMERICA, INC.
    3. Set the ring gap of the upper rail to the position (C) in the figure.
      Fig 21: Positioning Ring Gap Of Upper Rail
      G07669605Courtesy of SUBARU OF AMERICA, INC.
    4. Align the upper rail spin stopper (E) to the side hole (D) on the piston.
      Fig 22: Identifying Upper Rail Spin Stopper Alignment Position
      G07669606Courtesy of SUBARU OF AMERICA, INC.
    5. Position the ring gap of expander at (F) in the figure on the 180° opposite direction of (C).
      Fig 23: Positioning Ring Gap Of Expander
      G07669607Courtesy of SUBARU OF AMERICA, INC.
    6. Set the ring gap of lower rail at position (G), located 120° clockwise from (C) in the figure.
      Fig 24: Positioning Ring Gap Of Lower Rail
      G07669608Courtesy of SUBARU OF AMERICA, INC.
  12. Install the piston and connecting rod to the cylinder block.
    1. Apply engine oil to the outer circumference of each piston, crank pin, and in the cylinder block.
    2. Turn the crankshaft so that the #1 crank pin (A) is positioned at TDC using ST.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 25: Turning Crankshaft Using Crankshaft Socket
      G07669609Courtesy of SUBARU OF AMERICA, INC.
    3. Compress the piston ring using piston ring compressor, and insert the #1 connecting rod with #1 piston into cylinder block.
      CAUTION:
      • Be careful not to damage the cylinder liner and #1 crank pin by the #1 connecting rod large end.
      • Be careful not to apply strong impact when inserting to prevent connecting rod bearing from falling off.
      NOTE:
      • Face the piston front mark (arrow) towards the front of the engine.
        Fig 26: Identifying Piston Front Mark
        G07669610Courtesy of SUBARU OF AMERICA, INC.
      • Insert while lightly tapping the crown of the piston with the handle of a plastic hammer.
        Fig 27: Tapping Crown Of Piston
        G07669611Courtesy of SUBARU OF AMERICA, INC.
    4. Turn the crankshaft counterclockwise so that the #1 crank pin and the large end of #1 connecting rod (A) are positioned as shown in the figure using ST, while pressing the #1 piston crown, and then set the #1 connecting rod cap and #1 connecting rod cap bolt.
      NOTE:
      • Each connecting rod has its own mating cap. Make sure that they are assembled correctly by checking their matching symbol.
      • Use a new connecting rod cap bolt.
      • Apply a coat of engine oil to the #1 connecting rod cap seat and the connecting rod cap bolt threads.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 28: Turning Crankshaft Using Crankshaft Socket
      G07669612Courtesy of SUBARU OF AMERICA, INC.
    5. Using TORX® socket E12, tighten the #1 connecting rod cap bolts to 10 N.m (1.0 kgf-m, 7.4 ft-lb) in numerical order as shown in the figure, then retighten the bolts to 22 N.m (2.2 kgf-m, 16.2 ft-lb) in numerical order as shown in the figure.
      Fig 29: Tighten #1 Connecting Rod Cap Bolt
      G07669613Courtesy of SUBARU OF AMERICA, INC.
    6. Turn the crankshaft clockwise so that the #2 crank pin (A) is positioned at TDC using ST.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 30: Turning Crankshaft Using Crankshaft Socket
      G07669614Courtesy of SUBARU OF AMERICA, INC.
    7. Compress the piston ring using piston ring compressor, and insert the #2 connecting rod with #2 piston into cylinder block.
      CAUTION:
      • Be careful not to damage the cylinder liner and #2 crank pin by the #2 connecting rod large end.
      • Be careful not to apply strong impact when inserting to prevent connecting rod bearing from falling off.
      NOTE:
      • Face the piston front mark (arrow) towards the front of the engine.
        Fig 31: Identifying Piston Front Mark
        G07669615Courtesy of SUBARU OF AMERICA, INC.
      • Insert while lightly tapping the crown of the piston with the handle of a plastic hammer.
        Fig 32: Tapping Crown Of Piston
        G07669616Courtesy of SUBARU OF AMERICA, INC.
    8. Turn the crankshaft clockwise so that the #2 crank pin and the large end of #2 connecting rod (A) are positioned as shown in the figure using ST, while pressing the #2 piston crown, and then set the #2 connecting rod cap and #2 connecting rod cap bolt.
      NOTE:
      • Each connecting rod has its own mating cap. Make sure that they are assembled correctly by checking their matching symbol.
      • Use a new connecting rod cap bolt.
      • Apply a coat of engine oil to the #2 connecting rod cap seat and the connecting rod cap bolt threads.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 33: Turning Crankshaft Using Crankshaft Socket
      G07669617Courtesy of SUBARU OF AMERICA, INC.
    9. Using TORX® socket E12, tighten the #2 connecting rod cap bolts to 10 N.m (1.0 kgf-m, 7.4 ft-lb) in numerical order as shown in the figure, then retighten the bolts to 22 N.m (2.2 kgf-m, 16.2 ft-lb) in numerical order as shown in the figure.
      Fig 34: Tightening #2 Connecting Rod Cap Bolt
      G07669618Courtesy of SUBARU OF AMERICA, INC.
    10. Turn the crankshaft clockwise so that the #3 crank pin (A) is positioned at TDC using ST.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 35: Turning Crankshaft Using Crankshaft Socket
      G07669619Courtesy of SUBARU OF AMERICA, INC.
    11. Compress the piston ring using piston ring compressor, and insert the #3 connecting rod with #3 piston into cylinder block.
      CAUTION:
      • Be careful not to damage the cylinder liner and #3 crank pin by the #3 connecting rod large end.
      • Be careful not to apply strong impact when inserting to prevent connecting rod bearing from falling off.
      NOTE:
      • Face the piston front mark (arrow) towards the front of the engine.
        Fig 36: Identifying Piston Front Mark
        G07669620Courtesy of SUBARU OF AMERICA, INC.
      • Insert while lightly tapping the crown of the piston with the handle of a plastic hammer.
        Fig 37: Tapping Crown Of Piston
        G07669621Courtesy of SUBARU OF AMERICA, INC.
    12. Turn the crankshaft counterclockwise so that the #3 crank pin and the large end of #3 connecting rod are positioned as shown in the figure using ST, while pressing the #3 piston crown, and then set the #3 connecting rod cap and #3 connecting rod cap bolt.
      NOTE:
      • Each connecting rod has its own mating cap. Make sure that they are assembled correctly by checking their matching symbol.
      • Use a new connecting rod cap bolt.
      • Apply a coat of engine oil to the #3 connecting rod cap seat and the connecting rod cap bolt threads.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 38: Turning Crankshaft Using Crankshaft Socket
      G07669622Courtesy of SUBARU OF AMERICA, INC.
    13. Using TORX® socket E12, tighten the #3 connecting rod cap bolts to 10 N.m (1.0 kgf-m, 7.4 ft-lb) in numerical order as shown in the figure, then retighten the bolts to 22 N.m (2.2 kgf-m, 16.2 ft-lb) in numerical order as shown in the figure.
      Fig 39: Tightening #3 Connecting Rod Cap Bolt
      G07669623Courtesy of SUBARU OF AMERICA, INC.
    14. Turn the crankshaft clockwise so that the #4 crank pin (A) is positioned at TDC using ST.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 40: Turning Crankshaft Using Crankshaft Socket
      G07669624Courtesy of SUBARU OF AMERICA, INC.
    15. Compress the piston ring using piston ring compressor, and insert the #4 connecting rod with #4 piston into cylinder block.
      CAUTION:
      • Be careful not to damage the cylinder liner and #4 crank pin by the #4 connecting rod large end.
      • Be careful not to apply strong impact when inserting to prevent connecting rod bearing from falling off.
      NOTE:
      • Face the piston front mark (arrow) towards the front of the engine.
        Fig 41: Identifying Piston Front Mark
        G07669625Courtesy of SUBARU OF AMERICA, INC.
      • Insert while lightly tapping the crown of the piston with the handle of a plastic hammer.
        Fig 42: Tapping Crown Of Piston
        G07669626Courtesy of SUBARU OF AMERICA, INC.
    16. Turn the crankshaft clockwise so that the #4 crank pin and the large end of #4 connecting rod (A) are positioned as shown in the figure using ST, while pressing the #4 piston crown, and then set the #4 connecting rod cap and #4 connecting rod cap bolt.
      NOTE:
      • Each connecting rod has its own mating cap. Make sure that they are assembled correctly by checking their matching symbol.
      • Use a new connecting rod cap bolt.
      • Apply a coat of engine oil to the #4 connecting rod cap seat and the connecting rod cap bolt threads.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 43: Turning Crankshaft Using Crankshaft Socket
      G07669627Courtesy of SUBARU OF AMERICA, INC.
    17. Using TORX® socket E12, tighten the #4 connecting rod cap bolts to 10 N.m (1.0 kgf-m, 7.4 ft-lb) in numerical order as shown in the figure, then retighten the bolts to 22 N.m (2.2 kgf-m, 16.2 ft-lb) in numerical order as shown in the figure.
      Fig 44: Tightening #4 Connecting Rod Cap Bolt
      G07669628Courtesy of SUBARU OF AMERICA, INC.
    18. Install the cam carrier mounting bolts at the locations shown in the figure.
      NOTE: This procedure is required to tighten the connecting rod cap bolts with specified angle using ST.
      Fig 45: Locating Cam Carrier Mounting Bolts
      G07669629Courtesy of SUBARU OF AMERICA, INC.
    19. Turn the crankshaft so that the #1 connecting rod cap (A) and #4 connecting rod cap (B) is located at the position shown in the figure using ST.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 46: Turning Crankshaft Using Crankshaft Socket
      G07669630Courtesy of SUBARU OF AMERICA, INC.
    20. Using ST and TORX® socket E12, tighten the #1 connecting rod cap bolts and #4 connecting rod cap bolts with specified angle in numerical order as shown in the figure.
      NOTE: Attach the magnet used for securing the ST (ANGLE GAUGE) to the cam carrier mounting bolt attached in step ( 18).

      ST 18854AA000 ANGLE GAUGE

      Tightening angle: 137°±2° 

      Fig 47: Tightening #1 Connecting Rod Cap Bolts And #4 Connecting Rod Cap Bolts
      G07669631Courtesy of SUBARU OF AMERICA, INC.
    21. Turn the crankshaft so that the #2 connecting rod cap (A) and #3 connecting rod cap (B) is located at the position shown in the figure using ST.

      ST 18252AA000 CRANKSHAFT SOCKET

      Fig 48: Turning Crankshaft Using Crankshaft Socket
      G07669632Courtesy of SUBARU OF AMERICA, INC.
    22. Using ST and TORX® socket E12, tighten the #2 connecting rod cap bolts and #3 connecting rod cap bolts with specified angle in numerical order as shown in the figure.
      NOTE: Attach the magnet used for securing the ST (ANGLE GAUGE) to the cam carrier mounting bolt attached in step ( 18).

      ST 18854AA000 ANGLE GAUGE

      Tightening angle: 137°±2° 

      Fig 49: Tightening #2 Connecting Rod Cap Bolts And #3 Connecting Rod Cap Bolts
      G07669633Courtesy of SUBARU OF AMERICA, INC.
    23. Remove the cam carrier mounting bolts attached at the locations shown in the figure.
      Fig 50: Locating Cam Carrier Mounting Bolts
      G07669634Courtesy of SUBARU OF AMERICA, INC.
  13. Set the cylinder block so that the oil pan side is on the upper side, and remove the A/C compressor bracket bolts and the power steering pump bracket bolts attached at the locations shown in the figure.
    Fig 51: Locating A/C Compressor Bracket And Power Steering Pump Bracket Bolts
    G07669635Courtesy of SUBARU OF AMERICA, INC.
  14. Install the oil pan upper with oil pan to the cylinder block.
    1. Apply liquid gasket to the mating surface of oil pan upper as shown in the figure.
      NOTE:
      • Before applying liquid gasket, remove oil from liquid gasket seal surface of the cylinder block and the oil pan upper.
      • Install within 5 min. after applying liquid gasket.
      • Apply liquid gasket 1.5 mm (0.0591 in) outside from the chamfer surface. However, application of liquid gasket on the chamfer surface around the bolt hole is allowed.

      Liquid gasket: THREE BOND 1217G (Part No. 0877Y0100) or equivalent 

      Liquid gasket applying diameter: 5±1 mm (0.1969±0.0394 in) 

      Fig 52: Identifying Mating Surface Of Oil Pan Upper Liquid Gasket Applying Area
      G07669636Courtesy of SUBARU OF AMERICA, INC.
    2. Install the O-ring to the cylinder block.
      NOTE: Use new O-rings.
      Fig 53: Locating O-Ring Of Cylinder Block
      G07669637Courtesy of SUBARU OF AMERICA, INC.
    3. Set the oil pan with oil pan upper to the cylinder block, and tighten the bolts in numerical order as shown in the figure.
      NOTE: After tightening, if the liquid gasket is squeezed out onto the seal surface of the chain cover, completely remove any squeezed-out liquid gasket.

      Tightening torque: 18 N.m (1.8 kgf-m, 13.3 ft-lb) 

      Fig 54: Identifying Cylinder Block Bolts Tightening Sequence
      G07669638Courtesy of SUBARU OF AMERICA, INC.
  15. Set the thermostat to the oil pan upper, and install the thermostat cover.
    NOTE: Use a new gasket.

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

    Fig 55: Locating Thermostat Cover Bolts Of Oil Pan Upper
    G07669639Courtesy of SUBARU OF AMERICA, INC.
  16. Install the ST1, ST2, ST3 and ST4 to the cylinder block and oil pan upper.

    ST1 498457000 ENGINE STAND ADAPTER RH

    ST2 498457100 ENGINE STAND ADAPTER LH

    ST3 18362AA020 ADAPTER

    ST4 499817100 ENGINE STAND

    Tightening torque: 35 N.m (3.6 kgf-m, 25.8 ft-lb) 

    Fig 56: Installing ST1, ST2, ST3 And ST4 From Cylinder Block And Oil Pan Upper
    G07669640Courtesy of SUBARU OF AMERICA, INC.
  17. Install the crankshaft position sensor with crankshaft position sensor holder to the cylinder block LH.

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

    Fig 57: Locating Crankshaft Position Sensor Holder Bolts
    G07669641Courtesy of SUBARU OF AMERICA, INC.
  18. Install the crankshaft position sensor plate with drive plate. (AT model) < refer to INSTALLATION , Drive Plate >
  19. Install the crankshaft position sensor plate with flywheel. (MT model) < refer to INSTALLATION , Flywheel >
  20. Install the clutch disc and cover. (MT model) < refer to INSTALLATION , Clutch Disc and Cover >
  21. Install the PCV valve onto the cylinder block RH.
    NOTE: Apply liquid gasket to the bolt threads of PCV valve.

    Liquid gasket: THREE BOND 1141G or equivalent 

    Tightening torque: 23 N.m (2.3 kgf-m, 17.0 ft-lb) 

    Fig 58: Locating PCV Valve Bolt Of Cylinder Block RH
    G07669642Courtesy of SUBARU OF AMERICA, INC.
  22. Install the PCV hose assembly (A) and the vacuum hose (B) to cylinder block and PCV valve.
    NOTE: Use a new clamp for the PCV hose assembly, fit the cut out in the ST with the protrusion on the clamp as shown in the figure, and lock the clamp.

    ST 18353AA000 CLAMP PLIERS

    Fig 59: Locking Clamp
    G07669643Courtesy of SUBARU OF AMERICA, INC.
  23. Install the knock sensor to the cylinder block LH.
    NOTE: Knock sensor must be positioned toward engine front so that the connector center position is within the range of 76.5 - 91.5° (shaded area).

    Tightening torque: 24 N.m (2.4 kgf-m, 17.7 ft-lb) 

    Fig 60: Identifying Knock Sensor Installation Dimension
    G07669644Courtesy of SUBARU OF AMERICA, INC.
  24. Install the O-ring to the cylinder block and PCV connector.
    NOTE: Use new O-rings.
    Fig 61: Locating Cylinder Block And PCV Connector O-Ring
    G07669645Courtesy of SUBARU OF AMERICA, INC.
  25. Install the water pipe assembly and PCV connector to the cylinder block.

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

    Fig 62: Locating Water Pipe Assembly And PCV Connector Bolts
    G07669646Courtesy of SUBARU OF AMERICA, INC.
  26. Install the engine hanger to the cylinder block RH.

    Tightening torque: 21 N.m (2.1 kgf-m, 15.5 ft-lb) 

    Fig 63: Locating Engine Hanger Bolts Of Cylinder Block RH
    G07669647Courtesy of SUBARU OF AMERICA, INC.
  27. Install the crank sprocket. < refer to INSTALLATION , Crank Sprocket >
  28. Install the cylinder head. < refer to INSTALLATION , Cylinder Head >
  29. Install the cam carrier. < refer to INSTALLATION , Cam Carrier >
  30. Install the rocker cover. < refer to INSTALLATION , Rocker Cover >
  31. Install the chain cover. < refer to INSTALLATION , Chain Cover >
  32. Install the tumble generator valve assembly. < refer to INSTALLATION , Tumble Generator Valve Assembly >
  33. Install the intake manifold. < refer to INSTALLATION , Intake Manifold >
  34. Install the engine to the vehicle. < refer to INSTALLATION , Engine Assembly >
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