CYLINDER HEAD REASSEMBLY


  1. INSTALL STUD BOLT

    Note

    If a stud bolt is deformed or its threads are damaged, replace it.


    1. Using E7 and E8 "TORX" socket wrenches, install the stud bolts.

      Torque:
      9.0 N*m  { 92 kgf*cm, 80 in.*lbf }
      A015AQQE03
      Text in Illustration
      *a for Intake Side of Bank 2 *b for Intake Side of Bank 1
      *c for Exhaust Side of Bank 2 *d for Exhaust Side of Bank 1
      *e for Front Side of Bank 2 *f for Front Side of Bank 1

  2. INSTALL NO. 2 STRAIGHT SCREW PLUG


    1. Using a 14 mm hexagon wrench, install 2 new gaskets and the 2 No. 2 straight screw plugs.

      Torque:
      85 N*m  { 867 kgf*cm, 63 ft.*lbf }

  3. INSTALL NO. 1 STRAIGHT SCREW PLUG


    1. Using a 10 mm hexagon wrench, install 6 new gaskets and the 6 No. 1 straight screw plugs.

      Torque:
      44 N*m  { 449 kgf*cm, 32 ft.*lbf }

  4. INSTALL VALVE SPRING SEAT


    1. Install the valve spring seats to the cylinder head.

  5. INSTALL VALVE STEM OIL SEAL


    1. A0159QYE16
      Text in Illustration
      *A for Intake Side
      *B for Exhaust Side
      *1 Brown
      *2 Gray

      Apply a light coat of engine oil to 2 new valve stem oil seals.

      Note

      Pay attention when installing the intake and exhaust valve stem oil seals. Installing the intake valve stem oil seal to the exhaust side or installing the exhaust valve stem oil seal to the intake side can cause installation problems later.

      Tech Tips

      The intake valve oil seals are brown and the exhaust valve oil seals are gray.

    2. A0155Z1E03
      Text in Illustration
      *a CORRECT
      *b INCORRECT

      Using SST, push in the valve stem oil seals.

      SST
      09201-41020

      Note

      Failure to use SST will cause the seal to be damaged or improperly seated.

  6. INSTALL INTAKE VALVE


    1. A015BZQE26
      Text in Illustration
      *a 40 mm (1.57 in.) or more

      Apply a sufficient coat of engine oil to the tip area of the intake valve as shown in the illustration.

    2. Install the intake valve, compression spring and valve spring retainer to the cylinder head.

      Note

      Install the same parts in the same combination to their original locations.

    3. A015DXPE03

      Using SST, compress the compression spring and install the 2 valve spring retainer locks.

      SST
      09202-70020   ( 09202-00010 )
    4. A0159J5

      Using a plastic-faced hammer, lightly tap the valve stem tip to ensure a proper fit.

      Note

      Be careful not to damage the retainer.

  7. INSTALL EXHAUST VALVE


    1. A015DG8E24
      Text in Illustration
      *a 40 mm (1.57 in.) or more

      Apply a sufficient coat of engine oil to the tip area of the exhaust valve as shown in the illustration.

    2. Install the exhaust valve, compression spring and valve spring retainer to the cylinder head.

      Note

      Install the same parts in the same combination to their original locations.

    3. A015891E03

      Using SST, compress the compression spring and install the 2 valve spring retainer locks.

      SST
      09202-70020   ( 09202-00010 )
    4. A015B0W

      Using a plastic-faced hammer, lightly tap the valve stem tip to ensure a proper fit.

      Note

      Be careful not to damage the retainer.