CYLINDER HEAD DISASSEMBLY

PROCEDURE


  1. REMOVE INTAKE VALVE


    1. B0075WIN06

      Using SST, compress the inner compression spring and remove the valve spring retainer lock.

      SST
      09202-70020   ( 09202-00010, 09202-01010, 09202-01020 )

    2. Remove the valve spring retainer, inner compression spring and intake valve.

      Tech Tips

      Arrange the removed parts in such a way that they can be reinstalled to their original locations.

  2. REMOVE EXHAUST VALVE


    1. B0074LGN07

      Using SST, compress the inner compression spring and remove the valve spring retainer lock.

      SST
      09202-70020   ( 09202-00010, 09202-01010, 09202-01020 )

    2. Remove the valve spring retainer, inner compression spring and exhaust valve.

      Tech Tips

      Arrange the removed parts in such a way that they can be reinstalled to their original locations.

  3. REMOVE INTAKE VALVE STEM OIL SEAL


    1. B00774E

      Using needle-nose pliers, remove the intake valve stem oil seal.

  4. REMOVE EXHAUST VALVE STEM OIL SEAL


    1. Using needle-nose pliers, remove the exhaust valve stem oil seals.

  5. REMOVE VALVE SPRING SEAT


    1. B00737P

      Using compressed air and a magnet hand, remove the valve spring seats by blowing air onto them.

  6. REMOVE NO. 1 STRAIGHT SCREW PLUG


    1. B007606C02
      *a for Bank 1
      *b for Bank 2

      Using a 10 mm hexagon wrench, remove the 4 No. 1 straight screw plugs and 4 water hole gaskets.

      Note

      If coolant leaks from a No. 1 straight screw plug or the No. 1 straight screw plug is corroded, replace it.

  7. REMOVE NO. 2 STRAIGHT SCREW PLUG


    1. B0075R4C02
      *a for Bank 1
      *b for Bank 2

      Using a 14 mm hexagon wrench, remove the 2 No. 2 straight screw plugs and 2 screw plug gaskets.

      Note

      If coolant leaks from a No. 2 straight screw plug or the No. 2 straight screw plug is corroded, replace it.

  8. REMOVE UNION

    Note

    It is not necessary to remove the union unless it is being replaced.

  9. REMOVE STUD BOLT

    Note

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