CYLINDER HEAD DISASSEMBLY

PROCEDURE


  1. REMOVE INTAKE VALVE


    1. B003U0WN04

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

      SST
      09202-70020   ( 09202-01010, 09202-01020 )
      09202-00021

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

      Tech Tips

      Arrange the removed parts in the correct order.

  2. REMOVE EXHAUST VALVE


    1. B003TE1N03

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

      SST
      09202-70020   ( 09202-01010, 09202-01020 )
      09202-00021

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

      Tech Tips

      Arrange the removed parts in the correct order.

  3. REMOVE VALVE STEM OIL SEAL


    1. B003VE5

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

  4. REMOVE VALVE SPRING SEAT


    1. B003TER

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

  5. REMOVE NO. 1 STRAIGHT SCREW PLUG

    B003WD7C03
    *A for Bank 1
    *B for Bank 2

    Note

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


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

  6. REMOVE NO. 2 STRAIGHT SCREW PLUG

    B003W1TC03
    *A for Bank 1
    *B for Bank 2

    Note

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


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

  7. REMOVE NO. 3 STRAIGHT SCREW PLUG

    B003W2SC03
    *A for Bank 1
    *B for Bank 2

    Note

    If water leaks from a No. 3 straight screw plug or the plug is corroded, replace it.


    1. Using a 10 mm hexagon wrench, remove the 8 No. 3 straight screw plugs and 8 gaskets.

  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.