Cylinder Head Disassembly


  1. REMOVE VALVE LIFTER

  2. REMOVE INTAKE VALVE

  3. REMOVE EXHAUST VALVE

  4. REMOVE VALVE STEM OIL SEAL

  5. REMOVE COMBUSTION CHAMBER SUB-ASSEMBLY

  6. REMOVE STUD BOLT

  7. REMOVE SEMICIRCULAR PLUG

Cylinder Head -- Disassembly



1. REMOVE VALVE LIFTER

  1. Remove the valve lifter and adjusting shim.

    HINT:
    Arrange the valve lifters and shims in the correct order.


2. REMOVE INTAKE VALVE


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.5L-E Engine Mechanical.Engine.Cylinder Head Disassembly

  1. Using SST, compress the spring and remove the 2 retainer locks.

    SST
    09202-70020(09202-00030)

  1. Remove the spring retainer, spring, valve and spring seat plate washer.

    HINT:
    Arrange the valves, springs, spring seat plate washers and spring retainers in the correct order.


3. REMOVE EXHAUST VALVE


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.5L-E Engine Mechanical.Engine.Cylinder Head Disassembly

  1. Using SST, compress the spring and remove the 2 retainer locks.

    SST
    09202-70020(09202-00030)

  1. Remove the spring retainer, spring, valve and spring seat plate washer.

    HINT:
    Arrange the valves, springs, spring seat plate washers and spring retainers in the correct order.


4. REMOVE VALVE STEM OIL SEAL

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



5. REMOVE COMBUSTION CHAMBER SUB-ASSEMBLY


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.5L-E Engine Mechanical.Engine.Cylinder Head Disassembly

  1. Using SST, remove the 4 combustion chambers and 4 valve seats.

    SST
    09208-48010
    HINT:
    Arrange the combustion chambers and valve seats in the correct order.


6. REMOVE STUD BOLT
NOTICE:
If a stud bolt is deformed or its threads are damaged, replace it.


7. REMOVE SEMICIRCULAR PLUG

  1. Remove the semicircular plug from the cylinder head.