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Replacement [09/2014 - 11/2017]: Procedure

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  1. REPLACE INTAKE VALVE GUIDE BUSH 
    1. Heat the cylinder head to 80 to 100°C (176 to 212°F).
    2. Place the cylinder head on wooden blocks.
      WARNING:

      Be sure to wear protective gloves.

    3. Using SST and a hammer, tap out the intake valve guide bushes.
      GTY465675Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • SST: 09201-10000 
        1. 09201-01050
      • SST: 09950-70010 
        1. 09951-07100
    4. Using a caliper gauge, measure the intake valve guide bush bore diameter of the cylinder head.

      Standard Intake Valve Guide Bush Bore Diameter

      10.285 to 10.306 mm (0.4049 to 0.4057 in.)

      Select a New Intake Valve Guide Bush (STD or O/S 0.05)

      Bush Size Specified Condition
      STD 10.285 to 10.306 mm
      (0.4049 to 0.4057 in.)
      O/S 0.05 10.335 to 10.356 mm
      (0.4069 to 0.4077 in.)

      HINT: 

      • If the intake valve guide bush bore diameter is more than 10.306 mm (0.4057 in.), machine the bush bore to a dimension of 10.335 to 10.356 mm (0.4069 to 0.4077 in.) to install an O/S 0.05 intake valve guide bush.
      • If the intake valve guide bush bore diameter is more than 10.356 mm (0.4077 in.), replace the cylinder head.
    5. Heat the cylinder head to 80 to 100°C (176 to 212°F).
    6. Place the cylinder head on wooden blocks.
      WARNING:

      Be sure to wear protective gloves.

    7. Using SST, tap in new intake valve guide bushes to the specified protrusion height.
      GTY468683Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protrusion Height
      • SST: 09201-10000 
        1. 09201-01050
      • SST: 09950-70010 
        1. 09951-07100

      Standard Protrusion Height

      9.10 to 9.90 mm (0.358 to 0.390 in.)

    8. Using a sharp 5.5 mm reamer, ream the intake valve guide bushes to obtain the specified oil clearance.
      GTY127717Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Oil Clearance

      0.030 to 0.060 mm (0.00118 to 0.00236 in.)

  2. REPLACE EXHAUST VALVE GUIDE BUSH 
    1. Heat the cylinder head to 80 to 100°C (176 to 212°F).
    2. Place the cylinder head on wooden blocks.
      WARNING:

      Be sure to wear protective gloves.

    3. Using SST and a hammer, tap out the exhaust valve guide bushes.
      GTY467421Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • SST: 09201-10000 
        1. 09201-01050
      • SST: 09950-70010 
        1. 09951-07100
    4. Using a caliper gauge, measure the exhaust valve guide bush bore diameter of the cylinder head.

      Standard Exhaust Valve Guide Bush Bore Diameter

      10.285 to 10.306 mm (0.4049 to 0.4057 in.)

      Select a New Exhaust Valve Guide Bush (STD or O/S 0.05)

      Bush Size Specified Condition
      STD 10.285 to 10.306 mm
      (0.4049 to 0.4057 in.)
      O/S 0.05 10.335 to 10.356 mm
      (0.4069 to 0.4077 in.)

      HINT: 

      • If the exhaust valve guide bush bore diameter is more than 10.306 mm (0.4057 in.), machine the bush bore to a dimension of 10.335 to 10.356 mm (0.4069 to 0.4077 in.) to install an O/S 0.05 exhaust valve guide bush.
      • If the exhaust valve guide bush bore diameter is more than 10.356 mm (0.4077 in.), replace the cylinder head.
    5. Heat the cylinder head to 80 to 100°C (176 to 212°F).
    6. Place the cylinder head on wooden blocks.
      WARNING:

      Be sure to wear protective gloves.

    7. Using SST, tap in new exhaust valve guide bushes to the specified protrusion height.
      GTY507905Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protrusion Height
      • SST: 09201-10000 
        1. 09201-01050
      • SST: 09950-70010 
        1. 09951-07100

      Standard Protrusion Height

      9.10 to 9.90 mm (0.358 to 0.390 in.)

    8. Using a sharp 5.5 mm reamer, ream the exhaust valve guide bushes to obtain the specified oil clearance.
      GTY145207Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Oil Clearance

      0.025 to 0.065 mm (0.00098 to 0.00256 in.)

  3. REPLACE RING PIN 
    NOTE:

    It is not necessary to remove the ring pins unless they are being replaced.

    1. Using a plastic hammer, tap in new ring pins to the specified protrusion height.
      GTY457305Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a for Bank 1
      *b for Bank 2
      *c Protrusion Height

      Standard Protrusion Height

      2.5 to 3.8 mm (0.0984 to 0.150 in.)

  4. REPLACE STRAIGHT PIN 
    NOTE:

    It is not necessary to remove the straight pins unless they are being replaced.

    1. Using a plastic hammer, tap in new straight pins as shown in the illustration.
      GTY468606Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a for Bank 1 *b for Bank 2
      *c 34 mm (1.34 in.) *d Protrusion Height

      Standard Protrusion Height

      18.5 mm (0.728 in.)

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