Reassembly

2AZ-FE ENGINE MECHANICAL: CYLINDER HEAD: REASSEMBLY

1. INSTALL RING PIN





(a) Using a plastic-faced hammer, tap in a new ring pin to the specified protrusion height.

Protrusion height:

3 mm ( 0.12 in.)

2. INSTALL STUD BOLT

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

(a) Using E5 and E7 "TORX" sockets, install the stud bolts.





Bolt A - Torque : 5.0 Nm (51 kgf-cm, 44 in-lbf)

Bolt B - Torque : 5.0 Nm (51 kgf-cm, 44 in-lbf)

Bolt C - Torque : 9.5 Nm (97 kgf-cm, 84 in-lbf)

Bolt D - Torque : 9.5 Nm (97 kgf-cm, 84 in-lbf)

3. INSTALL NO. 1 STRAIGHT HEAD SCREW PLUG

(a) Using a 14 mm straight hexagon wrench, install 2 new gaskets and the 2 straight screw plugs.





Torque : 86 Nm (877 kgf-cm, 64 ft-lbf)

4. INSTALL VALVE SPRING SEAT

(a) Install the valve spring seats into the cylinder head.





5. INSTALL VALVE STEM OIL O SEAL OR RING

(a) Apply a light coat of engine oil to a new oil seal.





NOTICE:
Pay close attention when installing the intake and exhaust oil seals. For example, installing the intake oil seal into the exhaust side or installing the exhaust oil seal into the intake side can cause installation problems later.

HINT
The intake valve oil seal is gray and the exhaust valve oil seal is black.

(b) Using SST, push in the oil seal.





SST : 09201-41020

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

6. INSTALL INTAKE VALVE

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





(b) Install the valve, compression spring and spring retainer to the cylinder head.

NOTICE:
Install the same parts in the same combination to the original locations.

(c) Using SST, and wooden blocks, compress the spring and install the 2 retainer locks.





SST : 09202-70020

09202-00010

(d) Using a 5 mm pin punch and plastic hammer, lightly tap the valve stem tip to ensure a proper fit.





NOTICE:
Be careful not to damage the valve stem tip.

7. INSTALL EXHAUST VALVE

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





(b) Install the valve, compression spring and spring retainer to the cylinder head.

NOTICE:
Install the same parts in the same combination to the original locations.

(c) Using SST, and wooden blocks, compress the spring and install the 2 retainer locks.





SST : 09202-70020

09202-00010

(d) Using a 5 mm pin punch and plastic hammer, lightly tap the valve stem tip to ensure a proper fit.





NOTICE:
Be careful not to damage the valve stem tip.

8. INSTALL VALVE LIFTER

(a) Apply a light coat of engine oil.

(b) Assemble the valve lifter and the tip of the valve stem.





NOTICE:
Install the same parts in the same combination to the original locations.