RM3090E _51 Engine / Hybrid System _008396 2AR-FE ENGINE MECHANICAL _0046873 CYLINDER HEAD A

2AR-FE ENGINE MECHANICAL  CYLINDER HEAD  REASSEMBLY  


PROCEDURE

Hide 1.INSTALL CYLINDER HEAD STUD BOLT

NOTICE:

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


a.
A194964C03
1.198,2.156 1.406,2.333 0.208,0.177 10 *a 1.208,2.615 1.427,2.802 0.219,0.188 10 *c 1.635,2.354 1.854,2.531 0.219,0.177 10 *b
*a 18 mm (0.708 in.)
*b 33 mm (1.299 in.)
*c 13 mm (0.512 in.)


Using an E7 "TORX" socket wrench, install the cylinder head stud bolts.

Torque:
9.5 N*m (97 kgf*cm, 84 in.*lbf)


Hide 11117E 2.INSTALL NO. 1 STRAIGHT SCREW PLUG

NOTICE:

If coolant leaks from a straight screw plug or a plug is corroded, replace it.


a.

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

Torque:
44 N*m (449 kgf*cm, 32 ft.*lbf)


Hide 11117F 3.INSTALL NO. 2 STRAIGHT SCREW PLUG

NOTICE:

If coolant leaks from a straight screw plug or a plug is corroded, replace it.


a.

Using a 14 mm hexagon wrench, install a new gasket and the No. 2 straight screw plug.

Torque:
78 N*m (795 kgf*cm, 58 ft.*lbf)


Hide 13734 4.INSTALL VALVE SPRING SEAT

a.

Install the valve spring seats to the cylinder head.


Hide 13711E 5.INSTALL VALVE STEM OIL SEAL

a.
A124785C06
1.01,0.771 1.521,1.417 1.521,1.417 1.521,1.49 true 2.5,0.771 2.063,0.927 2.063,0.927 2.063,1 true 0.698,0.031 0.969,0.208 0.271,0.177 10 *a 2.583,0.021 2.844,0.198 0.26,0.177 10 *b 1.365,0.302 1.594,0.469 0.229,0.167 10 *3 2,1.042 2.229,1.219 0.229,0.177 10 *2 1.469,1.531 1.688,1.719 0.219,0.188 10 *1
*1 Gray
*2 Black
*3 Mark "NOK"
*a Intake Side
*b Exhaust Side


Apply a light coat of engine oil to new oil seals.

NOTICE:

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


HINT:

The intake valve oil seals are gray and the exhaust valve oil seals are black.



b.
A194977C05
1.594,0.083 1.75,0.083 1.75,0.083 2.01,0.667 false 0.906,1.917 1.146,2.083 0.24,0.167 10 *a 2.208,1.917 2.448,2.094 0.24,0.177 10 *b 1.229,0 1.531,0.156 0.302,0.156 10 SST
*a CORRECT
*b INCORRECT


Using SST, push in the intake and exhaust valve oil seals.

SST
09201-41020  

NOTICE:

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



Hide 13711 6.INSTALL INTAKE VALVE

a.
A285332C08
2.698,1.563 3.01,1.719 0.313,0.156 10 *a
*a 30 mm (1.18 in.) or more


Apply plenty of engine oil to the tip area of the intake valve shown in the illustration.


b.

Install the intake valve, compression spring and spring retainer to the cylinder head sub-assembly.

NOTICE:

Install the same parts in the same combination to their original locations.



c.
A194956E01
0.087,0.055 0.417,0.205 0.33,0.149 10 SST 1.904,0.075 2.234,0.224 0.33,0.149 10 SST 0.444,0.119 0.573,0.119 0.573,0.119 1.072,0.533 false 2.291,0.153 2.379,0.153 2.379,0.153 2.565,0.223 false

Using SST and wooden blocks, compress the spring and install the retainer locks.

SST
09202-70020  (09202-00010)


d.

Using a plastic-faced hammer, lightly tap the valve stem tip to ensure a proper fit.

NOTICE:

Be careful not to damage the retainer.



Hide 13715 7.INSTALL EXHAUST VALVE

a.
A285332C08
2.698,1.563 3.01,1.719 0.313,0.156 10 *a
*a 30 mm (1.18 in.) or more


Apply plenty of engine oil to the tip area of the exhaust valve shown in the illustration.


b.

Install the exhaust valve, compression spring and spring retainer to the cylinder head.

NOTICE:

Install the same parts in the same combination to their original locations.



c.
A194957
2.48,0.02 2.795,0.166 0.315,0.146 10 SST 2.444,0.092 2.306,0.092 2.306,0.092 2.205,0.682 false 0.753,1.67 1.068,1.816 0.315,0.146 10 SST 0.935,1.654 0.935,1.533 0.935,1.533 0.753,0.401 false
SST
SST

Using SST and wooden blocks, compress the spring and install the retainer locks.

SST
09202-70020  (09202-00010)


d.

Using a plastic-faced hammer, lightly tap the valve stem tip to ensure a proper fit.

NOTICE:

Be careful not to damage the retainer.