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Lot No.
Overall Length
8
4
2
10
6
1
Paint Mark
90_
Front
2004 COROLLA (RM1037U)
ENGINE MECHANICAL
47.
(a)
NOTICE:
S
S
A62827
48.
(a)
If the length surpasses the maximum, replace the bolt.
A62820
49.
5
9
HINT:
The cylinder head bolts are tightened in 2 progressive steps.
(a)
(b)
3
7
A62816
(c)
(d)
(e)
A62823
50.
(a)
A64030
–
CYLINDER HEAD GASKET
INSTALL CYLINDER HEAD GASKET
Place a new cylinder head gasket on the cylinder block
surface with the Lot No. stamp upward.
Pay attention to the installation direction.
Place the cylinder head quietly in order not to damage
the gasket with the bottom part of the head.
INSPECT CYLINDER HEAD SET BOLT
Using a vernier calipers, measure the length of cylinder
head bolt from the seat to the end.
Standard length: 146.8 – 148.2 mm (5.780 – 5.835 in.)
Maximum length: 148.5 mm (5.846 in.)
INSTALL CYLINDER HEAD SUB–ASSY
Apply a light coat of engine oil on the threads and under
the heads of the cylinder head bolts.
Using a 10 mm bi–hexagon wrench, install and uniformly
tighten the 10 cylinder head bolts and plate washers, in
several passes, in the sequence shown.
Torque: 49 N⋅m (500 kgf⋅cm, 36 ft⋅lbf)
Make the front of the cylinder head bolt with paint.
Retighten the cylinder head bolts 90_ in the numerical or-
der shown.
Check that the point marked bolts are moved at 90_
angle.
INSTALL MANIFOLD STAY
Install the manifold stay with 3 bolts.
Torque: 49 N⋅m (500 kgf⋅cm, 36 ft⋅lbf)
14–119
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