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14–336
Front
X Measuring Point
AVENSIS REPAIR MANUAL (RM1018E)
ENGINE MECHANICAL
(5)
(6)
(b)
Select new cylinder head gasket.
HINT:
There are 5 sizes of new cylinder head gaskets, marked "A",
"B", "C", "D", or "E".
A09571
New cylinder head gasket thickness:
(1)
(2)
New gasket matrix:
A
B
C
D
E
A80117
(c)
Place new cylinder head gasket on the cylinder block.
NOTICE:
Pay attention to mounting orientation.
A56055
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CYLINDER HEAD GASKET (1CD–FTV)
Measure a protrusion height of the piston head for
each cylinder at 2 places as shown in the illustra-
tion. (Total of 8 measurements.)
Record the highest protrusion height from the 2
measurements at each cylinder.
A
0.85 to 0.95 mm (0.0335 to 0.0374 in.)
B
0.90 to 1.00 mm (0.0354 to 0.0394 in.)
C
0.95 to 1.05 mm (0.0374 to 0.0413 in.)
D
1.00 to 1.10 mm (0.0394 to 0.0433 in.)
E
1.05 to 1.15 mm (0.0413 to 0.0453 in.)
Find the highest protrusion height among the 4
measurement records. It is used to select a new cyl-
inder head gasket.
Select the new gasket among A to E using the ma-
trix below.
Piston protrusion mm (in.)
0.165 to 0.220 (0.0065 to 0.0087)
0.220 to 0.270 (0.0087 to 0.0106)
0.270 to 0.320 (0.0106 to 0.0126)
0.320 to 0.370 (0.0126 to 0.0146)
0.370 to 0.425 (0.0146 to 0.0167)
Gasket size
A
B
C
D
E
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