Mitsubishi Evolution X. Manual — part 182
CYLINDER HEAD GASKET
TSB Revision
ENGINE MECHANICAL
11A-59
AC706764AC
30
26
29
24
N
23
20
18
21
22
N
28
N
19
25
27
N
12 ± 1 N·m
107 ± 8 in-lb
17 ± 3 N·m
13 ± 2 ft-lb
Apply engine oil to all
moving parts before
installation.
(Engine oil)
(Engine oil)
12 ± 1 N·m
107 ± 8 in-lb
<Cold engine>
35 ± 2 N·m
26 ± 1 ft-lb
30 ± 2 N·m
23 ± 1ft-lb
to
to +90˚ to +90˚
<Cold engine>
35 ± 2 N·m
26 ± 1 ft-lb to +90˚ to +90˚
Removal steps
•
Valve timing chain (Refer to
)
<<
B
>>
>>
E
18. Front camshaft bearing cap
assembly
>>
C
<<
19. Camshaft bearing
<<
C
>>
>>
D
<<
20. Oil feeding camshaft bearing cap
<<
C
>>
>>
D
<<
21. Camshaft bearing cap
<<
C
>>
>>
D
<<
22. Camshaft bearing cap
<<
C
>>
>>
D
<<
23. Thrust camshaft bearing cap
>>
C
24. Camshaft and camshaft sprocket
assembly
>>
C
25. Camshaft bearing
<<
D
>>
>>
B
26. Cylinder head bolt
<<
D
>>
>>
B
27. Cylinder head bolt washer
<<
D
>>
>>
B
28. Cylinder head bolt and washer
assembly
>>
A
29. Cylinder head assembly
>>
A
30. Cylinder head gasket
Removal steps (Continued)
CYLINDER HEAD GASKET
TSB Revision
ENGINE MECHANICAL
11A-60
Required Special Tools:
• MB991454: Engine Hanger Balancer
• MB991895: Engine Hanger
• MB991928: Engine Hanger
REMOVAL SERVICE POINTS
.
<<A>> FUEL HIGH-PRESSURE HOSE DISCON-
NECTION
1. Follow the steps below to unlock the fuel high-pressure hose
connector.
(1) Insert a flat-tipped screwdriver [6 mm (0.24 inch) wide
and 1 mm (0.04inch) thick] into the retainer of the fuel
high-pressure hose connector.
CAUTION
When pushing up the retainer of the fuel high-pressure
hose connector, pay attention to avoid damage to the
retainer.
(2) Turn the flat-tipped screwdriver inserted into the retainer
by 90 degrees to push up the retainer and unlock the fuel
high-pressure hose connector.
2. Remove the fuel high-pressure hose.
.
AC506790AB
Fuel high-pressure
hose
Retainer
Fuel rail
AC407430AC
Retainer
Fuel rail
Flat-tipped
screwdriver
Fuel high-pressure
hose
AC407429AC
Retainer
Fuel rail
Fuel high-pressure
hose
Flat-tipped
screwdriver
CYLINDER HEAD GASKET
TSB Revision
ENGINE MECHANICAL
11A-61
<<B>> FRONT CAMSHAFT BEARING CAP
ASSEMBLY REMOVAL
CAUTION
Be careful not to drop the camshaft bearing.
Loosen the mounting bolts of front camshaft bearing cap in the
order of number shown in the figure, and remove the front cam-
shaft bearing cap assembly.
.
<<C>> OIL FEEDING CAMSHAFT BEARING
CAP/CAMSHAFT BEARING CAP/THRUST
CAMSHAFT BEARING CAP REMOVAL
CAUTION
When the camshaft bearing cap mounting bolts are loos-
ened at once, the mounting bolts jump out by the spring
force and the threads are damaged. Always loosen the
mounting bolts in four or five steps.
Loosen the mounting bolts of the camshaft bearing caps in the
order of number shown in the figure in four or five steps, and
remove the camshaft bearing caps.
.
AC506745
AD
1
2
3
4
Engine front
Front camshaft
bearing cap
assembly
AC506746
AC
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
Engine front
Camshaft bearing cap
Camshaft bearing cap
CYLINDER HEAD GASKET
TSB Revision
ENGINE MECHANICAL
11A-62
<<D>> CYLINDER HEAD BOLT/CYLINDER HEAD
BOLT WASHER/CYLINDER HEAD BOLT AND
WASHER ASSEMBLY REMOVAL
1. Temporarily install the engine oil pan which was removed at
the valve timing chain removal (Refer to
).
2. Place a garage jack against the engine oil pan with a piece
of wood in between to support the engine and transaxle
assembly.
3. Remove special tool MB991928 or MB991895 which was
installed for supporting the engine and transaxle assembly
when the valve timing chain was removed.
4. Loosen and remove the bolts in two or three steps in the
order of number shown in the figure.
AC705461
MB991454
AC
MB991928
AC705462
MB991454
AC
MB991895
AC506767AD
1
2
3
4
5
6
7
8
9
10
Engine front
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