Mitsubishi 380. Manual — part 449
EXHAUST MANIFOLD
ENGINE OVERHAUL <3.8L ENGINE>
11B-22
INSTALLATION SERVICE POINTS
.
>>A<< EXHAUST MANIFOLD STAY, LEFT "B"
INSTALLATION
1. Tighten temporarily the left "B" of exhaust manifold stay
together with the exhaust manifold and the left "A" of
exhaust manifold stay.
2. Tighten the bolt on the exhaust manifold side to the
specified torque.
TIGHTENING TORQUE: 44
± 8 N⋅m (33 ± 5 ft-lb)
3. Tighten the bolt on the left "A" side of exhaust manifold stay
to the specified torque.
TIGHTENING TORQUE: 44
± 8 N⋅m (33 ± 5 ft-lb)
.
REMOVAL STEPS
1.
RIGHT BANK HEATED OXYGEN
SENSOR (FRONT)
2.
RIGHT BANK HEATED OXYGEN
SENSOR (REAR)
3.
HEAT PROTECTOR, RIGHT
>>B<<
4.
EXHAUST MANIFOLD STAY, RIGHT
"B"
5.
EXHAUST MANIFOLD STAY, RIGHT
"A"
7.
EXHAUST MANIFOLD, RIGHT
8.
EXHAUST MANIFOLD GASKET
9.
LEFT BANK HEATED OXYGEN
SENSOR (FRONT)
10. LEFT BANK HEATED OXYGEN
SENSOR (REAR)
11. CONNECTOR BRACKET
12. HEAT PROTECTOR, LEFT
>>A<<
13. EXHAUST MANIFOLD STAY, LEFT
"B"
14. EXHAUST MANIFOLD STAY, LEFT
"A"
15. EXHAUST MANIFOLD, LEFT
16. EXHAUST MANIFOLD GASKET
17. ENGINE HANGER
REMOVAL STEPS (Continued)
01DB046A
EXHAUST MANIFOLD
STAY LEFT "B"
01DB047A
EXHAUST MANIFOLD
STAY LEFT "B"
ROCKER ARMS AND CAMSHAFT
ENGINE OVERHAUL <3.8L ENGINE>
11B-23
>>B<< EXHAUST MANIFOLD STAY, RIGHT "B"
INSTALLATION
1. Tighten temporarily the right "B" of exhaust manifold stay
together with the exhaust manifold and the right "A" of
exhaust manifold stay.
2. Tighten the bolt on the exhaust manifold side to the
specified torque.
TIGHTENING TORQUE: 44
± 8 N⋅m (33 ± 5 ft-lb)
3. Tighten the bolt on the right "A" side of exhaust manifold
stay to the specified torque.
TIGHTENING TORQUE: 44
± 8 N⋅m (33 ± 5 ft-lb)
ROCKER ARMS AND CAMSHAFT
REMOVAL AND INSTALLATION
M1113005400585
AK302908
EXHAUST MANIFOLD
STAY RIGHT "B"
01DB049A
1
APPLY ENGINE OIL
TO ALL MOVING
PARTS BEFORE
INSTALLATION.
2
11
8
21
18
12
13
24
20
25
23
22
31 ± 3 N·m
23 ± 2 ft-lb
13 ± 2 N·m
115 ± 7 in-lb
3.5 ± 0.5 N·m
31 ± 4 in-lb
15
16
19
17
14
9
4
3
6
10
3.5 ± 0.5 N·m
31 ± 4 in-lb
10
19
19
15
16
15
16
7
5
ROCKER ARMS AND CAMSHAFT
ENGINE OVERHAUL <3.8L ENGINE>
11B-24
Required Special Tools:
• MB991559: Camshaft Oil Seal Installer Adapter
• MD998442: Air Bleed Wire
• MD998443: Lash Adjuster Holder
• MD998713: Camshaft Oil Seal Installer
REMOVAL SERVICE POINT
.
<<A>> ROCKER ARMS AND SHAFT REMOVAL
CAUTION
If the lash adjuster is re-used, clean the lash adjuster.
(Refer to lash adjuster inspection
Set special tool MD998443 to prevent the lash adjuster from
coming free and falling to the floor.
INSTALLATION SERVICE POINTS
.
>>A<< CAMSHAFT INSTALLATION
CAUTION
Use care to prevent confusion of the right and left bank
camshafts.
1. Apply engine oil to the camshaft journals and cams and then
install the camshafts.
NOTE: The camshaft with a longer overall length is for the
left bank.
REMOVAL STEPS
1.
BREATHER HOSE
2.
BLOW-BY HOSE
3.
POSITIVE CRANKCASE
VENTILATION HOSE
4.
POSITIVE CRANKCASE
VENTILATION VALVE
5.
OIL FILLER CAP
6.
ROCKER COVER, LEFT
7.
ROCKER COVER GASKET
8.
ROCKER COVER, RIGHT
9.
ROCKER COVER GASKET
10. OIL SEAL
>>D<<
11. CAMSHAFT OIL SEAL
12. ROCKER SHAFT CAP
<<A>> >>C<<
13. ROCKER ARMS AND SHAFT
<<A>> >>C<<
14. ROCKER ARMS AND SHAFT
15. ROCKER ARM A
16. ROCKER ARM B
17. ROCKER ARM SHAFT
>>B<<
18. LASH ADJUSTER
19. ROCKER ARM C
20. ROCKER ARM SHAFT
>>B<<
21. LASH ADJUSTER
22. THRUST CASE
23. O-RING
>>A<<
24. CAMSHAFT, RIGHT
>>A<<
25. CAMSHAFT, LEFT
REMOVAL STEPS (Continued)
AKX00613AB
MD998443
AK204034AB
TIMING BELT SIDE
CAMSHAFT, LEFT
CAMSHAFT, RIGHT
ROCKER ARMS AND CAMSHAFT
ENGINE OVERHAUL <3.8L ENGINE>
11B-25
2. Check to see that the dowel pin of the camshaft is located at
the position shown.
.
>>B<< LASH ADJUSTER INSTALLATION
CAUTION
If the lash adjuster is re-used, clean the lash adjuster.
(Refer to lash adjuster inspection
Fit the lash adjuster onto the rocker arm without allowing diesel
fuel to spill out. Fit special tool MD998443 to prevent the lash
adjuster coming from free and falling to the floor.
.
>>C<< ROCKER ARMS AND SHAFT
INSTALLATION
1. Position the end with the larger chamfer at the right on the
front bank, and at the left on the rear bank.
NOTE: The side with the four bolt holes is on the intake side.
2. Position the side with the oil holes on the lower side
(cylinder head side).
.
AK204035AB
APPROXI-
MATELY
60˚
RIGHT BANK
LEFT BANK
APPROXI-
MATELY
71˚
AKX00715
MD998443
LASH
ADJUSTER
AB
AK202325
TIMING BELT SIDE
CHAMFERED
OIL HOLE
AC
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