engine oil MITSUBISHI SPYDER 1990 Service Owner's Guide

ENGINE Oil and
Oil pan side
R E M O V A L
(1) Remove the transfer
shaft still installed..
(2) Insert a flat-tipped screwdriver or similar
the transfer and transaxle, and remove transfer
the center shaft. .
(3) Remove the transfer from the propeller shaft.
Caution
Do not tilt the transfer assembly to the rear, or t ransfer
oil will leak out.
(4) After removing the transfer assembly, insert th e special
tool to prevent ‘the
oil from leaking out.
(5) Suspend the shaft from the vehicle chassis with
wire: etc.
PAN
After removing the oil pan mounting bolts; oil
pan with the special tool and a brass bar.
Caution
Do it slowly to avoid of the
INSTALLATION SERVICE POINTS
OIL PAN INSTALLATION
Caution
After cleaning the oil pan mounting bolt holes in t he oil
seal case, the oil pan should be fnstalled.
GASKET INSTALLATION
Replace the gasket and install it in the direction shown in
the illustration.
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ENGINECrankshaft Front Oil’
CRANKSHAFT FRONT OIL SEAL11333343133
REMOVAL AND INSTALLATION
and Post-installation Operationl Timing Belt Removal and installation
(Refer to
Removal steps
1. Crankshaft sprocket
front oil seal
INSTALLATION SERVICE
FRONT OIL SEAL
(1) Apply engine oil to the entire inside diameter of the oil
seal lip.
(2) Press-fit the oil seal until it is flush with the oil
case.

ENGINE Crankshaft Rear Oil
CRANKSHAFT REAR OIL SEAL
REMOVAL AND INSTALLATION
and Post-installation l Transaxle Assembly Removal and Installation Refer to GROUP TransaxleAssembly.)
l and and
Refer to GROUP TransaxleAssembl Refer to GROUP TransaxleAssembly.) Refer to GROUP TransaxleAssembly.)
Nm
Engine oilRemoval steps
1. Flywheel bolt 2. Flywheel 3. Crankshaft bushing
4. Drive plate bolt
Nm4
5. Adapter plate 6. plate 7. Crankshaft rear oil
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11ENGINE Crankshaft pear Oil
,
BOLT PLATE BOLT

R E M O V A L
Use the special tool to secure. the
or drive plate,
and remove the bolt.
INSTALLATION SERVICE
CRANKSHAFT REAR OIL SEAL INSTALLATION
(1) Apply a small amount of engine oil to the entir e inside
diameter of the oil seal lip.
(2) Tap in the oil seal as shown in the illustratio n.
PLATE BOLT BOLT

(1) Clean off all sealant, oil and other substances which are
adhering to the threaded bolts, crankshaft thread h oles
and the flywheel
or drive plate
(2) Apply oil to the bearing surface of the flywhee l
or drive plate bolt.
(3) Apply oil to the crankshaft thread holes.
(4) Apply sealant to the threaded mounting bolts.
Specified sealant:
Stud locking 4170 or equivalent
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(5) Use the special tool to secure the flywheel or
drive plate and then tighten the the speci-
fied torque.
Specified torque:
Nm

ENGINE Cylinder Head
CYLINDER HEAD GASKET
REMOVAL AND INSTALLATION
Pre-removal Operationl Fuel Line Inner Pressure Release(Refer to GROUP On-vehiclel Engine Coolant Draining(Refer to GROUP 00 Maintenance Service.)l Engine Oil Draining(Refer to GROUP 00 Maintenance Service.)
3.62.9 Nm
2.2
4.9 Nm
220 1
Removal steps
1. Accelerator cable connection(Refer to GROUP 17 On-vehicleService.)2. Air hose 3. Idle air control motor connector
4. Knock sensor connector
5. Heated oxygen sensor connector
6. Engine coolant temperature gauge
unit connector
7. Engine coolant temperature sensor
connector8. Ignition power transistor connector
9. Throttle position sensor connector
10. Capacitor connector
11. Manifold differential pressure sensor connector
12. Injector connectors
13. Ignition coil connector Engine oil
,
21
14. position sensor connector
15. Crankshaft sensor
16. Air conditioning compressor
c o n n e c t o r
17. Control wiring harness
18. Center cover
19. Spark
cable
20. Brake booster
21. High-pressure fuel hose connection 22. Fuel return hose connection
23. By-pass valve hose connection
24. Water hose connection25. Vacuum hoses connection26.Breather hose 27. PCV hose connection
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ENGINE Cylinder Head Gasket,
Intake sideFront of
engine
Exhaust side
REMOVAL SERVICE POINTS
UPPER HOSE/RADIATOR
HOSE
.Place mating marks on the radiator hose and the hos e clamp,
and then disconnect the radiator hose.
HEAD BOLT REMOVAL
Using the special tool, loosen the bolts in the ord er shown
in the illustration (in 2 or 3 stages), and then the
cylinder head assembly.
INSTALLATION SERVICE
CYLINDER HEAD GASKET INSTALLATION
(1) all oil and grease from the gasket mounting
(2) Install the gasket to the cylinder block with the identification
mark facing upwards.
HEAD BOLT INSTALLATION
(1) When installing the cylinder head-bolts, the le ngth below
the head of the bolts should be within the
If it is outside the limit, bolts.
(A): 99.4 mm (3.91 In.)
(2) Apply engine oil to the bolt thread and the was her..
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ENGINE H e a d
I n t a k e s i d eFront of
enaine
Exhaust side
Step 4
I
Painted marks
Step 5
Painted marks
Thermostat case assembly orwater pump
Water inlet pipe assembly
(3) bolts by the f o l l o w i n g
Step
Tighten to
78
(58
Remarks
In the in the
2 Loosen In order of that
3Tighten to
20 Nm (15
4Tighten of a turn.In the order-shown in-the
. illustration; Mark
of the cylinder head bolt
and cylinder head by
paint. ,
5
Tighten of a turn. shown in the
Check that the
painted
of
. lined
the
Caution
1.Always make a tightening If
than the head bolt will loosened.
2.If it is more than remove the head bolt repeat
the procedure 1. ,
the O-ring to the water inlet pipe,and coat the outer
inside diameter
the O-ring with water or coolant.
Caution
Do not let engine oil or other greases contact
O-ring.
TH E R M OSTAT CASE AS S E M B L Y
(1) Loosen the water inlet pipe bolt shown in
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ENGINE Cylinder Head Gasket
i n . )
Mating marks
(2) Apply specified sealant to the thermostat case
in the places shown in the illustration.
Specified
MITSUBISHI GENUINE PART equiva-
lent
(3) Apply a small amount of water to the O-ring water
inlet pipe, and then press the thermostat case
into the water inlet pipe.
(4) Tighten the thermostat case assembly mounting b olts.
(5) Tighten the water inlet pipe bolts.
RADIATOR LOWER HOSE/RADIATOR UPPER HOSE CONNECTION
(1) Insert each hose as far as the projection of th e water
outlet fitting or water inlet fitting.
(2) Align the mating marks on the radiator hose and hose
clamp, and then connect the radiator hose.
HIGH-PRESSURE FUEL CONNECTION
When connecting the fuel hose to the fuel rail,
apply a small amount of clean engine oil to the hos e union
and then insert, being careful not to damage the
Caution
Do not let engine oil get into the fuel rail.
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ENGINE Timing Belt
,Set pin
I
Timing marksCylinder had
Itop surface
Crankshaft
sprocket
60 mm
60 mm
(2.36 in.)
(2.36 in.)
or more
or more in.) in.)
(3) Use a press or vise to gently compress the auto tensioner
push rod until pin hole A of the push rod and pin hole
of the tensioner cylinder are aligned.
C a u t i o n If the compression speed is too fast, the rod may
become damaged, so be sure to carry out this opera-
tion slowly.
(4) Once the holes are aligned, insert the set pin.
NOTE
When replacing the auto tensioner a new part, the
pin will be in the auto tensioner.
(5) Install the auto tensioner to the engine.
TIMING BELT INSTALLATION’
(1) Align the timing marks on the camshaft sprocket , crank-
shaft sprocket and oil pump
(2) After aligning the timing mark on the oil pump sprocket,
remove the cylinder block plug and insert a Phillips screw-
driver with a diameter of 8 mm in.), and check to
be sure that the screwdriver goes in 60 mm (2.36 in .)
or more. If the screwdriver will only go in 20
25 mm
in.) before striking the counterbalance shaft,
turn the sprocket once, realign the timing mark and check
that the screwdriver goes in 60 mm (2.36 in.) or mo re.
Do not take out the screwdriver until thet i m i n g b e l t i s
installed.
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E N G I N E
(3) Install the timing belt so as not to be’
the sprockets, by the
Cautidn ,
If the timing belt is to be it that
the mark indicates the
,
1)Install the timing belt around the intake side cams haft
sprocket and fix it at indicated position by a bulldog
clip.
2)Install the timing belt around exhaust
et, aligning the timing marks with the cylinder hea d’
top surface using two wrenches.
3)Fix the belt at indicated position by another ‘bull dog
clip.
4)
Install the timing belt around the the oil
pump sprocket, the crankshaft, and the ten-
sioner pulleys in the order
5) Remove the two bulldog clips.
(4) Set the tension pulley so that the pin holes ar e
bottom, press the tension pulley lightly against the timing;
belt.
(5) Screw the tool into the engine left bracket until:
its end makes contact with the tensioner
point, screw the tool in some more then remove
the set wire attached to the auto tensioner:
(6) Remove the tool.
(7) Tighten the center bolt to the
torque.
Specified torque: 48 Nm (35
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