engine oil MITSUBISHI SPYDER 1990 Service Service Manual

ENGINE Timing
TIMING BELT
REMOVAL AND INSTALLATION
(Engine oil) Nm
Removal steps1. Timing belt (Refer to
2. Crankshaft sprocket 3. Crankshaft sensing blade l Timing belt tension adjustment
4. Timing belt tensioner 5. Timing belt
__
REMOVAL SERVICE POINTS
CRANKSHAFT SPROCKET
(1) Use thespecial tool to remove the bolt,
(2) Use the special tool to remove the crankshaft
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ENGINE Timing Belt
CRANKSHAFT SENSING BLADE INSTALLATION
When installing, make sure the direction is correct. See figure.
CRANKSHAFT SPROCKET INSTALLATION
Use the special tool to install the crankshaft spro cket and
bolt.
NOTE
Apply the minimum amount of engine oil to the beari ng surface
and thread of the crankshaft bolt.
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ENGINE OVERHAUL General Information
GENERAL INFORMATION
GENERAL SPECIFICATIONS
Descriptions
Number of cylinders
Combustion chamber
Total displacement
. . .Specifications
“in-line DOHC
4
type
1,997 (121.9)
Cylinder bore mm (in.)
Piston stroke mm (in.)
(3.35)
88.0 (3.46)
Compression ratio 8.5
Valve, timingIntake valve
Opens (BTDC)2 1 ”
Exhaust valve Closes (ABDC)
51
Opens (BBDC)
57”
‘Closes (ATDC)
Lubrication system Pressure feed, full-flow filtrationI
Oil pump type
Cooling system
Water pump type EGR type
I
Involute gear type
Water-cooled . .
Centrifugal impeller type
Single type,
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Injector type and number
Injector identification number
Fuel regulated pressure
(psi)
4
,
(42.7) .
Throttle bore mm (in.)
Throttle position sensor Closed throttle position switch 54 (2.13)
Variable resistor type
Contact type

ENGINE OVERHAUL ‘Specifications
SPECIFICATIONS
SERVICE SPECIFICATIONS
Rocker arms and camshaft
cam height mm (in.)
Camshaft journal O.D. mm (in.)
Cylinder head and valve
Standard valueLimit
Intake 34.91 (1.37) 34.41
Exhaust 34.91 (1.37) 34.41
25.96 (1.02)
Cylinder head flatness of gasket surface mm (in.) Le ss than 0.05 0.2
Cylinder head grinding limit of gasket surface mm (in.)l 9.2
*Total resurfacing depth of both cylinder head and cylinder block
Cylinder head overall height mm (in.) 131.9-132.1
Cylinder head bolt shank length mm (in.) Max. (3.91)
Valve thickness of valve head (margin) mm (in.) Intake
16 . 8
Exhaust1.5 0.8
Valve overall height mm (in.)Intake109.50 (4.3110) (4.2913)
Exhaust 199.70 (4.3189)
.
Valve thickness to valve guide clearance mmIntake0.10
(in.)Exhaust0.15
Valve face angle mm (in.),
Valve spring free length mm (in.) 47.0 (1.85) 46.0 (1
.83)
Valve spring load/installed height N/mm
Valve spring out of squarenessMax. 1.5”4”
Valve seat valve contact width mm (in.)
Valve guide I.D. mm (in.) 6.6
Valve guide mm (in.)12.1
Valve guide projection from cylinder head upper sur
face mm (in.)19.5
Valve stem projection mm (in.) Intake 49.20 (1.9370)4 9 . 8 0 .
Exhaust48.40 (1.9055) ‘ 4 8 . 9 0
Front case, oilpump and oilp a n
pump side clearance Drive gear
Driven gear
cooler by-pass valve dimension (L) [Normal tempera
ture]34.5 (1.36)
cooler by-pass hole closing temperature 40 (1.57) or more
97 to (207 to or more]
pressure at curb idle speed (psi)80 (11.4) or more
Oil temperature is 75 to (167 to
and connecting rod ,
O.D. mm (in.)
84.98 (3.334)
ring side clearance mm (in.) 0 . 1
0 . 1
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ENGINE OVERHAUL
Items Standard value
Piston ring end gap mm (in.)
Piston pin O.D. mm (in.)
0 . 8
Oil 9 . 8
21
Piston pin press-in load (Ibs.)
[Room temperature]
Crankshaft pin oil clearance mm (in.) 17,500
Connecting rod big end side clearance mm (in.)
Crankshaft, flywheel and drive plate
Bearing cap bolt shank length mm (in.)
0 . 4
Crankshaft end play mm (in.)
Crankshaft journal O.D. mm (in.) 0 . 2 5
57 (2.24)
pin O.D. mm (in.) 42 (1.77)
Crankshaft journal oil clearance mm (in.)
to cylinder clearance mm (in.)
0 . 1
block flatness of gasket surface mm (in.) 0.05 0.1
block grinding limit of gasket surface mm (in.)l 0.2‘Total resurfacing depth of both cylinder head and cylinder block
block overall height mm (in.)283.9-284.1
(11.177-11.185)
block I.D. mm (in.) 85.0 (3.35)
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REWORK DIMENSIONS
Items
Cylinder head and valve
Oversize rework dimensions of valve guide0.05 O.S.
hole (both intake and exhaust) mm (in.) 0.25 O.S.
0.50
Intake oversize rework 0.3
dimensions of valve seat hole mm (in.)
0.6 O.S.
Exhaust oversize rework dimensions of valve 0.3 O.S.
seat hole
mm (in.)0.6 O.S.
Crankshaft, flywheel and drive plate
Crankshaft out of roundness and taper of journal an d pin mm (in.)
Standard value
12.25-12.27 ,
,
Max. 0.01
NOTE
O.D.: Outer diameter
I.D.: Inner diameter
Oversize diameter

ENGINE OVERHAUL
TORQUE SPECIFICATIONS
, ,
I
I I
I
I I
I
I
I I
Items
Generator and ignition system
W a t e r p u l l e y b o l tpump
Generator mounting bolt
Generator brace bolt
Generator pivot nut
Crankshaft pulley bolt
Spark plug
Ignition coil bolt
Center cover bolt Ignition power transistor bolt
Plate
Camshaft position sensor
Camshaft position sensor support
Camshaft position sensing cylinder
Timing belt
Crankshaft position sensor bolt
Tensioner pulley bolt
Tensioner arm bolt
Auto tensioner bolt Idler pulley bolt
Oil sprocket nutpump
Crankshaft bolt
Tensioner
bolt
Counterbalance shaft sprocket bolt
Camshaft sprocket bolt
Engine support bracket bolt
Fuel and emission parts
EGR valve bolt
Throttle body stay bolt
Throttle body bolt
Fuel pressure regulator bolt
Intake manifold
manifold bolt
ntake manifold nut ntake manifold stay bolt
ntake manifold plenum bolt and nut
ntake manifold plenum stay bolt
outlet fitting bolt
coolant temperature gauge unit
coolant temperature sensor
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N m
118”
23 17
2417
1410
25 18
25 18
1410
32
1410
107
97
14 10
2216
97
4935
22 16
24
‘17’
3827
5540
12087
1914
4633
9065
45 33
22 16
19 14
1914
97
2014
3626
2820
18
1813
1914
118
30 22

ENGINE OVERHAUL
items
Piston and connecting rod
Connecting rod cap nut
Crankshaft, flywheel and drive plate
Flywheel bolt
Drive plate bolt
Oil seal case bolt
Rear plate bolt
housing cover bolt
cap bolt
Knock sensor
Bracket
Left and right engine support bracket bolt
Front roll stopper bracket bolt
Rear roll stopper bracket bolt
Front engine support bracket bolt
Exhaust pipe support bracket bolt
N m
20 turns 14.5 turns
1359 8
135 98
118
118
97
25 turns18 turns
231 6
453 3
65 47
120 87
60 43
36
SEALANT
Items Specified sealantI
Camshaft position sensor support Mitsubishi Genuine Part No. or equivalent
Rocker cover
Semi-circular packing
Enaine
bracket bolt
ATD Part No. 8660 or equivalent
ATD Part No. 8660 or equivalent
ATD Part No. 8660 or eauivalent
Oil pan Mitsubishi Genuine Part No. or equivalentI
Water outlet fitting
Engine coolant temperature gauge unit
Engine coolant temperature sensor
Oil pressure switch Mitsubishi Genuine Part No. or equivalent
ATD Part No. 8660 or equivalent
Nut Locking Part No. 4171 or equivalent
ATD Part No. 8660 or equivalent
Oil pressure gauge unit
ATD Part No. 8660 or equivalent
Rear oil seal case
Mitsubishi Genuine Part No. or equivalent
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ENGINE OVERHAUL ,
SPECIAL TOOLS
ToolTool number and name SupersessionApplication ,
Installation of
Handleseal
Crankshaft rear
oil seal installer ,
62Removal and installation
Plug wrenchcase cap .
Crankshaft front
oil seal installer
Use with
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ENGINE OVERHAUL and 11
GENERATOR AND IGNITION SYSTEM
REMOVAL AND INSTALLATION
825 Nm 18
523Nm
24177
25Nm18
6
10 Nm7
Removal steps
1.Drive belt
2. Water pump pulley
3. Power steering pump pulley
4.Generator brace5.Generator6.Crankshaft pulley7.Center cover
8. Spark plug cable
9.Spark plug10. Ignition power transistor
11.Ignition coil12. Plate
13.Gasket 14. Camshaft position sensor 15. Camshaft position sensor
16. Camshaft position sensing cylinder
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ENGINE OVERHAUL
TIMING BELT
REMOVAL AND INSTALLATION
19N m
24
14
14
13
90 Nm65
23
1624 Nm17
24
9 Nm7
.1136 Nm27
120 Nm87
Removal steps
1. Timing belt front upper cover
2. Timing belt front center cover
3. Timing belt front lower cover
4. Crankshaft position sensor
5. Timing belt 6. Tensioner pulley7. Tensioner arm 8. Auto tensioner
9. Idler pulley
10. Oil pump sprocket 11. Crankshaft bolt12. Crankshaft sprocket13. Crankshaft sensing blade
55 Nm40
14. Tensioner 15. Timing belt 16. Counterbalance shaft’ sprocket 17. Spacer18. Crankshaft sprocket
19. Rocker cover 20. Semi-circular
21. Engine support et
22. Camshaft sprocket bolt23. Camshaft sprocket24. Timing belt rear right cover
25. Timing belt rear left upper cover
26. Timing belt rear left lower cover
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