engine MITSUBISHI SPYDER 1990 Service Repair Manual

21CLUTCH OVERHAUL Clutch
INSPECTION21200110043
Engine (Turbo) and Engine>
CLUTCH COVER ASSEMBLY
lCheck the diaphragm spring end for wear and uneven
height.
limit. if wear is evident ‘or height difference exceeds
Limit:
mm in.)
lCheck the pressure plate surface for wear, cracks a nd
seizure.
lCheck the strap plate rivets for looseness and replace
the clutch cover assembly if loose.
Rivet sink
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CLUTCH DISC
lCheck the facing for loose rivets, uneven contact, deterio-
ration due to seizure, adhesion of oil or grease, and re-
place the clutch disc if defective.
lMeasure the rivet sink and replace the clutch disc if it
is out of specification.
Limit: 0.3 mm
in.)
lCheck for torsion spring play and damage and if def ective,
replace the clutch disc.
lCombine the clutch disc with the input shaft and ch eck
sliding condition and play in the rotating directio n. If it
does not slide smoothly or the play is excessive, c heck
after cleaning and reassembling. If the play is exc essive,
replace the clutch disc and/or the input shaft.

CLUTCH OVERHAUL Clutch
CLUTCH RELEASE
Caution
Release bearing is packed with grease. do
wash it in cleaning solvent the like.
lCheck bearing for seizure, damage, noise, or improper
rotation. Check also diaphragm spring contact surfa ce
for wear.
lReplace bearing if its release fork contact surface is abnor-
mally worn.
RELEASE FORK
lReplace release fork if its bearing contact surface is abnor-
mally worn.
Engine (Non-turbo)>
CLUTCH
FLYWHEEL ASSEMBLY
l Check clutch assembly for contamination (dirt, oil) .
Replace clutch assembly, if required.
lCheck to see if the clutch disc hub are damaged.
Replace with new clutch assembly, if necessary.
lCheck for uneven wear on clutch fingers.
lCheck for broken clutch cover diaphragm spring fing ers.
Replace with new clutch assembly, if necessary.
CLUTCH RELEASE BEARING
lCheck to see if the release bearing is sticky or bi nding.
Replace bearing, if needed.
CLUTCH RELEASE LEVER/CLUTCH CONTROL EQUIP
STUD
lCheck linkage for excessive wear on the pivot stud and
fork fingers. Replace all worn parts.
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(Turbo)
CLUTCH RELEASE CYLINDER Engine (Turbo) and
Engine>
DISASSEMBLY AND REASSEMBLY
21200150057
Brake fluid or
8.0
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Disassembly steps
1. Push rod
2. Boot
3. Piston cup
4. Piston
4
q31
2
5Piston
IBrake fluid or
5. Conical spring6. Cap
7. Bleeder plug
8. Release cylinder

Clutch Release Cylinder
CLUTCH
Engine (Turbo) and Engine>
DISASSEMBLY SERVICE POINT
AND PISTON CAP REMOVAL
Remove the piston from the release cylinder using c ompressed
air.
Caution
1. Cover with shop towel to prevent the piston from
popping out.
2. Apply compressed air slowly to prevent brake flu id
from splashing.
INSPECTION
Check the inner of the release cylinder for
scratches or irregular wear.
l Check the piston cup for scratch or deformation, an d
the lip for wear.
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CONTENTS
MANUAL TRANSAXLE ENGINEMANUAL TRANSAXLE ENGINE
(NON-TURBO)>(TURBO) AND ENGINE>
GENERAL INFORMATION . . . . . . . . . . . . . . 22GENERAL INFORMATION . . . . . . . . . . . . . . . .
2
LUBRICANTS. . . . . . . . . . . . . . . . . . . . . . . . . . 24LUBRICANTS. . . . . . . . . . . . . . . . . . . . . . . . . . .6
ON-VEHICLE SERVICE. . . . . . . . . . . . . . . . .
2 4
Transaxle Oil Level Check . . . . . . . . . . . . . . . .
24
Transaxle Oil Replacement . . . . . . . . . . . . . . .
24
SERVICE SPECIFICATIONS. . . . . . . . . . . . .24
SPECIAL TOOLS. . . . . . . . . . . . . . . . . . . . . . .24
TRANSAXLE ASSEMBLY. . . . . . . . . . . . . . .28
TRANSAXLE CONTROL*. . . . . . . . . . . . . . . .25ON-VEHICLE SERVICE
. . . . . . . . . . . . . . . . 8
Shift Lever Assembly
. . . . . . . . . . . . . . . . . . . . .
27
TROUBLESHOOTING. . . . . . . . . . . . . . . . . . .24
Transaxle Oil Level Check . . . . . . . . . . . . . . . . .8
Transaxle Oil Replacement
. . . . . . . . . . .. . .
Transfer Oil Level Check ...... . . . . . . . . . . .
Transfer Oil Replacement. . . . . . . . . . . . . . . . . .8
SERVICE SPECIFICATIONS. . . . . . . . . . ...
SPECIAL TOOLS 7. . . . . . . . . . . . . . . . . .
TRANSAXLE ASSEMBLY
. . . . . . . . . . . . . . . . . . . . ... . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . 1 2
TRANSAXLE CONTROL*... . . . . . . . .
Shift Lever Assembly. . . . . . . . . . . . . . . . . . . . . .1 1
TRANSFER ASSEMBLY . . . . . . . .
TROUBLESHOOTING . . . . . . . . . . . . . . . . . .
WARNINGS REGARDING SERVICING OF SUPPLEMENTAL RESTRA
INT SYSTEM (SRS) EQUIPPED VEHICLES
WARNING!
(1)Improper service or maintenance of any component of the or any component, can lead to personalinjury or death to service personnel (from inadvertent firing of the air bag) or to the driver and passenger (from
rendering the inoperative).Service or maintenance of any or component must be performed only at an authorized MITSUBISHI dealer.(3)MITSUBISHI dealer personnel must thoroughly review this manual,and especially its GROUP
Restraint System and GROUP 00 Maintenance Service, before beginning any or maintenance of
any component of the or any component.
NOTEThe SRS includes the following components: warning light, air bag module,clock spring, and interconnecting
wiring. Other
components (that may have to be removed/installed in connection with service or maintenance)
are indicated in the table of contents by an asterisk

MANUAL TRANSAXLE
ENGINE (TURBO) AND General Information
GENERAL
The manual transaxles come in three models,
namely,
and These
axles are essentially the same as the previous
els.
FWD
Engine
Model
Applicable engine
floor shift
Gear ratio
3.166
1.833
1.240
0.896
0.731
Reverse3.166
Final
gearratio 3.625
gear
Engine (Turbo)
floor shift
3.090
1.833
1.217
0.888
0.741
3.166
4.153
Specifications
Model
Applicable engine
floor shift
Gear ratio
3.083
1.684
1.115
0.833
0.666
Reverse 3.166
Reduction ratio Primary
1.275
Front differential3.800
Transfer1.074
Speedometer gear ratio (driven/drive)
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MANUAL TRANSAXLE
ENGINE (TURBO) AND ENGINE>
SECTIONAL VIEW
Bearing retainer
Inputshaft
1 st speed gear
‘peed gear
3peed,
synchronizer
,
speed
Intermediate
Transaxle case
. D r a i n p l u g
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shaft

MANUAL TRANSAXLE
ENGINE (TURBO) Information
hh
Input shaft
Drive bevel gear
Driven
bevel
gear
ousing
speed synchronizer
gearassembly
, .
speed gearSub gear
speed gear. speed synchronizer
I I gear
differential coupling
Front output shaft
gear- -
Center shaft
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Front differential

MANUAL TRANSAXLEService Specifications/ ENGINE AND ENGINE> Lubricants
SERVICE SPECIFICATIONS
Standard value
of front roll stopper bracket43 3 (1.69
LUBRICANTS
Items lubricant Quantity
Transaxle oilAPI classification SAE or2.3 (2.4
Transfer oil API classification SAE or0.5 qt.)
Propeller shaft sleeve yoke API classification
SAE orAs required
1
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MANUAL TRANSAXLE
ENGINE (TURBO) AND ENGINE> Special Tools
SPECIAL TOOLS
ToolTool number and name
Steering linkage puller
GENERAL SERVICE
TOOL
Engine lifter
453
Engine hanger assem-
bly
Plug
193
‘lug
yoke holder
General Service Tool*
Service Tool
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Application
l Tie rod end ball joint knucklel Lateral lower arm ball joinand knuckle disconnectionlCompression lower arm bajoint and knuckle
tion
Supporting the engine assembly
during removal and installation
of the transaxle
Supporting the engine
during removal and installation
of
Preventing foreign substances
from, entering transaxle case
*Use shop towel
foreign substances
entering transfer
of hub