1990 MITSUBISHI SPYDER engine

ENGINECamshaft and Camshaft ‘Oil -Seal
Removal steps
1. Accelerator cable connection2.Center cover
3. Spark plug cable
4.Breather hose5.PCV6.Rocker cover7. Timing belt (Refer to 8.Cover9.Gasket10. Camshaft position sensing cylinder 11. Camshaft position sensor support
12. Exhaust camshaft sprocket
13. Intake camshaft sprocket
14. Front camshaft bearing cap
15.Camshaft bearing cap
16. Rear camshaft bearing cap (R.H.)
17. Rear camshaft bearing cap (L.H.)
18.Exhaust camshaft19.Intake camshaft20. Camshaft oil seal21.Semi-circular packing
Installation steps. .
19. Intake camshaft 18. Exhaust camshaft Rear cap (R.H.)
16. Rear bearing cap (L.H.)
15. bearing cap 14. bearing cap
20. Camshaft 13. Intake camshaft12. Exhaust 11. Camshaft
Cover
7. Timing belt (Refer to
21. Semi-circular packing”
6. Rocker cover hose
4. Breather hose
3. Spark plug, cable2. Center cover 1. Accelerator cable .
Service.)
TSBRevision

ENGINECamshaft and Camshaft Oil
Plastic hammer
sideExhaust side
Slits01
Dowel pins
ExhaustsideIntake side
I
REMOVAL SERVICE POINTS .
EX H A UST
CAMSHAFT SPROCKET
Use a wrench at the hexagonal part of the camshaft
(to prevent the crankshaft from turning) to loosen the
camshaft sprocket bolt.
(2) Remove the camshaft sprockets.
FRONT CAMSHAFT BEARING FRONT CAMSHAFT BEARING
B E A R I N G B E A R I N G
(L.H.) (L.H.)
(1) Loosen the bearing cap installation ‘in two or three
steps.
(2) Remove the bearing cap.
NOTE
If the bearing cap is difficult to remove, use a plastic
hammer to gently tap the rear part of the camshaft, and
then remove.
INSTALLATION SERVICE POINTS
INTAKE CAMSHAFT/EXHAUST CAMSHAFT
INSTALLATION
(1) Install the camshafts on the cylinder head.
Caution
Do not confuse the intake side and the exhaust side .
NOTE
Install new camshafts using the following procedure.
(1) Remove the rocker arms.
(2) Lay the camshafts on the cylinder head and inst all
the bearing caps.
(3)
that the camshaft can be easily turned by
(4) After’ checking, remove the bearing caps and th e
camshafts, and install the rocker arms.
(2) The camshafts dowel pins should be at the posit ions
shown in the figure.

ENGINECamshaft and Oil Seal
CAMSHAFT CAP
C A M S H A F T
BEARING CAP
INSTALLATION
Tighten the bearing cap installation bolts to the torque
in two or three steps.
C a u t i o n
Tighten uniformly, otherwise the rocker arms not
straight.
Camshaft position
Camshaft positionsensor paint
CAMSHAFT OIL SEAL INSTALLATION
Use the special tool to drive the camshaft oil seal into position
carefully.
CAMSHAFT POSITION SENSING CYLINDER/
CAMSHAFT POSITION SENSOR SUPPORT
INSTALLATION
(1) Install the camshaft position sensing cylinder to the end
of the camshaft as shown in the illustration.
(2) Install the camshaft position sensor support.
(3)Check that the identification paint on the
sensing cylinder is pointing in the same direction as the,
camshaft position sensor installation direction when
camshaft is at the No. 1 compression TDC position.
TSB Revision

E N G I N E Oil fan and Oil
OIL PAN AND OIL SCREEN
REMOVAL AND INSTALLATION
and Post-installation Operation
l Engine Oil Draining and Supplying
lOil Level Gauge Removal and InstallationlFront Exhaust Pipe Removal and Installation
GROUP 15 Exhaust Pipe and Muffler.)
(Refer to GROUP 15
Exhaust Pipe and Muffler.)
Nm
1
I
6.9 Nm5.1
29
I
6.66.5
Removal steps
1.Transfer assembly6.Gasket
2. Bell housing cover 7. Oil pan3.Drain plug8.Oil screen4.Gasket9.Gasket
5. Oil return pipe connection
TSB Revision

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.
TSB Revision. . .

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
TSB Revision

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
TSB Revision
(5) Use the special tool to secure the flywheel or
drive plate and then tighten the the speci-
fied torque.
Specified torque:
Nm