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PART 8-2-,
200, 250
C.I.D. SIX CYLINDER ENGINES
8-31
(Fig.
21).
Install
the
camshaft
sprocket retaining bolt and washer.
Torque the bolt to specifications.
2. Clean the cylinder front and
the gasket surface of the cylinder
block.
Apply oil-resistant sealer to
a new cylinder front cover gasket and
position the gasket on the cylinder
front
cover.
Install the cylinder front
cover using the tool shown in Fig.
24. Torque the retaining bolts to
specifications.
FIG. 24- Cylinder Front Cover
3. Lubricate the hub of the crank-
shaft damper with Lubriplate to
prevent damage to the seal during
installation or initial engine start.
Using tool6306 AG, install the crank-
shaft damper. Torque the retaining
bolt to specifications.
4. Install the oil pan and related
parts.
5. Install the
fan,
pulley and drive
belt. Adjust the drive belt.
6. Install the radiator. Connect
the radiator upper and lower hoses.
7. Fill and bleed the cooling sys-
tem.
Fill the crankcase with the
proper quantity and grade of engine
oil.
8. Start the engine and check the
ignition
timing.
Operate the engine
at fast idle and check all hose con-
nections and gaskets for
leaks.
CAMSHAn
The camshaft and related parts
are shown in Fig. 25.
REMOVAL
1.
Drain the cooling system and the
crankcase.
Remove the air
cleaner.
2. Disconnect the radiator hoses
from the coolant outlet housing and
the water pump. Remove the radia-
tor. Remove the
grille.
3. Disconnect the accelerator rod
retracting spring. Disconnect the
accelerator rod from the carburettor.
CAMSHAFT
WASHER
6278
(~
t
371643-S
FIG. 25
-Camshaft and Related Parts
4. Disconnect the fuel inlet line
and the distributor vacuum line from
the carburettor.
5. Disconnect the muffler inlet
pipe frotn the exhaust manifold.
Pull the muffler inlet pipe iown.
Remove the gasket.
6. Disconnect the distributor vac-
uum line from the distributor. Dis-
connect the carburettor fuel inlet
line from the fuel pump. Remove
the lines as an assembly.
7. Disconnect the spark plug wires
from the spark plugs and the coil
high tension lead at the coil. Remove
the distributor cap and spark plug
wires as an assembly. Disconnect
the primary wire from the coil and
remove it from the retaining clip on
the cylinder head.
8. Disconnect the engine temper-
ature sending unit wire from the
sending unit. Disconnect the flexible
fuel line from the fuel
tank
line
and plug the line. Remove the dis-
tributor, the fuel pump, and the oil
filter.
9. Remove the crankcase vent hose,
regulatQr
val~e,
valve rocker arm
cover and cylinder head by following
steps 8 through 11 under Cylinder
Head
Removal-
page 8-28.
10. Using a magnet, remove the
valve lifters and keep them in order
so that they can be installed in their
original location (Fig. 26).
11. Lqosen and remove the drive
belt, fan and pulley. Remove the
crankshaft damper using tool 6306
AG.
12. Remove: the oil level dipstick.
Remove the oil pan. Remove the oil
pump and inlet tube assembly.
13. Remove the cylinder front
cover and gasket. Remove the crank-
shaft front oil slinger.
14. Push the camshaft toward the
rear of the engine. Install a dial
indicator so that the indicator point
is on the camshaft sprocket cap
screw (Fig. 27). Zero the dial indi-
cator. Position a large screw driver
between the camshaft sprocket and
the block. Pull the camshaft forward
and release it. Compare the dial
indicator reading with specifications.
If the end play is excessive, replace
the thrust plate.
15. Remove the dial indicator.
Remove
the
timing
chain and
sprockets following steps 4 and 5
under "Cylinder Front Cover and
Timing Chain Removal."
16. Remove the camshaft thrust
plate. Carefully remove the cam-
shaft by pulling it toward the front of
the engine. Use caution to avoid
damaging the journals and lobes.
etm -z
Magn;l
FIG. 26
-Valve Lifter
Removal
INSTALLATION
1. Clean the oil passage that feeds
the rocker arm shaft by blowing
compressed air into the opening in
the block. Oil the camsh:tft jour-
nals and apply Luhriplate to all the
camshaft lobes. Carefully slide the
camshaft through the bearings.
2. Install the thrust plate with
the oil groove toward the rear of
the engine and torque the retaining
bolts to
specifications.
Replace the
crankshaft front oil seal.
3. Follow steps l, 2 and 3 under
Cylinder Front Cover and Timing
Chain Installation and install the
sprockets and timing chain, oil sling-
er, cylinder front cover and crank-
shaft damper.
4. Clean the oil pump inlet tube
screen, and oil the pan and block
gasket surfaces. Prime the oil pump
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