6-60
1968
PONTIAC
SERVICE
MANUAL
Oil
PAN
AND/OR
OIL PAN
GASKETS-
REMOVE
AND REPLACE—TEMPEST MODELS
REMOVE
1. Remove engine, and
clutch
(SM)
from
vehicle.
2.
Place engine on a suitable stand.
3. Remove oil pan.
REPLACE
1.
Install
new gasket on oil pan using gasket re-
tainers (Figs. 6-100 and 101).
2.
Install
new oil pan gasket in rear
main
bearing
cap (Fig. 6-102).
3.
Install
oil pan
Into
position
and torque retaining
bolts
12 lb. ft.
4.
Remove engine
from
stand.
5.
Install
engine in vehicle.
Oil
PUMP-REMOVE
AND REPLACE
1.
Remove
engine
oil pan (See "Oil Pan -
Remove
and
Replace"). Remove splash
baffle,
2.
Remove oil pump attaching bolts
while
holding
oil
pump in place.
Carefully
lower
oil pump away
from
block
with
one hand
while
removing oil pump
drive
shaft
with
other hand
(Fig.
6-103).
3. Position
drive
shaft in
distributor
and oil pump
drive
gears.
Place pump against
block,
using new
gasket between pump and
block.
Index
drive
shaft
with
pump
drive
gear
shaft.
Install
two attaching
screws
with
lockwashers and tighten securely.
NOTE;
Removal and
installation
of pump does not
affect
ignition
timing,
since
the oil pump and
dis-
tributor
drive
gear is mounted on the
distributor
shaft.
4.
Install
oil pan.
OIL
PUMP-RECONDITION
DISASSEMBLE
1. Remove
pressure
regulator spring retainer,
spring,
and
pressure
regulator
ball.
2.
Remove screws retaining cover to oil pump
body
and remove cover.
3.
Remove
driven
gear
and
drive
gear
with
shaft.
NOTE;
Oil pump
screen
should
not be removed
from
pump body. Be
careful
not to
loosen
screen.
CLEAN
AND
INSPECT
1. Clean all parts thoroughly. Screen must be
thoroughly
cleaned by using a
fluid
such as used
for
carburetor cleaning.
2.
Inspect
pressure
regulator spring (Fig. 6-104)
for
distortion,
cracks, and wear on sides.
PICKUP
SCREEN
OIL
PUMP
COVER
DRIVEN
GEAR
COVER
SCREW
DRIVE
GEAR
AND
SHAFT
PRESSURE
REGULATOR
SPRING
OIL
PUMP
BODY
PRESSURE
REGULATOR
BALL
PRESSURE
REGULATOR
SPRING
RETAINER
Fig.
6-104 Oil
Pump—Exploded
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