Pontiac tempest 1968 Service Manual page 277

6-60
1968 P O N T I A C SERVICE M A N U A L
O i l P A N 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 o i l pan.
R E P L A C E
1. Install new gasket on o i l pan using gasket r e ­
tainers (Figs. 6-100 and 101).
2. Install new o i l pan gasket i n rear main bearing
cap (Fig. 6-102).
3. Install o i l pan Into position and torque retaining
bolts 12 l b . f t .
4. Remove engine from stand.
5. Install engine i n vehicle.
O i l PUMP-REMOVE AND REPLACE
1. R e m o v e e n g i n e o i l p a n ( S e e " O i l P a n - Remove
and Replace"). Remove splash baffle,
2. Remove o i l pump attaching bolts while holding
o i l pump i n place. Carefully lower o i l pump away
from block with one hand while removing o i l pump
d r i v e
shaft with other hand (Fig. 6-103).
3. Position drive shaft i n distributor and o i l 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 o i l pan.
O I L PUMP-RECONDITION
DISASSEMBLE
1. Remove pressure regulator spring retainer,
spring, and pressure regulator b a l l .
2. Remove screws retaining cover to o i l 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 a l l 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
C O V E R
S C R E W
D R I V E G E A R
A N D S H A F T
PRESSURE
REGULATOR
SPRING
OIL PUMP
BODY
PRESSURE
REGULATOR
BALL
PRESSURE
REGULATOR
SPRING
RETAINER
F i g . 6 - 1 0 4 O i l Pump—Exploded View