Pontiac firebird 1968 - Front Crankcase Cover and Gasket- Remove and Replace

6-20
1968 PONTIAC SERVICE MANUAL
8. Remove crankshaft timing belt flange and
sprocket (Fig. 6-32).
9. Pry seal from crankcase cover (Fig. 6-33) us-
ing care not to distort the cover.
REPLACE
1. Install new seal with lip of seal inward using
seal installer J 22260 (Fig. 6-34).
2. Replace crankshaft timing belt sprocket and
flange.
3. Align timing marks (Fig. 6-7) and replace tim-
ing belt.
4. Replace timing belt lower front cover and har-
monic balancer.
5. Adjust timing belt tension.
6. Replace water pump pulley and fan.
7. Replace timing belt upper front cover.
FRONT CRANKCASE COVER AND GASKET-
REMOVE AND REPLACE
1. Remove crankshaft timing belt sprocket as
shown above.
2. Remove four front oil pan to crankcase cover
retaining bolts.
3. Loosen remaining oil pan bolts as necessary to
provide clearance between crankcase cover and oil
pan.
NOTE: It may be necessary to jar the oil pan to
gain the necessary clearance.
4. Remove five front crankcase cover attaching
bolts.
5. Remove front crankcase cover and gasket and
clean gasket surface, using care that gasket particles
do not fall into oil pan.
6. Inspect cover seal for signs of wear or dis-
tortion.
•n
-DOWEL
PINS
A'.
Fig. 6-33 Removing Crankshaft Front Seal Fig. 6-35 Crankcase Front Cover Gasket and Dowel Pins