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6A4-16
1977 PONTIAC SERVICE MANUAL
CAMSHAFT SPROCKET
FUEL PUMP
ECCENTRIC
OIL FILLER
TUBE BAFFLE
SPROCKET
O I L SLINGER
\
1
FT. L l .
FRONT COVER
Fig. 6A4-36 Engine Front Cover
C HAMFE R
Fig. 6A4-37 Dowel Pin With Chamfer
7. Place cover on front of block and press downward to
compress seal. Rotate cover left and right and guide pan seal
into cavity using a small screwdriver as shown in Fig. 6A4-40.
8. Apply engine oil to bolts (threads and heads).
9. Install two bolts finger tight to hold cover in place.
10. Install two dowel pins (chamfered end first).
11. Install timing indicator and water pump assembly.
Then torque bolts evenly as indicated in Fig. 6A4-41.
12. Apply lubricant 1050 169 or equivalent on balancer
seal surface.
13. Install balancer and balancer bolt. Torque to 200-300
ft. lbs.
14. Connect bypass hose and radiator hoses.
15. Install crankshaft pulley and four attaching bolts.
Torque to 10 ft. lbs.
Fig. 6/44-38 Rework Pan Seal
Fig. 6A4-39 Sealer On Pan and Cover
16. Install fan pulley, fan and four attaching bolts.
Torque bolts to 20 ft. lbs.
17. Install belts and adjust using Tool BT-7002-3.
18. Fill radiator and crankcase.
19. Road test car and check for leaks. Use of spray foot
powder or equivalent may aid in detecting leaks.
OIL SEAL
Removal (Front Cover Installed)
1. Remove the belts.
2. Remove the crankshaft pulley and pulley hub.
3. Using Tool BT-6406, remove oil seal.
Installation
1. Apply 1050805 Sealer or equivalent, to outside
diameter of seal.
2. Using Tool BT-6405, install oil seal as shown in Fig.
6A4-43.
3. Install the pulley hub and crankshaft pulley.
4. Install and adjust belts using tool BT-6002-3.
TIMING CHAIN AND GEARS
(WITH FRONT COVER REMOVED)
Removal
1. Remove fuel pump eccentric.
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