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6A6-26
1977 PONTIAC SERVICE M A N U A L
Fig. 6A6-56 Measuring Ring Groove Clearance
Fig. 6A6-58 Installing Connecting Rod and Piston
Assemblies
Fig. 6A6-57 Connecting Rods
-
Installed Position
10. Install starter.
11. Connect exhaust pipe at manifold and converter
bracket at transmission rear mount.
12. Lower vehicle on hoist.
13. Reinstall power steering pump, if so equipped.
14. Connect:
a. Accelerator linkage at inlet manifold
b. Fuel line, from tank, at fuel pump
c. Hoses at fuel vapor storage canister
d. Vacuum line to power brake unit at manifold, if so
equipped.
15. Connect wires at:
a. Starter solenoid
b. Delcotron
c. Temperature switch
d. Oil pressure switch
e. Coil
16. Install radiator and fan shroud and reconnect
radiator and heater hoses.
17. Fill cooling system.
18. Fill crankcase with oil. See owners manual for
specifications.
19. Install air cleaner.
20. Install hood.
21. Connect battery cables.
NOTE: T o avoid possible arcing of battery, connect
positive battery cable first.
22. Start engine, check for leaks and check timing.
CRANKSHAFT
The crankshaft can be removed while the engine is
disassembled for overhaul, as previously outlined, or without
complete disassembly as outlined below.
Removal
1. With the engine removed from the vehicle and the
transmission and/or clutch housing removed from the
engine, mount engine in stand and clamp securely.
2. Remove the oil dip stick and oil dip stick tube (if
applicable).
3. Remove the starting motor, clutch assembly (if
equipped) and flywheel.
4. Remove the spark plugs.
5. Remove crankshaft pulley and torsional damper.
6. Remove oil pan and oil pump.
7. Remove crankcase front cover and timing chain and
camshaft sprocket.
8. Check the connecting rod caps for cylinder number
identification. If necessary, mark them.
9. Remove the connecting rod caps and push the pistons
to top of bores.
10. Remove main bearing caps and lift crankshaft out
of cylinder block.
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