INSTALLATION - CONTINUED - TM-9-2320-269-34-10141

TM 9-2320-269-34-1

CRANKSHAFT AND MAIN BEARINGS - CONTINUED

ACTION

LOCATION

ITEM

REMARKS

INSTALLATION - CONTINUED

27.

Crankshaft (1)

Rear main bearing

Place in position so numbers on caps

cap (2) and four

(2) and (3) face the right side of engine.

main bearing caps (3)

28.

Rear main bearing

Ten new washers (4)

Apply clean engine oil to screw threads,

cap (2) and four

and screws (5)

washers, and underside of screwheads.

main bearing

Screw in until snug using 13/16-inch

caps (3)

socket and ratchet handle with 1/2-inch

drive.

Do not torque at this time.

Using plastic-face hammer tap each cap

(2) and (3) until rear machined sur-

face of cap is flush with block

machined surface.

Using 13/16-inch socket and torque

wrench with 112-inch drive, tighten

screws (5) to 110 - 115 ft-lb

(149 - 156 N m) of torque.

29.

Cylinder block (6)

Ten new washers (7)

Screw in until snug using 9116-inch

and screws (8)

socket and ratchet handle with 1/2-

inch drive.

Tighten to 40 - 50 ft-lb (54 - 61 N m)

of torque.

NOTE

Steps 30 thru 37 will check bearing cap and shell to crankshaft main journal clearance. Repeat the steps for

all bearing caps. If any bearing shell-to-journal clearance is out of tolerance given, replace crankshaft.

All main bearing caps must be installed and torqued to specification.

Do not turn crankshaft while checking clearance.

30.

Two screws (8) and

Using 9/16-inch socket and ratchet handle

washers (7)

with 1/2-inch drive, unscrew and take out.

31.

One main bearing

Two screws (5)

Using 13/16-inch socket and ratchet handle

cap (3)

and washers (4)

with 1/2-inch drive, unscrew and take out.

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