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 TM 55-1905-219-14-4
3-41. CRANKSHAFT BEARINGS (Cont).
LOCATION
ITEM
ACTION
REMARKS
INSPECTION (Cont)
stall over-
size thrust
washer on one
or both sides
of the rear
main bearing.
A new standard
size thrust
washer is .1190
to .1220 inch
(0.3023 to
0.3099 cm)
thick. Thrust
washers are
available in
.005 and .010
inch (0.0127
and 0.0254 cm)
oversize.
INSTALLATION
6. Upper
Upper bear-
1. Clean.
bear-
ing shells
ing
(4)
2. Lubricate.
Use clean en-
Numbers
gine oil.
1, 2, 3,
4, 5, 6
NOTE
The upper and lower main
bearing shells are not
alike: the upper bearing
shell is grooved and
drilled for lubrication
the lower bearing shell
is not. Be sure to
install the grooved and
drilled bearing shells
in the cylinder block
and the plain bearing
shells in the bearing
caps, otherwise the oil
3-900
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