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8-62
FIG. 43- Crankshaft and Related Parts
•
PRY FORWARD
THRUST BEARING
FIG. 44
-Aligning
Thrust Bearing
under the inserts will distort the bearing
and
cause
a failure.
6. Place the upper main bearing
inserts in position in the bores with the
tang fitting in the slot provided.
7. Install the lower main bearing
inserts in the bearing caps.
8. Dip the lip seal halves in clean
engine oil. Install the lip seals in the
bearing cap and block with the undercut
side of the seal toward the FRONT of the
engine as shown in
Fig.
29.
9. Carefully lower the crankshaft
into place.
Be
careful not to damage the
bearing surface.
10. Check the clearance of each main
bearing following the procedure under
GROUP
8-
ENGINE
PRY
CAP
BACKWARD
Fitting Main and Connecting Rod Bear-
ings on page 8-33.
11. After the bearings have been
fitted, apply a thin coating of oil-resistant
sealer to the rear main bearing
cap
at the
rear of the top mating surface (Fig. 32).
Do
nGt apply sealer to the area forward of
the oil slinger groove.
12.
Apply heavy engine oil
MS
to the
journals and bearings.
13
.
Install the rear main bearing cap
with the rear surface flush or slightly
ahead of the rear of the cylinder
block.
Install
all
bearing caps, except the thrust
bearing cap (No. 3 bearing). Be sure that
the main bearing caps are installed in their
MAIN BEARING
INSERTS
AJ266-A
original locations. Torque the bearing cap
bolts to specifications.
14.
Install the thrust bearing cap with
the bolts
finger-tight.
15.
Pry
the
crankshaft
forward
against the thrust surface of the upper half
of the bearing (Fig. 44).
16. Hold the crankshaft forward and
pry the thrust bearing cap to the rear. This
will
align
the thrust surfaces of both halves
of the bearing.
1 7. Retain the forward pressure on
the crankshaft. Tighten the cap bolts to
specifications.
18.
Force the crankshaft toward the
rear of the engine.
19. Check the crankshaft end play
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