Dodge RAM TRUCK 1500 1995 Service Manual page 888

„ REAR MAIN
BEARING CAP
J9309-72
Fig. 2 Sealant Application to Bearing Cap
provide cap to block and oil pan sealing (Fig. 2). Ap­
ply enough sealant until a small amount Is squeezed
out. Withdraw nozzle and wipe excess sealant off the
oil pan seal groove.
(18) Install new front crankshaft oil seal.
(14) Immediately Install the oil pan.
MOPAR SILICONE
RUBBER ADHESIVE
SEALANT
NOZZLE TIP
SEALANT
APPLIED
REAR MAIN
•BEARING CAP
J9309-87
Fig, 3 Apply Sealant to Bearing Cap to Block Joint
CRANKSHAFT IAIN BEARINGS
Bearing caps are not interchangeable and should
be marked at removal to ensure correct assembly.
Upper and lower bearing halves are NOT inter­
changeable. Lower main bearing halves of No.l and 8
are Interchangeable.
Upper and lower No.2 bearing halves are flanged
to carry the crankshaft thrust loads. They are NOT
Interchangeable with any other bearing halves in the
engine (Fig. 4). Bearing shells are available In stan­
dard and the following undersizes: 0.25 mm (0.001
Inch), 0.051 mm (0.002 inch), 0.076 mm (0.003 inch),
0.254 mm (0.010 inch) and 0.305 mm (0.012 inch).
Never install an undersize bearing that will reduce
clearance below specifications.
Fig, 4 Main Bearing Identification
REMOVAL
(1) Remove the oil pan.
(2) Remove the oil pump from the rear main bear­
ing cap.
(3) Identify bearing caps before removal. Remove
bearing caps one at a time.
(4) Remove upper half of bearing by inserting
Crankshaft Main Bearing Remover/Installer Tool
C-3059 into the oil hole of crankshaft (Fig. 5).
(5) Slowly rotate crankshaft clockwise, forcing out
upper half of bearing shell.
SPECIAL
TOOL C-3059
' BEARING
9209-59
Fig. 5 Upper Main Bearing Removal and Installation
with Tool C-3059
imswMLLAwmm
Only one main bearing should be selectively fitted
while all other main bearing caps are properly tight­
ened. All bearing capbolts removed during service
procedures are to be cleaned and oiled before instal­
lation.
CAUTION: DO NOT use a new bearing half with old
bearing half.
When installing a new upper bearing shell, slightly
chamfer the sharp edges from the plain side.