Dodge dakota 2002 Service Manual page 1572

DR
CRANKSHAFT MAIN BEARINGS (Continued)
(3) Measure the diameter of the main journal at
the locations shown (Fig. 69). Calculate the average
diameter for each side of the journal.
Fig. 68 Crankshaft Main Bearing Bore Diameter
1 - MAIN BEARING CAPS
MAIN BEARING BORE DIAMETER CHART
ITEM
BEARINGS INSTALLED
BEARINGS REMOVED
Fig. 69 Crankshaft Main Journal Diameter
MAIN BEARING BORE
DIAMETER (MAXIMUM)
83.106 mm (3.2719 in.)
Min 87.983 mm (3.4639
in.)
Max. 88.019 mm (3.4653
in.)
ENGINE 5.9L DIESEL
CRANKSHAFT MAIN JOURNAL DIAMETER
ITEM
Minimum diameter
Maximum diameter
Maximum out of
roundness
Maximum taper
Thrust distance (at No.6
position)
(4) Calculate the main bearing journal to bearing
clearance. Maximum clearance is 0.119 mm (0.00475
inch). If the crankshaft journal is within limits,
replace the main bearings. If not within specifica-
tions, grind the crankshaft to next size and use over-
size bearings.
(5) Measure thrust distance at the No.6 position.
CRANKSHAFT OIL SEAL -
FRONT
REMOVAL
(1) Disconnect both battery negative cables.
(2) Raise vehicle on hoist.
(3) Partially drain engine coolant into container
suitable for re-use (Refer to 7 - COOLING - STAN-
DARD PROCEDURE).
(4) Lower vehicle.
(5) Remove radiator upper hose.
(6) Disconnect coolant recovery bottle from radia-
tor filler neck and lift bottle off of fan shroud.
(7) Disconnect windshield washer pump supply
hose and electrical connections and lift washer bottle
off of fan shroud.
(8) Remove the fan shroud-to-radiator mounting
bolts.
(9) Remove viscous fan/drive assembly. (Refer to 7
- COOLING/ENGINE/RADIATOR FAN - REMOVAL).
(10) Remove cooling fan shroud and fan assembly
from the vehicle.
(11) Remove the accessory drive belt (Refer to 7 -
COOLING/ACCESSORY DRIVE/DRIVE BELTS -
REMOVAL).
(12) Remove the cooling fan support/hub from the
front of the engine.
(13) Raise the vehicle on hoist.
(14) Remove the crankshaft damper and speed
indicator ring.
(15) Remove hydraulic pump.
(16) Remove accessory drive belt tensioner.
CHART
SPECIFICATION
82.962 mm (3.2662 in.)
83.013 mm (3.2682 in.)
0.050 mm (.002 in.)
0.013 mm (.0005 in.)
Min. 0.065 mm (.003 in.)
Max. 0.432 mm (.017 in.)
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