Dodge Ram Truck 1500-2500-3500. Manual — part 1330
10. Install No. 2 intermediate piston ring using a pis-
ton ring installer.
11. Install No. 1 upper piston ring using a piston ring
installer.
12. Position piston ring end gaps as shown in. It is
important that expander ring gap (5) is at least
45° from the side rail gaps, but not on the piston
pin center or on the thrust direction.
9 - 2242
ENGINE - 4.7L - SERVICE INFORMATION
DR/DH
DAMPER - CRANKSHAFT
REMOVAL
1. Disconnect negative cable from battery.
2. Remove accessory drive belt (Refer to 7 - COOL-
ING/ACCESSORY
DRIVE/DRIVE
BELTS
-
REMOVAL).
3. Drain cooling system (Refer to 7 - COOLING -
STANDARD PROCEDURE).
4. Remove radiator upper hose.
5. Remove upper fan shroud.
6. Using Special Tools 6958 Spanner with Adapter
Pins 8346 (1), loosen fan and viscous assembly
from water pump.
7. Remove fan and viscous assembly.
8. Disconnect electrical connector for fan mounted
inside radiator shroud.
NOTE: Transmission cooler line snaps into shroud
lower right hand corner.
9. Remove crankshaft damper bolt.
10. Remove damper using Special Tools 8513 Insert
and 1026 Three Jaw Puller (2).
DR/DH
ENGINE - 4.7L - SERVICE INFORMATION
9 - 2243
INSTALLATION
CAUTION: To prevent severe damage to the Crank-
shaft, Damper or Special Tool 8512–A, thoroughly
clean the damper bore and the crankshaft nose
before installing Damper.
1. Align crankshaft damper slot with key in crankshaft.
Slide damper onto crankshaft slightly.
CAUTION: Special Tool 8512–A, is assembled in a
specific sequence. Failure to assemble this tool in
this sequence can result in tool failure and severe
damage to either the tool or the crankshaft.
2. Assemble Special Tool 8512–A as follows, The nut
(2) is threaded onto the shaft first. Then the roller
bearing (1) is placed onto the threaded rod (3)
(The hardened bearing surface of the bearing (1)
MUSTface the nut (2). Then the hardened washer (5)slides onto the threaded rod. Once assembled coat the
threaded rod’s threads with Mopar
T
Nickel Anti-Seize or equivalent.
3. Using Special Tool 8512–A, press damper onto
crankshaft (1).
4. Install then tighten crankshaft damper bolt to 175
N·m (130 ft. lbs.).
5. Install fan blade assembly (Refer to 7 - COOLING/
ENGINE/FAN
DRIVE
VISCOUS
CLUTCH
-
INSTALLATION).
6. Install radiator upper shroud and tighten fasteners
to 11 N·m (95 in. lbs.).
7. Connect electrical connector for shroud fan.
8. Install radiator upper hose.
9. Install accessory drive belt (Refer to 7 - COOLING/
ACCESSORY DRIVE/DRIVE BELTS - INSTALLA-
TION).
10. Refill cooling system (Refer to 7 - COOLING -
STANDARD PROCEDURE).
11. Connect negative cable to battery.
COVER - STRUCTURAL
DESCRIPTION
The structural dust cover is made of die cast aluminum and joins the lower half of the transmission bell housing to
the engine bedplate.
OPERATION
The structural cover provides additional powertrain stiffness and reduces noise and vibration.
9 - 2244
ENGINE - 4.7L - SERVICE INFORMATION
DR/DH
REMOVAL
1. Raise vehicle on hoist.
2. Remove the left hand exhaust pipe from exhaust
manifold.
3. Loosen the right hand exhaust manifold-to-exhaust
pipe retaining bolts.
4. Remove the eight bolts (1,2,3) retaining structural
cover in the sequence shown.
5. Pivot the exhaust pipe downward and remove the
structural cover.
INSTALLATION
CAUTION: The structural cover must be installed
as described in the following steps. Failure to do
so will cause severe damage to the cover.
1. Position the structural cover in the vehicle.
2. Install all four bolts (1,2,3)retaining the cover-to-en-
gine. DO NOT tighten the bolts at this time.
3. Install the four cover-to-transmission bolts (1,2,3).
Do NOT tighten at this time.
CAUTION: The structural cover must be held
tightly against both the engine and the transmis-
sion bell housing during tightening sequence. Fail-
ure to do so may cause damage to the cover.
4. Starting with the two rear cover-to-engine bolts,
tighten bolts (1) to 54 N·m (40 ft. lbs.), then tighten bolts (2) and (3) to 54 N·m ( 40 ft. lbs.) in the sequence
shown.
5. Install the exhaust pipe on left hand exhaust manifold.
6. Tighten exhaust manifold-to-exhaust pipe retaining bolts to 20–26 N·m (15–20 ft. lbs.).
MOUNT - FRONT
REMOVAL
2WD
1. Disconnect the negative cable from the battery.
CAUTION: Remove the viscous fan before raising engine. Failure to do so may cause damage to the fan
blade, fan clutch and fan shroud.
2. Remove the viscous fan (Refer to 7 - COOLING/ENGINE/FAN DRIVE VISCOUS CLUTCH - REMOVAL).
3. Raise the vehicle.
DR/DH
ENGINE - 4.7L - SERVICE INFORMATION
9 - 2245
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