Dodge RAM 1500 1998 Owner's Manual page 1331

9 - 108 ENGINE - 4.7L
CYLINDER HEAD (Continued)
REMOVAL
REMOVAL - LEFT CYLINDER HEAD
(1) Disconnect the negative cable from the battery.
(2) Raise the vehicle on a hoist.
(3) Disconnect the exhaust pipe at the left side
exhaust manifold.
(4) Drain the engine coolant. Refer to COOLING
SYSTEM.
(5) Lower the vehicle.
(6) Remove the intake manifold (Refer to 9 -
ENGINE/MANIFOLDS/INTAKE
REMOVAL).
(7) Remove the master cylinder and booster assem-
bly. Refer to section 5 brakes.
(8) Remove the cylinder head cover (Refer to 9 -
ENGINE/CYLINDER
COVER(S) - REMOVAL).
(9) Remove the fan shroud and fan blade assembly
(Refer to 7 - COOLING/ENGINE/FAN DRIVE VIS-
COUS CLUTCH - REMOVAL).
(10) Remove accessory drive belt (Refer to 7 -
COOLING/ACCESSORY DRIVE/DRIVE BELTS -
REMOVAL).
(11) Remove the power steering pump and set
aside.
(12) Rotate the crankshaft until the damper tim-
ing mark is aligned with TDC indicator mark (Fig.
9).
Fig. 9 Engine Top Dead Center (TDC) Indicator Mark
1 - TIMING CHAIN COVER
2 - CRANKSHAFT TIMING MARKS
MANIFOLD
HEAD/CYLINDER
(13) Verify the V8 mark on the camshaft sprocket
is at the 12 o'clock position (Fig. 11). Rotate the
crankshaft one turn if necessary.
(14) Remove the crankshaft damper (Refer to 9 -
ENGINE/ENGINE BLOCK/VIBRATION DAMPER -
REMOVAL).
(15) Remove the timing chain cover (Refer to 9 -
ENGINE/VALVE TIMING/TIMING BELT / CHAIN
COVER(S) - REMOVAL).
(16) Lock the secondary timing chains to the idler
sprocket using Special Tool 8515 (Fig. 10).
-
HEAD
Fig. 10 Using Special Tool 8515 to Hold Chains to
1 - LOCK ARM
2 - RIGHT CAMSHAFT CHAIN
3 - SECONDARY CHAINS RETAINING PINS (4)
4 - IDLER SPROCKET
5 - LEFT CAMSHAFT CHAIN
6 - SPECIAL TOOL 8515
Idler Sprocket.
DR