Dodge ram truck 3500 1996 Service Manual page 1128

9 - 138 8.QL ENGINE
REMOVAL AND INSTALLATION (Continued)
COIL PACKS
A N D BRACKET
MOUNTING
BOLTS (4)
F I O N T OF ENGINE J9414-55
Fig, 20 Coii Pack and Bracket
(18) Disconnect exhaust pipe from exhaust mani­
fold (refer to Group 11, Exhaust System and Intake
Manifold).
(19) Remove exhaust manifolds and gaskets (refer
to Group 11, Exhaust System and Intake Manifold).
(20) Remove rocker arm assemblies and push rods.
Identify to ensure installation in original locations.
(21) Remove the head bolts from each cylinder
head and remove cylinder heads. Discard the cylin­
der head gasket.
(22) Remove spark plugs.
INSTALLATION
(1) Position the new cylinder head gaskets onto
the cylinder block.
(2) Position the cylinder heads onto head gaskets
and cylinder block.
(3) Tighten the cylinder head bolts in two steps
(Fig. 21):
• Step 1—Tighten all cylinder head bolts, i n
sequence, to 58 N-m (43 ft. lbs.) torque.
• Step 2—Tighten all cylinder head bolts, i n
sequence, to 143 N-m (105 ft. lbs.) torque.
CAUTION: When tightening the rocker arm bolts,
make sure the piston in that cylinder is NOT at
TDC. Contact between the valves and piston could
occur.
(4) Install push rods and rocker arm assemblies i n
their original position. Tighten the bolts to 28 N-m
(21 ft. lbs.) torque.
J 9 4 0 9 - 1 4
Fig. 21 Cylinder Head Bolt Tightening Sequence
(5) Install the side intake manifold gaskets. Be
sure that the locator dowels are positioned in the
head (Fig. 22).
Fig. 22 Intake Manifold Flange Gasket Alignment
(6) Peel off the protective paper (blue - rear and
brown - front) and press firmly onto the block (Fig.
23). BE SURE T H E BLOCK IS O I L FREE*Align-
ing slots in end seals with notches in intake manifold
gaskets.
(BLUE PEEL-OFF) J9409-63
Fig. 23 Intake Manifold-to-Block Seals
(7) Insert Mopar® Silicone Rubber Adhesive Seal­
ant, or equivalent, into the four corner pockets (Fig.
24). F i l l the pocket, but DO NOT overfill.