Chrysler RAM TRUCK 2500 1994 Service Manual page 899

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11
EXHAUST SYSTEM AND INTAKE
M A N I F O L D
•
UPPER INTAKE THROTTLE LOWER
Fig. 10 Lower intake Manifold
CLEANING
Clean manifolds i n solvent and blow dry with com­
pressed air.
Clean cylinder block front and rear gasket surfaces
using a suitable solvent.
INSPECTION
Inspect manifolds for cracks.
Inspect mating surfaces of the manifolds for flat­
ness with a straightedge.
INSTALLATION
(1) Install the intake manifold side gaskets. Be
sure that the locator dowels are positioned i n the
head (Fig. 12).
(2) Insert two dowels into the locator holes. Peel
the protective paper off and align the seal with the
sticky side down. Press firmly onto the block (Fig.
13). Repeat for the other end. Front seal is BROWN
and rear seal is BLUE.
(3) Apply Mopar Silicone Rubber Adhesive Sealant,
or equivalent, into the four corner pockets (Fig. 11).
Fill the pocket, but DO NOT overfill.
Fig. 11 Lower Intake Manifold Gaskets
Fig. 12 Intake Manifold Flange Gasket Alignment
(BLUE PEEL-OFF) J9409-63
Fig. 13 Intake Manifold-to-Block Seals and Locator
Dowel Holes
(4) The lower intake manifold MUST be installed
within 3 minutes of sealant application. Carefully
lower intake manifold into position on the cylinder