Dodge R1500 1999 Service Manual page 638

Tighten bolts to specification, in steps, and in sequence. See Fig. 4.
See TORQUE SPECIFICATIONS table.
2) Install manifold flange gaskets on cylinder head with
MANIFOLD SIDE words visible. Place a 13/64" (5 mm) bead of silicone
rubber adhesive sealant at 4 corner joints. Install front and rear
gaskets. Ensure holes in front and rear gaskets engage with dowels in
cylinder block.
3) Install intake manifold and install all bolts finger
tight. Tighten bolts to specification, in steps, and in sequence. See
Figs. 5 and 6. See TORQUE SPECIFICATIONS table. To install remaining
components, reverse removal procedure.
Fig. 5: Intake Manifold Bolt Tightening Sequence (3.9L)
Courtesy of Chrysler Corp.