Intake Manifold: Installation

To complete installation, observe the following assembly tips, and reverse the removal procedures.

• Clean the cylinder block, heads and intake manifold sealing surface of all oil with a suitable solvent.
• Apply sealer GM P/N (12345493) or equivalent to the ends of the manifold seals.
• Clean the intake manifold bolts and bolt holes of adhesive compound.
• Apply thread lock compound GM P/N (12345493) or equivalent to the intake manifold bolt threads before assembly.
• Tighten the intake manifold bolts TWICE to 88 INCH lbs. (10 N.m) in a circular pattern, starting in the middle.