Intake Manifold

Intake Manifold Assembly-5.4L

Disassembly





1. Remove the four bolts and the fuel injection supply manifold.





2. Remove the eight fuel injectors from the fuel injection supply manifold.





3. Inspect the two O-ring seals from each fuel injector. Install new O-ring seals as needed.





4. Remove the engine noise shield.





5. Remove the bolts and the water crossover tube.
^ Inspect and install new gaskets as necessary.

6. CAUTION: If the engine has been internally damaged and metal or other foreign material has entered the manifold, it is recommended that the manifold be discarded.

Inspect all external and internal surfaces of the intake manifold.
^ Inspect for cracks or other damage.
^ Inspect for foreign material inside of the manifold.
^ Clean the intake manifold with a suitable cleaner.

Assembly





1. Position the water crossover tube. Install the bolts.





2. Install the engine noise shield.





3. NOTE: Lubricate the O-ring seals with clean engine oil, to aid installation.

Install the eight fuel injectors into the fuel injection supply manifold.





4. Position the fuel injection supply manifold. Install the four bolts.