Exhaust Manifold - RH

Exhaust Manifold - RH













Removal

1. With the vehicle in NEUTRAL, position it on a hoist.

2. Disconnect the battery ground cable.

3. Remove the 4 exhaust Y-pipe flange nuts (2 RH and 2 LH).
- Discard the flange 4 nuts.





4. Remove and discard the 8 exhaust manifold nuts.

5. NOTE: It may be necessary to raise the exhaust Y-pipe for additional clearance when removing the exhaust manifold from the vehicle.

Remove the RH exhaust manifold and discard the gaskets.

6. Remove and discard the 8 exhaust manifold-to-cylinder head studs.

7. Clean and inspect the exhaust manifold.

Installation

All engines

1. NOTICE: Do not use metal scrapers, wire brushes, power abrasive discs, or other abrasive means to clean the sealing surfaces. These may cause scratches and gouges resulting in leak paths. Use a plastic scraper to clean the sealing surfaces.

Clean the sealing surfaces with metal surface prep.

2. Install 8 new exhaust manifold-to-cylinder head studs.
- Tighten to 12 Nm (106 lb-in).

4.6L (2V) engine

3. Using new exhaust manifold gaskets, position the exhaust manifold and install the 8 new nuts in the sequence shown.
- Tighten to 20 Nm (177 lb-in).





5.4L (2V) engine

4. Using new exhaust manifold gaskets, position the exhaust manifold and install the 8 new nuts in the sequence shown.
- Tighten to 25 Nm (18 lb-ft).





All engines

5. Position the Y-pipe flange and install the 4 new nuts (2 RH and 2 LH).
- Tighten to 40 Nm (30 lb-ft).





6. Connect the battery ground cable.