F 250 4WD Super Duty V8-5.4L (2009)
Removal
1. Remove the LH fender splash shield.
2. Remove the degas bottle assembly.
3. Remove the 4 exhaust Y-pipe flange nuts.
4. Remove the 3 bolts and the exhaust manifold heat shield.
5. Remove the 8 nuts, 8 exhaust manifold-to-cylinder head studs and the exhaust manifold.
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Discard the 8 nuts and the 8 studs.
6. 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.
Remove and discard the exhaust manifold gaskets.
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Clean the sealing surfaces with metal surface prep. Follow the directions on the packaging.
7. Inspect the exhaust manifold.
Installation
1. Install 8 new exhaust manifold-to-cylinder head studs.
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Tighten to 12 Nm (106 lb-in).
2. Using new exhaust manifold gaskets, position the 2 gaskets and the exhaust manifold and install 8 new exhaust manifold nuts.
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Tighten to 25 Nm (18 lb-ft) in the sequence shown.
