Navigator 4WD V8-5.4L VIN 5 (2006)
12. Install the special tools and raise the engine.
13. Remove the 8 nuts and the exhaust manifold.
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To install, tighten to 25 Nm (18 ft. lbs.) in the sequence shown.
14. CAUTION: 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.
NOTE: Clean the sealing surfaces with metal surface prep. Follow the directions on the packaging.
Remove and discard the exhaust manifold gaskets. Clean the sealing surfaces with metal surface prep.
15. Inspect the exhaust manifold.
16. To install, reverse the removal procedure.
