F 250 4WD Super Duty V10-6.8L VIN V (2005)
5. Remove the 4 exhaust manifold-to-catalytic converter nuts.
^
To install, tighten to 40 Nm (30 ft. lbs.).
6. Remove the 10 nuts and the exhaust manifold.
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To install, tighten to 25 Nm (18 ft. lbs.) in the sequence shown.
7. 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.
8. To install, reverse the removal procedure.
