F 250 4WD Super Duty V10-6.8L VIN Z CNG (2003)
5. Install the upper intake manifold.
^
Position the upper intake manifold gaskets and the intake manifold, and loosely install the bolts.
6. Tighten the bolts in two stages, in the sequence shown.
^
Stage 1: Tighten to 2 Nm (18 inch lbs.).
^
Stage 2: Tighten to 25 Nm (18 ft. lbs.).
