F 350 4WD Super Duty V8-6.4L DSL Turbo (2008)
9. Position a center punch or equivalent and center a dimple into the frame rail in both of the scribed areas in preparation for the frame rail drilling. See
Figure 7.
10. NOTICE: Caution MUST be taken not to damage the fuel tank assembly during the frame rail drilling process. It is recommended to use a drill bit
stop when drilling into the frame rail. Position the drill bit stop 25 mm (1.0 in) from the tip of the drill bit.
NOTICE:
For correct alignment of the fuel tank stopper bracket, the holes must be drilled straight into the frame rail using an angle-head drill motor.
Position an angle-head drill motor with a 5.5 mm (7/32 in) drill bit into the dimple and drill a pilot hole. See Figure 8.
11. Using a 10 mm (13/32 in) drill bit, drill open the pilot hole.
12. NOTE: The removal of the fuel tank stopper bracket J-nuts is necessary for the alignment and scribing process of the 2 lower fuel tank stopper
bracket holes.
