F 450 4WD Super Duty V8-6.0L DSL Turbo VIN P (2003)
14. Using the special tool, tighten the race nut.
15. Install the setscrew.
16. Remove the valve housing from the holding fixture.
17. Install a new gasket.
18. Lubricate the seal with grease and install a new teflon seal and rubber O-ring seal on the piston.