Kurt, I would check the rules before I get to carried away with the swap. Here is what is posted on Keith's website:
Street Stock Diesel (SS) @ 8000 lbs
This is for the daily driver with some aftermarket modifications.
Aftermarket Computers/Programmers, Exhaust and Air Intakes are permitted.
Stock Turbo only.
Rear suspension may be blocked
Hanging weights are permitted.
No Nitrous or Propane.
2WD's running in this class may run 31" hitch height.
Aftermarket computers or programmers are permitted,
OEM transmission & transfer case only, fuel injection pump is limited to a stock appearing, pulling hitches are allowed, u-joint covers and driveshaft loops are required on ALL trucks!
Just an FYI