what transfercase will fit in a fj80 with out swaping out the axil of the fj80? I am planning to swap out a land cruiser motor and transmission to a 4bt cummins and with out having problems later I am going to go a head an put in the automatic that comes with the 4bt cummins. I am wanting better mileage and I want to be able to sweitch in and out out 4 wheel drive and also the mileage to the tires . I would like to try keep it looking like a sleeper. I would like any ideas