it would cost less to just swap a R150f in and adapt that to a geardriven tcase
?
an R150f is stock behind the 3.4l 5vz-fe. you still have to buy a $350 adapter from the transmission (R150f) to a passenger drop case (R1A gear drive case), and a $159 23 spline input gear for said case (because the transmission output is 23 spline.
