If you just swap the engine and tranny and pay a pro to do it i estimate from 750 to 125 usd. the differential ratio is different, taller, (I believe) though and if you keep the gasser diff you will have less acceleration and better fuel economy.

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.