way too much work involved(engine mounting,wiring harness,electronics) if his car is already a DOHC its very easy to turbo it, i have turbochaged a Neon with a 99 Caravan 2.4 engine swap, if your friends car is a SOHC i can convert it to DOHC, if interested in some work LMK and i'll be glad to help, i've worked for Chrysler and ASE certified