Im about to turbo my ba xr6 I purchase my stuff of fellow forum members I was in the same predicament with everyone saying to buy a new motor. Im planing to run low boost 5psi max 8psi. At the moment it has cost me about $1700 for most of the hardware, just require computer and fitting havnt decided on wether to run a capa flash tuner or a haltech system I can let you know how it goes next week once it convertered.