Yeahhhhhhh, maybe and maybe not such a hot idea. See here .
Also go head over to slantsix.org and pay attention to "Sandy in BC", who has a lot of experience and success retrofitting TBI using inexpensive, widely-available components. See here, here, here, here, etc.
(And in case you're thinking "Aha, I'll use the '88-'91 3.9 V6 parts!" — see this whole thread.)
