i was about to get started with a turbo install in my 91 gt. just a few questions for ya. 1. can i use the gtx intake manifold without the turbo? i have one, and was going to put it in if it will work. 2. what turbo's will bolt up to the gtx manifold, i would like to know this so i can scavenge the junkyards. 3. is it better to use the gtx manifold over my stock peice? 4. what is the cheapest route to go for the fuel management? please let me know, someone. i would like to get started on this install.