318 build. what would you do?

This is a Mustang, but this is how my setup with be routed:


how big are the turbos you work with and wth are they for. lol. big deisels for big rigs or what?? heavy machinery. are they bigger around then a 5 gallon bucket? i might slap one on my car. lmao. i dont think my 318 would even turn that monster