I understand what you're describing is no small under taking but given some time it should be well within the realm of possibility even for a novice mechanic.
1989 240SX Fastback. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1995 300ZX Twin Turbo Warning: Objects in mirror aren't as fast as they thought they were.