Im Stumpd

ok i will try to K I S S I have a 65 Dart GT was /6 3 spd on tree nowSB 8334 spd. Shumaker mounts brewers 4 spd conversion ..heres the things #1 Z bar is out of alignment as if eng was 1/2 in to far back .#2 NO exhuast i have wil work first the Spitfires WOnt clear steering shaft 02 5.2 Mag truck manifolds Wont work hits the steering box??? what are my Opitons?? V 8 K frame? IS there a signifigant difference between /6 K mem and V8 K mem??? stock 273 manifolds ( dont Really want to D Tune eng)