If you had the N/A 3.8, I'd say go with the S/C 3.8. If you had the S/C 3.8, go with the N/A and do a top swap. then you can add your intake, throw on some headers, d/p, 180 t-stat, autolite 104 plugs, 3.4 pulley, and a good tune. You'd be rolling pretty good then.