Personally, I would lose the p11 head because of the roller rockers and lowport fuel rail. I would get a nice highport DE head and throw on some 72lb injectors in a top feed rail.
Get the internal wastegate TIG welded shut by someone who knows what they are doing and have them weld an external WG flange onto the t28 manifold.
Get a Nisstune R/T ECU
Get the internal wastegate TIG welded shut by someone who knows what they are doing and have them weld an external WG flange onto the t28 manifold.
Get a Nisstune R/T ECU