I run stock manifolds a return flow intercooler , Bosch 1000cc injectors, one 044 a surge, walbro Intank pump, type b poncams, mls head gasket, and studs, gt3076r with a external 32mm turbosmart waste gate welded to exhust housing and z32 afm and nistune ,3" turbo back exhaust , running e85 makes 338rwkw on 17psi has mor in it yet also have water/meth injection hooked up pre turbo but have not turned it on or tuned it to such yet , so 350 is very do able but reliability is always an unknown