they might be overkill but this is what I am building
b20 erl sleeved block
wiseco 84 mm pistons
crower or pauter rods
gsr head ferrrea ss valves ,supertech dual valve springs and titanium retainers
bbk intake manifold bbk 70 mm tb
precision intercooler
turbo don't know yet gt35r or gt 42
tial blow off
tial 60 mm wastegate
1600 cc precision injectors (hold and peak)
gsr tranny with obx lsd and ls final gear drive
el gato tubular manifold
el gato fuel rail

this is some specs on my buil up .lmk....thanks.....Omar