im in the process of doing it right now .. b16 head with skunk2 stage 2 cams, valves - springs and retainers (ti), ported and polished, aebs or jg manifold, jg 68mm tb.
GSR block with aftermarket rods, still debating whether or not to go b16 oem pistons or aftermarket. Or i can just go with a stroker kit. but wait till it comes out .. hopefully it'll be a beast