Thanks guys for all the info on the forum...
C-Works tunning manage to obtain 742 whp@31lbs from my rebuild engine that still have stock fuel rail and lines.
We know there is still more room to improve but we are happy with the results by now.
tunned by Cristian Penson / C-Works shop in Dominican Republic
sponsord by Omegaxenon.com and RPM Imports
We are using our Borg Warner S372 turbo and 1,200cc RC injectors, Power FC ecu.
I ordered a S375 new Borg Warner turbo from FAST_TURBO_USA a reputable ebay store in USA for only US$1,150.00 .. .. I will receive in 2 weeks and hope could obtain extra 75hp and same spool.

http://img183.imageshack.us/i/r33luchocampusano.jpg/

 

yesterday we visited the dyno after replace the stock fuel lines, fuel rail and new BORG WARNER TURBO from FAST_TURBO_USA from eBay and manage to obtain 816 whp @ 36lbs of boost thanks to the mechanic and tuning from C-Works / Cristian Penson.
http://img20.imageshack.us/i/r33dyno816.jpg/