Did you get the tuning sorted? If not check out - http://www.factorypro.com/tech_tuning_procedures/tuning_carbtune,CV,high_rpm_engines.html, it is a labour of love to get it P-E-R-F-E-C-T, and imo you need an AFR to get it there, so you might want to pay someone to ride/dyno it to perfection.