r u definate thats its an rb25?? coz by lookin at ur dyno sheet the power curve looks like it doesnt hav the dip wen variable valve timing kicks in around 5000rpm. that figure looks spot on for a rb20 runnin that boost with the mods u hav. hav u checked the engine number on the block?? check out my dyno sheet on my profile. i had rb25 with stock turbo n stock ecu then. just exh, cooler, boost cont, pod, safc2 @ 13psi