thanks all i may have a drive down to zed world hopefully i can get a few pointers on how to set the beast up the throttle ballance thats interesting because you can move the butterflys one by one but wen i move the one on my left (as im facing the car) not a lot happens but the one on the right responds ??? i dont understand ive took the boost pipes off and felt both turbos and there deffo pushing some air ! ill have a look at the little adjustmant screw thanks jeff