have just stripped down the inlet manifold and cleaned it up and put it back on, seems sorted no more whistle but it is has now come to my knowlage that it is over fueling MASSIVELY and the large amout of fuel is blowing out the spark!, i am going to have a fiddle try some diffrent ECU's and stuff and see how it gose tommorow at least that bloody whistling noise has gone and its revving (even if it dose us a 5ers worth in one rev lol