Hello i have a 2wd saff cosworth running dark green injectors t34 rs 500 style intercoller 044 pump the inlets have been opend up on the head and its got a steel cometic head gasket and all the rest of the stuff to go with it. ime looking at running about 340BHP will i need to turn up the fuel pressure.ive put a gauge on it and its on 3.5bar with the pipe on.