If you increase the valve pressure (turn in the screw), you increase the valve's resistance to opening at lower vacuum levels, meaning part throttle or at idle but you also increase the occurrence of compressor surge, which is what a BOV is there to prevent in the first place.
Over time and tens of thousands of KMs later, car engines lose power and operational efficiency. This is due to ageing and wearing down of the parts of the engine as well as restrictions from sludge and carbon build...
guys,
is thre any product that can remover Watermark stain on my windscreen ? its really hard to c wen its raining without wipers ! :cry_smile:
need help from anyone that have faced this problem and solved it...