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.
I'm driving a mira L5 turbo. I facing a problem is my BOV suddenly no more Psss sound. Wat wrong wit it the boost meter still going up to 0.6 bar as normal. I'm using original BOV. If i don fix it...
..can b DIY this thing..same like microcompressor..E68...etc....but this advertisement??wakakaka.....really ka??...this such of thing...make ur AFR lean or too lean only........ :D ..any other comments on...