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.
GOODYEAR NCT5 TYRE...There is no "steel cord/ply" at the tyre side wall lining..it contains only rubber..i'm almost done for when using this tyre, i'm travelling around 85km/h on...
Any sifus out there done this mod before? I'm having problems with getting the boost idle. I'm aware that the evo4's tubine is a twin-scroll turbocharger and i have reposition it to suit my engine's orientation. ECU...