u take out and let me see the wat bulp u currently using bzos many size in the meter ok .. if at the rpm and KM/H METER SURE CAN U SAID AT I DON'T KNOW THE SIZE
I would like to seek some other opinion from the turbo otai about this subject. As we know NA car compression ration is about 12-14:1. Bear in mind that is negetive pressure, the most is 0 bar or atmospheric...