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...
Originally from 13B RE Cosmo engine. Bought them initially for my FD but the modification seem not suitable for my bumper. So I decide to let go. RM220 each.:driver...