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my car runs really rich and i was wondering if it was the o2 sensor and spark plugs but when the o2 sensor is unpluged the car still runs the same and my air and fuel ratio gauge still shows what it does when plugged in?
hi i have a 87 300zx with a 85 300zxt engine swap and im pushing 10psi right now and i was wondering if i could supercharge it to without hurting anything? The motor is built and is suppose to be able to withstand 30psi