i only put ngk in my car, this time was idiridium ix series although the model i think is for a rb20, but either way i bought the gapping tool a wopping 3.24 at c-tire.
i only put ngk in my car, this time was idiridium ix series although the model i think is for a rb20, but either way i bought the gapping tool a wopping 3.24 at c-tire.