Alternator or external voltage regulator if still using it.
That's the highest it'll go even when the engine is at 4000rpmIt's at 13.46 charging volts now? RICK
At idle mid 12s and after revving it stays at 13.46ishWhat the voltage at idle? 14.3 Is good.The alt. maxs out at 2,200 rpm. If the battery is fully charged the alt. won't charge as high.