I'm back under the battery cover and find a loose wire on the rectifier red&white wire. I reinstalled and recrimpt. The reading are now, battery alone before starting the motor 6.3 volts. Engine running at Idel with high beam on 8.3 volts. Engine running reved up 8.7 volts. Engine running no lights on 6.5 volts revved 6.7 volts.