charging system blues

here with car now - alt on 1st. cranked up charging @ 13.6-13.8 . good charging voltage anywhere i check with meter. i'll leave the vr alone - its likely better than the one i bought - standard ign vr made in China. on with a remy reman alt -square back dual pulley 60a like i took off. i thank everyone who responded. i have a better understanding of how this particular Duster charges. in time for a couple shows this w/e