Flicker flutter

Could just need a cleaning of the points. Considering the quality of replacement parts....
Yea “quality “ hummm yea , Pretty much even a known
brands such “standard “ automotive parts come from China in Mexico I have a standard brand brand new voltage regulator in there now. I know it’s new and it doesn’t mean anything or because it’s new but it is performing the job of keeping the voltage at proper rates however I have a brand new regulator for a 73 to 75 which is solid state I’m going to try that next and see if it cleans up the signal