'Cuda alternator questions

66 cuda with v8 46 amp alt stock

upgrade to dual field from say 74 road runner (oreilly) 78 amp
Part # : 01-0152 | Line: ULT
upgrade wiring for voltage regulator (pigtail) Borg warner
Part # : PT173 | Line: BWD
upgrade voltage with regulator from same application mentioned
Part # : R296 | Line: BWD

follow diagram - easy and done