67 Barracuda Heavy Electric Load

67Dart273 said

IF the ammeter is still an ammeter and not a voltmeter conversion, if it is factory, and if the alternator output goes through the bulkhead, you must change that to move forward. MUST

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Funny how so many of the A-bodies on this site, including all 3 of my 70 Darts have made it successfully through over 50 years of use using the factory designed system AS LONG AS THE COMPONENTS ARE KEPT UP IN EXCELLENT CONDITION AND ARE NOT OVERLOADED WITH ADD ONS without bypassing the ammeter, the bulkhead connector...

The op apparently has a new reproduction factory (M&H) wiring harness. I think he needs to address the potential issues of add on electrical stuff and the function of the major components in the system.