Man it runs like stright fire... runs very hard for the orginal motor never had the head off lol bought it from orgi.al owner about 6months ago. And yes circled in the pic it a voltage regulator and also the pic from an engine bay of an 82 i think? Maybe wrong. But just guesing cuse mine has a round coil pack with the ignitor bolted to the top. But on another note was having voltage regulator problems last night so ordered a new one from carquest. Sond be here at 2 some reason i doubt that will fix my ideling issues but it needs a new 1. So any more advise withh be help full