It's neither. It's what I call second generation. Original stock unit being first generation, and the second gen shown as the one with the wrench nut on it (which weren't any better than stock). And the latest one that Kirban sells, I call 3rd gen. the latest one is the one that has had no known failures since inception.
I whant to thank you guys for all the help got the powermaster working again one less problem off my checklist! I apreciate all the help you guys gave me!