Ya know, I bet somebody here has a titled frame they would sell you if worse comes to worst....
Naw, you don't need a phva. That's just what a55s came with..I woulda went with something bigger than a 14/12 but whatever.
If I were you I'd just put a Reed kit on it. That's what I did my my streetmate before I put the A3n on it...but get the title first, don't wanna dump money into a non legal bike...