I use either my Turbo30 or my Integy Dyno to power my lathe.
I don't know what Hudy uses for a belt, but I just use a generic O-ring that I picked up at Pep Boys. . .1/8th thick and the right diameter and I'm set. . .all of $.69 and I'm outta there.
RC10L2.5W - RC12.4 - RCNTC3(bmi) - TC4 (modded) - B44.2 - plus rent-a-rides! :D