Originally Posted by BiMoPed
Thanks for the link. Interesting reading. I'll pop the cover off it tomorrow and take a look at what I got. I'm assuming it's not much more than a centrifugal clutch and a step-down gear assembly or gear/chain system like an old mini bike. I saw a simple pulley/belt setup some place. Probably the easiest thing is to run it the way it is until if and when it busts and then fix it.
The mini bike centrifugal clutch/reductions I've been around were dumb simple and generally trouble-free. Kinda hard to imagine how they could mess that up.