What did you end up using for clutches and ratios for this? I have a t-555 (and two trisports in various states of disrepair).
My T-555 had the 3 bolt flange welded together for some reason. it is supposed to be disassemblable to fit in a car trunk I think. Anyway, also interested int eh...
I have a Midwest toola nd die T-555 three wheeler / go Kart. It was originally disassemblable midway on the main chassis tube with a 3 bolt flange that looked like somethign used on heavy duty exhaust manifolds. anyway, I was planning on eventually cutting it apart and restoring, though the...
We used Dad's air die grinder for porting heads on big blocks. Conical/oval shaped carbide cutter kind of shape / size of a cockel burr with a helical cutting tooth profile.
Works great on aluminum. leaves it relativly smooth but not pollished so you get some fuel/air turbulence.
We did a combination of that, ported the intake port (severly) and ran a harley 125 carb on our Briggs and stratton 3hp. Thing would not blow up! we got it as kids fter it was discarded on the farm as a water pump motoer that wouldn't start. Complete rebuild at school Ag mech class. We...