NEVER EVER use starting fluid on a two stroke. You just wiped the bearings clean of lubercant. Does your fuel bulb pump up hard? Try removing the carb bowl drain plug to see if your getting fuel, tank clean? fuel hose brittle & leaking. I once had a old line flaking off from the inside & clogging ports.
Bet your capacitors are bad too.
These guys use cork floats in the carb & they go away with time. Something to check,
