Memory of a 2 speed 1980's electric buggy ,help.

[Dadio]

I hope someone can help me ,I have this memory of an electric buggy from the 1980's that had a 2 speed gearbox operated by a centrifugal clutch but for the life of me I cannot remember who made it or what it was called.please put me out of my misery as its been bugging me for months ,I keep returning to the Hirobo zerda in my mind but I'm probably wrong .