This is a non-profit compendium of car free living and how to build a small electric vehicle with a power system that can climb the steep hills with at least 450lbs total combined weight at a legal wattage. You will not find anything about how to build a fast bike here.
think this could be built a bit simpler without the large gasoline engine,
electric powered vehicles are less complex mechanically. Even if you use a two
speed gear box.
you have enough money, an AC motor with a vector controller would be fabulous.
But then you will want to make this into a highway vehicle.
the seat a little bit to use more direct steering (less swing steer).
canopy may not be so easy, and a large center stand that will pop down with the
flip of lever is needed. But something like this can't be very difficult to
what is keeping people from building these for the road? The GD politicians,
owned by the corporations that don't want any competition? Or people's refusal
to think about using strong enough brakes and tires?
need to have it tested & certified by an engineer, it can be done on a
computer but it will cost you too much. So keep it under 20 or 30mph and make
sure there are pedals, even if you don't use them.