Is it feasible to integrate an engine on a regular bike?

common little electric motor in the product: query : Is it attainable to have an engine on an ordinary bike I have a standard 12-speed bike. They make electric motors for this variety of bike? Looks like gas costs to be out of control in the coming year, as in 2008 once more, and I want to take my car as small as possible. I enjoy the bike, but if I have a lengthy way to go rapidly, I would have a motor too. What would a single of these costs, if they are obtainable? How quick they can go

Tesla's Energy Motor