That's not a cracnkcase but an electric motor. That's not a set of cylinders but a battery.
UPDATED May 31, 2005 Electric motorcycles are in their infancy but there’s a realistic promise of electric motor performance that is more suited for the racetrack than that of internal combustion engines and infinitely better suited for the road. As the first electric bikes find their way onto racetracks and begin mixing it with two and four strokes, it appears you need three times the horsepower in a gas-powered motor to get a bike as fast as an electric bike. And then there’s the new 500bhp 67 Kg Symetron electric motor which should really kickstart performance electric automobiles and bikes.
« Back to The coming of the electric motorcycle