MV Agusta’s naked Brutale 920 features a 129 hp, 921cc four-cylinder with broad torque curve, Brembo racing radial calipers, Marzocchi upside down forks and single piece seat. (Thanks Alex!)
Edwin Yi Yuan’s Green Speed Air motorcycle is a concept land racer which runs on compressed air. A single gear rotary air engine means no gas, combustion or exhaust; also no gearbox or shifting.
Awesome Stuff from Technabob, MightyMega and 95Octane