Limited to ten models only Dodge Tomahawk V10 Superbike is considered an “automotive sculpture” weighing 1500lb but is not street legal in United States. The fastest and most expensive motorcycle ever in the world Dodge Tomahawk V10 Superbike has 10 cylinders that bring motorbike to a maximum speed of 675 km per hour (419 mph). It contains 8.3 liter engine (505 cubic inch) and an independent 4-wheel suspension that impart maximum speed to it.