Dodge Tomahawk...the world's fastest bike

The Tomahawk is a Viper V-10 based motorcycle, a 500 horsepower engine with four wheels beneath it. The engine breathes through twin throttle bodies mounted right up front.
Chrysler sold nine replicas through Neiman Marcus, for $555,000 each. The motorcycles cannot be driven on public roads.

The world's fastest bike

Viper V10 engine

• 500 bhp (372 kW) @ 5600 rpm (60.4 bhp/liter); 525 lb.-ft. (712 Nm) @ 4200 rpm
• 10-cylinder 90-degree V-type, liquid-cooled, 505 cubic inches (8277 cc)
• 356-T6 aluminum alloy block with cast-iron liners, aluminum alloy cylinder heads
• Bore x Stroke: 4.03 inches x 3.96 inches (102.4 x 100.6)
• Two pushrod-actuated overhead valves per cylinder
• Roller-type hydraulic lifters
• Sequential fuel injection with individual runners
• Compression Ratio: 9.6:1
• Max Engine Speed: 6000 rpm
• Fuel: Unleaded gasoline, 93 octane (R+M/2)
• Dry sump oil system takes 8 quarts of oil
• Cooling: Twin aluminum radiators mounted atop engine intake manifolds, force-fed from front-mounted, belt-driven turbine fan. Takes 11 quarts of antifreeze.
• Exhaust: Equal-length tubular stainless steel headers with dual collectors and central rear outlets
  
• V10
• Stroke:4
• Power:500.00 HP
• (365.0 kW)) @ 5600 RPM
• Torque:712.00 Nm (72.6 kgf-m or 525.2 ft.lbs) @ 4200
• RPMMax RPM:6000
• Compression:9.6:1
• Bore x stroke:102.4 x 100.6 mm (4.0 x 4.0 inches)
• Fuel system:Injection
• Valves per cylinder:2
• Fuel control:OHV
• Cooling system:Liquid
• Gearbox:2-speed

Speed and acceleration
Top speed: 482.8 km/h (300.0 mph)
0-100 km/h (0-62 mph): 2.500 seconds