Thunder Shark Pro Racing 66cc/80cc Bicycle Engine Kit - 5.0 HP
ASSEMBLY REQUIRED. BOTTOM-END AND TOP-END NEED TO BE ASSEMBLED.
These Thunder Shark Pro Racing 66cc/80cc bicycle engine kits give 5.0 HP “the powerhouse engine of the industry.”
Starting your Thunder Shark Pro Racing 66cc/80cc Bike Motor Kit (Standard Finish). Pedal normally or use engine power at your option. The engine starts quickly when the handlebar clutch lever is released while pedaling. Twisting the throttle controls the speed to 35 mph. Speed depends on rear sprocket ratio and weight of rider.
Thunder Shark Pro Racing 66cc/80cc Bike Motor Kit (Standard Finish) fits best on bikes with 25 to 30mm diameter 70 degree Vee type frames but can be installed on larger diameter tube frames with modifications. “Looks Cool” on the older cruiser type coaster brake bikes.
This bike motor kit comes with everything that you'll need except gas and oil! You will be able to stop or start the engine as you ride. There is no rope pulling needed and it gives more speed and gets around 150 miles on a gallon of gas. Please Tell a Friend about this product and help spread the word about motorized bike.

5.0 HP Engine Kit Includes: 
Thunder Shark Pro Racing 66cc/80cc Bicycle Engine - 5.0 HP
66cc / 80cc Racing Turbo Cylinder and Carburetor Assembly
Shark Racing CNC Cylinder Head - High Performance
CNC High Sprocket Assembly - High Performance
CNC Universal Mount - High Performance
Boost Expansion Chamber Muffler - High Performance
Supercharge CDI - High Performance
Spring Chain Tensioner - High Performance
Stainless Steel Heavy Duty 66cc / 80cc Engine Screw Set
Friction Clutch, Pedal Start
Magneto With Solid State New Design Capacitive Discharge (CD) Ignition
2 Cycle air cooled gas / oil mix engine.
2.0 Liter/0.66 Gallon Fuel Tank, Tear Drop Shape (Black Color)
Push Button Clutch Lever And Cable
Twist Throttle With Engine Kill Switch
Fuel Line
Improved Gas Valve
Drive Chain Idler
Improved NT Carburetor
Chrome Lined Cylinder Wall
Head With Center Fire Spark Plug
202 Crankcase Bearings
Needle Bearings On Piston Wrist Pin
415 Heavy Duty Chain
Chain Guard
Steel Tube Intake
Fuel Filter
Pulling Tool Kit
Universal Motor Mount
All The Mounting Brackets, Gaskets, And Hardware Including Nylon Locking Nuts
6-Month Limited Warranty Included - FREE
Free technical support within one (1) week after receiving the kit