It is the buyer's responsibility to judge their own mechanical aptitude before purchasing a motorized bicycle or bicycle engine kit.  

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Bike Engine Kit -The Flying Horse 66/80 cc engine is the most dependable and best running engine available-

  • Improved 5-6 HorsePower!!
  • Japanese Bearings for long-life!
  • Easier to mount on fat-tubed bikes!
  • 25 to 40 mph depending on the gear ratio and weight.
  • 125-150 miles per gallon
  • Independent drive sprocket and chain - does not interfere with your current drive chain and peddling
  • Comes complete with everything needed to mount to your bike - you can be riding the same day it arrives!!!



Package includes:
1. Black 66/80cc 2-Stroke
2. Low Profile Carburetor
3. Upgraded Hush Muffler
4. Clutch Cable
5. Drive Chain Idler
6. High Quality Japanese Main Bearings
7. 415 Heavy-Duty Chain
8. Chain Tension Guide with Bearings
9. Chain Guard
10. Spark Plug
11. CD Ignition Coil
12. Upgraded Alloy Push Clutch Lever
13. Upgraded Twist Throttle and Cable With Grip
14. Universal Mounting U-Bolt mount
15. Black Teardrop Gas Tank (2 Liter Capacity)
16. Fuel Line
17. Throttle Cable
18. Clutch Cable
19. Gasoline Tank Switch
20. Sprocket Clamp Assembly
21. Sprocket Clamp Bolts
22. Large Spring (Heat Shield Spring)
23. Extension Spring (Recoil Spring)
24. High Quality Needle Bearings on Both Ends Crank
25. 44 Tooth Chrome Sprocket with 9 Holes
26. Magneto
27. Kill Switch
28. Bonus: Sprocket Removal Tool
29.Bonus: Spark Plug Removal Tool
30.Bonus: Fuel Filter
31. All the Needed Mounting Brackets, Gaskets, and Hardware

Description                                                     

     80cc 2-stroke engine kit will fits most 24"and up bikes. 

   Item includes: 80cc 2-stroke engine, Carburetor, Ignition coil & CDI,

  Throttle handlebar set, Throttle cable, Clutch cable, Kill switch, Clutch lever, 

  Chain, Chain cover, 44T Sprocket W/ 9 Hole Clamp Pads, Chain Tensioner,

  Fuel tank, Fuel filter, Gasoline fuel line, Petcock, Muffler.

  Screw tool newly included-Used to remove the small sprocket and clutch gear

  if required, A hardware that mounts the engine to a bigger frame on the bike.



It is the buyer's responsibility to judge their own mechanical aptitude before purchasing a motorized bicycle or bicycle engine kit.  


Legal  Disclaimer:


Operating this motorized bicycle involves some risk of serious bodily injury. Buyer accepts responsibility for any and all vehicle operation that may lead to personal injury, economic loss, social distress, other losses, costs and damages. Seller is not responsible for injuries and /or damages resulting from operating this motorized bicycle.




BUYER IS RESPONSIBLE FOR SAFETY, USE, LAWS, AND INSURANCE ISSUE ( if applicable) IN YOUR AREA.


Due to their nature, mechanical aptitude is required to own and operate a gas powered motorized bicycle.  Because of this necessity for having a mechanical aptitude, we find it difficult to warranty gas powered motorized bicycles. Here's what we do and don't cover under warranty:

We will give a refund on our engine kit(s) if it's within 15 days and the engine has not fired or installed .  We charge a 15% restocking fee and the customer pays for all original and return shipping costs.

We do not warranty piston and/or cylinder seizures or stripped bolts, nuts, or studs under any circumstance.All parts, motors and bicycles are sold as is without any warranties expressed or written.


We strive to offer the best quality parts. However it is ultimately the users responsibility for the upkeep and performance of their new motorized bicycle. We are in no way liable for any and all personal injuries that may result from operator use. We are not liable in any way for damage to the motorized bicycle or its parts that may result from operator misuse. Everything on this website is sold as is without any warranties expressed or written.

 It is the buyers responsibility to judge their own mechanical aptitude before purchasing a motorized bicycle or bicycle engine kit.  Instructions and service manuals are available on our website. 

Failure to read and follow all maintenance instructions for a motorized bicycle and/or engine kit voids any and all warranty.


FREE SHIPPING FOR LOWER 48 ONLY, CAN SHIP TO PR, AK AND HI FOR ADDITIONAL CHARGE