Best Cheap Bike Engine Kits in 2022 [*Top Picks*]

Looking for the best cheap bike engine kits on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

1899 Reviews Scanned

  • 80cc Bicycle Engine Kit 2-Stroke Gas Motorized Bike Motor Kit 26
    Bestseller #1
    80cc Bicycle Engine Kit 2-Stroke Gas Motorized Bike Motor Kit 26" 28" Bicycle Motor Engine Kit Upgrade with Speedometer (68)
      🚴 80cc bicycle engine kit with speedometer.This bike engine kit fits most mens' 24" and larger bicycles which includes mountain,cruiser,chopper and road bikes with a V-frame, at least a 8.5" height clearance for the engine. Large bikes (larger frames/down tubes) may require the universal mount. Notes: Be assured the mixing ratio for gas and oil:16:1 for break period (first 300 miles) / 20:1 after to avoid motor lock up or piston seized. 🚴 80cc bike motor kit, Mode of engine: single cylinder, air-cooling, 2-stroke; model of chain:415; chain length:110 links, 55 inches.Motorcycle synthetic 2 stroke oil. Notes: Fuel Type:Gas 93# and please use premium quality oils to prolong engine life. And add some lubricant into the air cylinder before starting. 🚴 2 stroke bike engine kit,Maximum Power: 2.2kW/600r/min; Rated Power: 1.5Kw/5000r/min; Horse power: 2.75 HP. Ignition type: CDI.Larger frame size requires drilling into bike frame and use of the universal face plate.Notes:If new carb leaking oil, take apart the bowl, bent down the claw a little down, leaking issues will be solved. And if no spark plug no spark, just remove the cap. 🚴 The 80cc engine kit air cylinder might take some time to adjust to the load. Thus to avoid possible complications for the motor, please limit the riding time to a maximum of 1 hour for the first few rides. Notes: After riding breaking time, the motor need to do maintenance. 🚴We have upgraded premium quality hex socket screw and bolts to improve the performance.Notes:The rider needs basic hardware skills, tools and 2-3 hours for installation and fine tuning adjustments.If you don't have experience or the first time on installing the motor kit,before installing,please kindly read our instruction and search "80cc bicycle engine kit" on youtube,it will give a big help and troubleshoot a lot of issues during installation process.
  • IMAYCC 80cc Bicycle Engine Kit, 2-Stroke Motorized Bicycle Kit Fit for 26-28
    Bestseller #1
    IMAYCC 80cc Bicycle Engine Kit, 2-Stroke Motorized Bicycle Kit Fit for 26-28" Bikes, Bicycle Motor Engine Kit with Wired Digital Computer (Silver) (40)
      【80cc Bicycle Motor Kit】Come with a complete engine kit, 2-stroke 80cc single cylinder gasoline engine, wired digital computer, the engine power/speed is 2.1Kw/5000rpm, so you can enjoy a faster riding speed, the upgraded bicycle has better durability and supports long-distance riding, make it easier to use outdoors. 【80cc Bike Motor Kit】Engine type: single-cylinder, air-cooled, two-stroke. Starting method: foot pedal starting. Ignition method: CDI ignition. Number of sprocket teeth: 44 teeth. Number of chain teeth: 110 knots. Spokes: 36. 【Bicycle Motor Compatibility】IMAYCC bike engines are suitable for most 26-28" wheeled bikes (mountain bikes, cruisers, motorcycles, road bikes) with V-frames. There should be 10" and more clearance between the bottom bracket and top bar of the frame. 【2.5L Black Teardrop Fuel Tank】Fuel type: 90#, Mixing Ratio of Fuel and engine Oil: 16:1 for new equipment, 20: 1 the run-in period (after running 500km). Driving on a smooth road at a speed of 20-25Km/h, fuel consumption of 2-2.5L per 100Km. 【Notes】The rider needs basic hardware skills, tools, and around 2-3 hours for installation and fine tuning adjustments. If you do not have experience or the first time on installing the motor kit, before installing, please kindly read our instruction and search "80cc bicycle engine kit" on youtube, it will give a big help and troubleshoot a lot of issues during installation process.
  • PNKKODW 80CC 26
    Bestseller #1
    PNKKODW 80CC 26" 28" Bicycle Engine Kit 2 Stroke Upgrade Petrol Gas Bike Bicycle Motorized Motor Engine Kit with Speedometer (68)
      🚴 80cc bicycle engine kit with speedometer.We have upgraded premium quality hex socket screw and bolts to improve the performance.Maximum Power: 2.2kW/600r/min; Rated Power: 1.5Kw/5000r/min; Horse power: 2.75 HP; Lgnition type: CDI; Mode of engine: single cylinder, air-cooling, 2-stroke; Model of chain:415; Chain length:110 links, 55 inches;Gas tank capacity: 2L. 🚴 80cc bike motor kit, fits most mens' 24" and larger bicycles which includes mountain,cruiser,chopper and road bikes with a V-frame.Please make sure there should be 9-11 inches between the bottom bracket of the frame and the top lever to mount the engine.Large bikes (larger frames/down tubes) may require drilling into bike frame and use of the universal face plate.  🚴 The 80cc engine kit air cylinder might take some time to adjust to the load. Thus to avoid possible complications for the motor, please limit the riding time to a maximum of 1 hour for the first few rides. Notes:If new carb leaking oil, take apart the bowl, bent down the claw a little down, leaking issues will be solved. And if no spark plug no spark, just remove the cap. After riding breaking time, the motor need to do maintenance. 🚴 PNKKODW bike motor kit.The rider needs basic hardware skills, tools and 2-3 hours for installation and fine tuning adjustments.If you don't have experience or the first time on installing the motor kit,before installing,please kindly read our instruction and search "80cc bicycle engine kit" on youtube,it will give a big help and troubleshoot a lot of issues during installation process.
  • Zeda 100 Complete 80cc/100cc Bicycle Engine Kit - Firestorm Edition 36 Tooth
    Bestseller #1
    Zeda 100 Complete 80cc/100cc Bicycle Engine Kit - Firestorm Edition 36 Tooth (515)
      New & Exclusive Limited Supply – High Performance Cylinder Head, Carb, CDI, Crank, Bearings & More Firestorm Zeda100 3+ HP Engine w/ single head/50mm Bore/40mm Stroke/US displacement 78.6cc Increased weight capacity, Low operating temps, Easy starting, Sustained power output across rpms Anti-corrosion coat/Angled LD/Z8C spark plug/SS allen bolts/60% Thicker crank case for bearings 40mm Intake/40mm Round Exhaust/more powerful & reliable crank stroke/Type B piston 89mm Long rod
  • Iglobalbuy 50cc/ 80ccBicycle Engine Kit 2-Stroke Cycle Petrol Gas Motor Engine Kit for Motorized Bicycle 26
    Bestseller #1
    Iglobalbuy 50cc/ 80ccBicycle Engine Kit 2-Stroke Cycle Petrol Gas Motor Engine Kit for Motorized Bicycle 26"/28" Bike (Black) (80cc) (88)
      The 2-stroke petrol engine mixing Ratio of Fuel(90#) and Engine Oil: 16: 1 for New sets, 20: 1 after Running 500Km. This 50cc/80cc bicycle engine easy to install. The rider only needs some basic hardware skills, tools, and fine tuning adjustments (Note: Seller is not responsible for misuse or this kit or any warranty after installation). Fits Most 26"&28'' Wheeled Bikes (Mountain, Cruiser, Chopper, Road) with V-frame. The frame should have 9-11" of clearance between the bottom bracket and top bar, and the diameter of the frame tubes should be 25-29mm (around an 1"). To start the 2-stroke engine, move the choke lever to "on" position, hold in clutch, pedal the bike to get some speed, and then release the clutch gradually. To stop the 2-stroke engine, choke the carburetor completely with the lever on the carburetor. Alternatively, slow speed, hold in clutch and press the kill switch on twist-grip throttle.6. If you want to use your bicycle as a common bike, just disengage clutch, then press the silver button at the side of clutch, the motor will not be started.
  • MOTOOS 49CC 4 Stroke Motorized Cycle Engine Motor Kit Compatible with Normal 28
    Bestseller #1
    MOTOOS 49CC 4 Stroke Motorized Cycle Engine Motor Kit Compatible with Normal 28" V Frame Bike and 26" ATV Bike Bicycle Full Set (316)
      49cc 4 stroke pull start conversion kit fits for normal 28” V frame bike and 26” ATV bike , both with 28-40mm frame tube With powerful motor and 44 tooth 9 hole sprocket, this motor is with speed 27-32 MPH / or 43-51 KPH Key parameters: 41.8 x 36 mm bore stroke; 49 cm3 displacement; Oil Capacity: 0.25L; Fuel Tank Capacity: 0.77L Mode of engine: single cylinder, air-cooling, 4-stroke; Compression ratio:8.0 : 1; Ignition System: Transistorized magneto ignition 4-stroke 49cc engine kit is perfect to upgrade the regular bike to a motorized bike,you can enhance the riding experience by accelerating the speed
  • PEXMOR 50cc Bicycle Engine Kit, 2-Stroke Petrol Gas Motor Engine Set, Motorized Bike Cycle Complete Engine Refit Kit, Super Fuel-efficient for 26
    Bestseller #1
    PEXMOR 50cc Bicycle Engine Kit, 2-Stroke Petrol Gas Motor Engine Set, Motorized Bike Cycle Complete Engine Refit Kit, Super Fuel-efficient for 26" 28" Bicycle (50cc (Black)) (246)
      【Powerful Engine】Heavy duty metal engine body for added durability. Single Cylinder, Air-Cooling, Gasoline Engine. Engine kit is perfect to upgrade the regular bike to a motorized bike, which allows you to enjoy riding at a faster speed. 【Quiet and Slight Vibration】When you use it after installation, it only has a slight noise and slight vibration, which will not disturb. Just ride the bike and enjoy scenery without wasting too much energy. 【Ignition Safely & Fuel Efficient】The ignition mode of the bike gasoline engine is capacitor discharge. With the electronic igniter, you can use it safely. Features by super fuel-efficient 【Complete Engine Kit】Comes with all needed hardwares for easy installation to convert your bike to a motorsized bicycle .Fits for most type 26" and 28" bikes with V-frame, such as mountain bikes, road bikes,cruisers, choppers 【Easy to Assemble】The instruction contains every detail of the assembly steps, which makes your assemble process more quickly and easily. Only some basic hardware skills, tools, and fine tuning adjustments, you could have a electric bicycle
  • Iglobalbuy 80CC Petrol Gas Motor Bicycle Engine Complete Kit Motorized Bike 2-Stroke (black)
    Bestseller #1
    Iglobalbuy 80CC Petrol Gas Motor Bicycle Engine Complete Kit Motorized Bike 2-Stroke (black) (69)
      2 stroke single cylinder natural air cooled;Brand New, item ship from US, estimate receiving time 2-6 business days. Max Speed: 25-38 mph;Oil Consumption: 2.5L/100km;Weight:10.92Kg Fuel Mixture 10:1 for new sets ;16:1 after running 500km Fits Most 26" Wheeled Bikes with V-frame. The frame should have 9-11" of clearance between the bottom bracket and top bar, and the diameter of the frame tubes should be 25-29mm (around an 1"). The rider only needs some basic hardware skills, tools, and around 2-3 hours for installation and fine tuning adjustments.
  • Goplus Bicycle Motor Kit 80cc 2-Stroke Bike Gasoline Motorized Gas Engine Bike Motor Kit (Silver)
    Bestseller #1
    Goplus Bicycle Motor Kit 80cc 2-Stroke Bike Gasoline Motorized Gas Engine Bike Motor Kit (Silver) (4220)
      🚴‍♂️ 【Powerful Engine】Single Cylinder, Air-Cooling, 2-Stroke Gasoline Engine. This 2-stroke 80cc engine kit is perfect to upgrade the regular bike to a motorized bike, which allows you to enjoy riding at a faster speed. 🚴‍♂️ 【Increase Speed】This bicycle gasoline engine can greatly get the bicycle speed up to 50km/h as fast as a motorcycle or scooter. This engine motor kit will fit most wheeled bikes with V-frame. 🚴‍♂️ 【Quiet and Slight Vibration】When you use it after installation, it only has a slight noise and slight vibration, which will not disturb. Just ride the bike and enjoy scenery without wasting too much energy. 🚴‍♂️ 【Ignition Safely】The ignition mode of the bike gasoline engine is capacitor discharge. With the electronic igniter, you can use it safely. 🚴‍♂️ 【Easy to Assemble】The instruction contains every detail of the assembly steps, which makes your assemble process more quickly and easily. Only some basic hardware skills, tools, and fine tuning adjustments, you could have a electric bicycle.
  • Sange 2 Stroke Pedal Cycle Petrol Gas Motor Conversion Kit Air Cooling Motorized Engine Kit for Motorized Bike (50cc Black)
    Bestseller #1
    Sange 2 Stroke Pedal Cycle Petrol Gas Motor Conversion Kit Air Cooling Motorized Engine Kit for Motorized Bike (50cc Black) (88)
      🚲Super fuel-efficient, only consuming 1.5 litre fuel per 100km,you can enjoying riding at a faster speed, which can reach 30km/h as fast as a motorcycle or scooter 🚲Comes with all needed hardware and detailed manual for easy installation,the instruction contains every detail of the assembly steps 🚲Its heat treated motor and power coated gas tank are anti-rust for a long lifespan 🚲The ignition mode of the bike gasoline engine is capacitor discharge. With the electronic igniter, you can use it safely 🚲Perfectly fit for most type 26" and 28" bikes with V-frame, such as mountain bikes, road bikes, cruisers, choppers
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