10 BEST BIKE MOTOR KITS for sale in 2025 – compare between the best bike motor kits on sale.

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1
Anbull 100CC Bicycle Engine Kit, Bike Bicycle Motorized 2 Stroke Petrol Gas Motor Engine Kit with 3L Oil Tank for 26' 28' Bike
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$199.99
2
Anbull 80CC Bicycle Engine Kit, Bike Bicycle Motorized 2 Stroke Petrol Gas Motor Engine Kit for 26' 28' Bike (Silver Color)
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$149.99
3
Full Set 80cc Bike Bicycle Motorized 2 Stroke Petrol Gas Motor Engine Kit Set Black For Motorized Bicycle
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  • 2-stroke 80cc engine kit is perfect to upgrade the regular bike to a motorized bike,you can enjoying riding at a faster speed, which can reach 38km/h as fast as a motorcycle or scooter
  • Fits for most 24" 26" or 28' 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")
  • Key parameters: bore and stroke-47mm & 40mm, Max. power 3 horsepower/5000r/min, Super fuel-efficient, only consuming 2.5L fuel/100km
  • Lubrication Oil: oil for 2-stroke petrol engine (or oil for 10W/40.10W/30); Mixing Ratio of Fuel and engine Oil: 16:1 for new sets, 20: 1 after running 500km

$120.99
4
MOTOOS 2-stroke 50cc engine kit Fit For most 26' or 28' wheeled bikes with V-frame For Bicycle Mountain and Road Bike Gas Motorized Motor Bike
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  • This 2-stroke 50cc engine kit is perfect to upgrade the regular bike to a motorized bike, you can enjoying riding at a faster speed, which can reach 30km/h as fast as a motorcycle or scooter
  • Fits for most 26" or 28' 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")
  • Key parameters: bore and stroke 40mm x 38mm=48cm3, Max. power 1.6Kw/6000r/min (3 horsepower/6000r/min), Super fuel-efficient, only consuming 1.5L fuel/100km
  • Lubrication Oil: oil for 2-stroke petrol engine (or oil for 10W/40.10W/30); Mixing Ratio of Fuel and engine Oil: 16:1 for new sets, 20: 1 after running 500km

$109.99
5
Yaheeda 80CC Bicycle Engine Kit,Motorized Upgrade Bike 2-Stroke Conversion Kit,DIY Petrol Gas Engine Bicycle Motor Kit Set for 24', 26' and 28' Bikes (Silver)
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  • 80cc 2-stroke bicycle motor kitThe engine kit contains all the parts and user manual.It is perfect to upgrade the regular bike to a motorized bike,you can enjoying riding at a faster speed, which can reach 38km/h as fast as a motorcycle or scooter.The user manual is contained in the package.If you need the installation video, please contact us by email.One Year Warranty Covers the Motor, to Provide Parts Free.
  • Will it fit for your bike?Fit for most type 24 26 and 28 inches bikes, such as mountain bikes, road bikes,cruisers, choppers.Just a regular mens bicycle with traditional "diamond" shape frame will work.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").
  • Be assured the mixing ratio for fuel and oil16:1 for break period (first 300-500 miles) / 20:1 after (18:1 is much better in summer because of the hot weather);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.
  • Mode of engineType of Sparking Plug:Z4C 14MM;single cylinder, air-cooling, 2-stroke;Ignition Mode:CDI;model of chain:415; chain length:110 links, 55 inches.Driving ratio:18: 01,fuel type:Gasline Premium;lubrication oil: Oil for 2-stroke petrol engine (or oil for 10W/40.10W/30);bore and stroke-47mm & 40mm, Max. power 3 horsepower/5000r/min, Super fuel-efficient, only consuming 2.5L fuel/100km.

$169.99 $159.99
6
80CC Bicycle Engine Kit, Motorized Bike 2-Stroke, Petrol Gas Engine Kit, Super Fuel-efficient for 24',26' and 28' Bikes (Red)
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  • ✪3.Fast and smooth, can speed up to 38km/h. Comes with all needed hardware for easy installation.
  • ✪4.Fit for most type 26" and 28" bikes, such as mountain bikes, road bikes,cruisers, choppers.
  • ✪5.This 80cc petrol gas engine kit is used to upgrade the regular bike to a motorized bike. After converting your bike, you can enjoying riding at a faster speed, which can reach 38km/h.
  • ✪6.It almost runs as fast as a motorcycle or scooter, making your outdoor trip more convenient. This engine kit fits most 26" or 28" bikes with V-frame.

$121.98
7
Anbull 49CC 4-Stroke Gas Petrol Motorized Bike Bicycle Engine Motor Kit for 28” V Frame Bike and 26” ATV
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  • 49cc 4 stroke pull start petrol conversion kit fits for normal 28” V frame bike and 26” ATV bike , both with 28-40mm frame tube. Note: Installation instruction not included.It is recommended to find a professional to install or refer to videos online by searching "49CC bike motor installation".
  • This 4 stroke bicycle engine kit is more stable, more reliable and Quieter than the 2 stroke rivals.
  • Mode of engine: single cylinder, air-cooling, 4-stroke; Compression ratio:8.0 : 1; Ignition System: Transistorized magneto ignition. Pls note: The switch has two cables (green and black) and the engine has one cabel (black), you can just connect the black to black and don' t need to connect the green cable.You can wrap it with a electrical tape.
  • 4-stroke 49cc bike engine kit is perfect to upgrade the regular bike to a motorized bike,you can enhance the riding experience by accelerating the speed.

$189.99
8
AW 26'x1.75' Front Wheel Electric Bicycle Motor Kit 48V 1000W Powerful Motor E-Bike Conversion w/LCD Display
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75 Reviews
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  • 1000W 48V 26" Electric Bicycle Front Hub Conversion Kit, fit for 3 15/16" front dropout spacing, with a speed of 28 mile/h (45 km/h), make your bicycle an electric power moped, brushless hub motor for noiseless running, to fully enjoy the pleasure of riding.
  • Dual Mode Controller - Motor works under Hall effect and non-Hall effect, extend life for electric bicycle (If the components break down, controller will switch into non-hall effect mode, the motor will still be working ).
  • LCD for Data Display - Shows battery condition, speed, distance, PAS, trip time and error codes for troubleshooting, also cruise and assist promotion function can be turned on by operating the LCD display.
  • Pedal Assist Sensor - To sense your pedal cadence and accordingly adjust motor turning rate, get power assistant without using throttle, great for a long-distance journey, avoid wrist pain from keep pressing Durable Frame - Aluminum alloy frame for durability and stability.

$242.90
9
Full Set Bicycle Engine Kit 2 Stroke Gas Motorized Bike Motor Kit 80cc Petrol Gas Motor Engine Set for Motorized Bike (Shipped from US) (Black, 80cc)
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  • 80cc Petrol Gas Engine Kit -This 80cc petrol gas engine kit is used to upgrade the regular bike to a motorized bike. After converting your bike, you can enjoying riding at a faster speed, which can reach 38km/h. It almost runs as fast as a motorcycle or scooter, making your outdoor trip more convenient.
  • Features-1. A complete engine kit for converting your bike. 2. Heavy duty metal engine body for added durability. 3. Super fuel-efficient, only consuming 2.5 litre fuel per 100km. 4. Fast and smooth, can speed up to 38km/h. 5. Comes with all needed hardware for easy installation. 6. Fit for most type 26" and 28" bikes, such as mountain bikes, road bikes,cruisers, choppers.
  • Package included- 1x 80cc 2-stroke engine, 1x Carburetor, 1x Ignition coil & CDI, 1x Throttle handlebar set, 1x Throttle cable, 1x Clutch cable, 1x Kill switch, 1x Clutch lever, 1x Chain, 1x Chain cover, 1x 44T Sprocket W/ 9 Hole Clamp Pads, 1x Chain Tensioner, 1x Fuel tank, Fuel filter, 1x Gasoline fuel line, 1x Petcock, 1x Muffler, All the needed mounting brackets, gaskets, and hardware
  • Note- Please also keep in mind that the motor will use a mix of gasoline and oil. The oil is used as a lubricant. Without it, the performance and longevity of the motor will be reduced, be assured the mixing ratio of fuel and engine oil is 16:1 for new sets, 20:1(18:1 is much better in summer because of the hot weather) after running 500km.

$128.99 $117.89
10
Iglobalbuy 80CC Petrol Gas Motor Bicycle Engine Complete Kit Motorized Bike 2-Stroke (Silver)
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  • 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").

$119.99

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