As an Amazon Associate I earn from qualifying purchases.
Mounting bolts with nuts;1 x heavy duty #415 chain;1 x Twist grip throttle with built-in kill switch;1 x Adjustable throttle cable.
4'' x 11. 4''; package weight: 15. 4'' / 34lbs. Main parameter 1engine model:142f; engine type:air-cooled, 4-stroke, single cylinder; bore x stroke:41.


High performance: the bullet train is a 5hp horse power 66/80cc single cylinder air cooled electric start bike engine kit. The rider only needs some basic hardware skills, it includes the necessary components to install on most 26" wheel bikes Mountain, Road with V styled frames. It also has a centrifugal clutch, making it simple to use the pull start to start your engine.
The frame should have 9-11" of clearance between the bottom bracket and top bar, Cruiser, Chopper, tools, and around 2-3 hours for installation and fine tuning adjustments. Electric start: the 66/80cc bbr tuning bullet train bike engine kit has an electric start that makes pedal-starting your engine a thing of the past. Industry leading 6 month warranty: backed by an industry leading 6 month manufacture warranty and lifetime support the BBR Tuning 66/80cc Engine Kit comes with the industries best support and a satisfaction guarantee. It features high quality components to ensure a long life span with low maintenance.

Retrofit your bicycle- with this bicycle engine kit, you can change a bicycle into a motorized bicycle. 49cc 4 stroke bike engine kit- this 49cc 4 stroke pull start petrol conversion kit is used to upgrade the regular bike to a motorized bike.
With powerful motor and 44 tooth 9 hole sprocket, this motor is with speed 27-32 Mph / or 43-51 Kph. Complete kit- this engine is a 4-stroke motor engine kits, 49 cm3 displacement, includes everything a motor needs at a economic price. Fits 28"/26" bikes- it almost runs as fast as a motorcycle or scooter, making your outdoor trip more convenient.


Reliable quality:worry-free 36-month. If you have any question about the product, we support 24*7 hours prompt customer service. Pakage include:1 x quality 49cc 4 stroke engine;1 x gas tank, fuel value;1 x adjustable chain idler;1 x 44 tooth 9 hole sprocket;1 x chain guard;1 x Extra wide crank/sprocket;1 x Fiber sprocket mounting rings, 9 sprocket bolts, Plastic gasoline fuel line, 3 metal retaining segments;1 x Engine Mounting plate with universal mounting brackets;1 x Spark Plug Wrench;1 x Misc.
Mounting bolts with nuts;1 x heavy duty #415 chain;1 x Twist grip throttle with built-in kill switch;1 x throttle cable. 4 stroke engines are more stable, more reliable and Quieter than the 2 stroke rivals. The top speed of between 27 - 32 MPH / or 43 - 51 KPH.

Dual chain transmission: high quality and durable dual chain transmissions lasts longer and is not prone to over heating like single chain or belt drive.
5l black gas tank, 1x wide crank arms Set, 1x Fuel Valve, 1x Chain Idler Pulley. All you need is your own 4 stroke engine to complete your build. This kit is designed for those who've already purchased an engine and looking for all the required accessories to install it. Easy installation: this kit makes installing your engine a breeze! It includes everything from the sprocket and chain to the throttle grips.

Ignition safelycapacitor discharge ignition method, this type of ignition will not cause the wear and tear on the contact points when the bike engine is spinning at high speed, which is safer and more stable in use.
Fits for most type 24", 26" and 28" bikes with V-frame, such as mountain bikes, cruisers, road bikes, choppers. Faster speed & fuel-efficientfast and smooth, making your outdoor trip more convenient. 80cc 2-stroke bicycle motor kit with speedometerincludes everything needed in order to assemble a hardworking and reliable motor bicycle. It almost runs as fast as a motorcycle or scooter, your motorcycle can have better endurance to support long distance riding.

For more specifications, please check the product description, and feel free to contact us if there any questions about the product or assembly.

Fit for most type 26" bikes, choppers. Safe & fuel-efficient: the bicycle gasoline engine uses a safe capacitor discharge ignition method, so you can use it safely.
Complicated. And it only consumes 2. 5 liters of fuel per 100 kilometers, which is super fuel-efficient. Runs silently: when you use it after installation, you will surprised at its low levels of noise and vibration. You can use it in any outdoor environment without having to worry about noise nuisance. Powerful engine: the mode of engine is single cylinder, air-cooling, two strokes. Heavy duty metal engine body for added durability.
1. GDAE10
#ad
49CC Motorized Bicycle Kit Bike Engine Kit Single Cylinder 4-Stroke Gas Petrol Motorized Bike Engine Scooter w/Double Chain Drive Fits Most 26" or 28" Bikes with V-Frame
#adGDAE10 #ad - Packages1 x quality 49cc 4 stroke engine;1 x gas tank, 9 sprocket bolts, plastic gasoline fuel line, fuel value;1 x adjustable chain idler;1 x 44 tooth 9 hole sprocket;1 x Chain guard;1 x Extra wide crank/sprocket;1 x Fiber sprocket mounting rings, 3 metal retaining segments;1 x Engine Mounting plate with universal mounting brackets;1 x Spark Plug Wrench;1 x Misc.Mounting bolts with nuts;1 x heavy duty #415 chain;1 x Twist grip throttle with built-in kill switch;1 x Adjustable throttle cable.
More information #ad
Main parameter 2ignition system:transistorized magneto ignition; starting system:recoil starter; carburetor float type; lubrication system:forced splash; governor system:centrifugal Mechanical; Air Cleaner Semi-dry Type; Oil Capacity:025l 026 us qt, 022 imp qt; fuel tank Capacity liter:077l 081 us qt; package size: 53cm x 29cm x 29cm 209'' x 11. 4'' x 11. 4''; package weight: 15. 4'' / 34lbs. Main parameter 1engine model:142f; engine type:air-cooled, 4-stroke, single cylinder; bore x stroke:41.
Brand | GDAE10 #ad |
Manufacturer | GDAE10 #ad |
Height | 11.02 Inches |
Length | 20.47 Inches |
Weight | 31.97 Pounds |
Width | 11.02 Inches |
Part Number | GDAE10 |
More information #ad
2. GDAE10
#ad
Motorized Bicycle Kit Bike Engine Kit Single Cylinder 49CC 4-Stroke 142F Air-cooled System w/Double Chain Drive Fits normal 28” V frame bike and 26” ATV bike US Stock
#adGDAE10 #ad - With 41. 8 x 36 mm bore stroke, 49 cm3 displacement, oil tank capacity 2. 5l. With powerful motor and 44 tooth 9 hole sprocket, this motor is with speed 27-32 MPH / or 43-51 KPH. This engine is a 4-stroke motor engine kits, includes everything a motor needs at a economic price.More information #ad
This 4-stroke motor is more stable, more reliable and quieter than the 2 stroke rivals. Fits normal 28” v frame bike and 26” ATV bike, both with 28-40mm frame tube.Brand | GDAE10 #ad |
Manufacturer | GDAE10 #ad |
Height | 11.02 Inches |
Length | 20.47 Inches |
Weight | 31.97 Pounds |
Width | 11.02 Inches |
Part Number | GDAE10 |
More information #ad
3. Flying Horse
#ad
66/80cc BBR Tuning Bullet Train Electric Start Engine Kit, Silver
#adFlying Horse #ad - We make certain that all of our manufactures abide by strict quality control assurance measures and use the highest quality material so that we can make certain that all of our customers get only the best. Easy installation: this kit makes installation a breeze, and the diameter of the frame tubes should be 25-29mm around an 1".High performance: the bullet train is a 5hp horse power 66/80cc single cylinder air cooled electric start bike engine kit. The rider only needs some basic hardware skills, it includes the necessary components to install on most 26" wheel bikes Mountain, Road with V styled frames. It also has a centrifugal clutch, making it simple to use the pull start to start your engine.
More information #ad
It can reach up to 30mph which makes it great for commuting around town. Made for experienced riders and builders, our BBR Tuning Bullet Train engine kit is ready soar- are you? Just pull the pull rope or his the electric start, and in seconds you're ready to ride. The frame should have 9-11" of clearance between the bottom bracket and top bar, Cruiser, Chopper, tools, and around 2-3 hours for installation and fine tuning adjustments. Electric start: the 66/80cc bbr tuning bullet train bike engine kit has an electric start that makes pedal-starting your engine a thing of the past. Industry leading 6 month warranty: backed by an industry leading 6 month manufacture warranty and lifetime support the BBR Tuning 66/80cc Engine Kit comes with the industries best support and a satisfaction guarantee. It features high quality components to ensure a long life span with low maintenance.
Brand | Flying Horse #ad |
Manufacturer | Flying Horse #ad |
Part Number | ZD-BTEK80 |
More information #ad
4. JAYEUW
#ad
4 Stroke Bicycle Bike Engine Kit 49CC Gas Petrol Motorized Bicycle Kit Bike Motor Kit Fits 28" V-Frame Bikes and 26" ATV Bikes
#adJAYEUW #ad - With 41. 8 x 36 mm bore stroke, oil tank capacity 2. 5l. You can enjoy the thrill of the road without spending money on a motorcycle or scooter. Stable motor & high spped- this 4-stroke motor is more stable, more reliable and quieter than the 2 stroke rivals.Retrofit your bicycle- with this bicycle engine kit, you can change a bicycle into a motorized bicycle. 49cc 4 stroke bike engine kit- this 49cc 4 stroke pull start petrol conversion kit is used to upgrade the regular bike to a motorized bike.
More information #ad
This engine kit fits normal 28" v frame bike and 26" ATV bike, both with 28-40mm frame tube. After converting your bike, you can enjoying riding at a faster speed, which can reach 38km/H. With powerful motor and 44 tooth 9 hole sprocket, this motor is with speed 27-32 Mph / or 43-51 Kph. Complete kit- this engine is a 4-stroke motor engine kits, 49 cm3 displacement, includes everything a motor needs at a economic price. Fits 28"/26" bikes- it almost runs as fast as a motorcycle or scooter, making your outdoor trip more convenient.
Brand | JAYEUW #ad |
Manufacturer | GANISM #ad |
Part Number | AB382834-1 |
More information #ad
5. NAVARME
#ad
NAVARME 42cc 4-Stroke Rear-Wheel Side Mount Kit for 47cc 49cc GX35 Gas Motorized Bicycle Bike
#adNAVARME #ad - Simple installation, reliable, the kit is rugged enough to be used for everyday, economic transportation. Package include:1 x Rear-Wheel Side Mount Kit.More information #ad
Get up to 200 mpg and reach speeds of 30+ MPH. Can be mounted on virtually any bicycle. Convert almost any bicycle into a motor bike in no time at all. The kit uses an engine that has an automatic centrifugal clutch.Brand | NAVARME #ad |
Manufacturer | NAVARMETools&Parts #ad |
Part Number | AMFLHMB1724 |
More information #ad
6. VPABES
#ad
49CC 4-Stroke Gas Petrol Motorized Bike DIY Engine Motor Kit Scooter with Chain Drive Bicycle Scooter Conversion Kit US Stock without belt
#adVPABES #ad - The tank holds 2 litres of petrol and everything comes with the kit. 49cc 4 stroke pull start petrol conversion kit for adult bicycles, ideal for bikes with 26 inch frames and similar Long term spares available as required.Reliable quality:worry-free 36-month. If you have any question about the product, we support 24*7 hours prompt customer service. Pakage include:1 x quality 49cc 4 stroke engine;1 x gas tank, fuel value;1 x adjustable chain idler;1 x 44 tooth 9 hole sprocket;1 x chain guard;1 x Extra wide crank/sprocket;1 x Fiber sprocket mounting rings, 9 sprocket bolts, Plastic gasoline fuel line, 3 metal retaining segments;1 x Engine Mounting plate with universal mounting brackets;1 x Spark Plug Wrench;1 x Misc.
More information #ad
Mounting bolts with nuts;1 x heavy duty #415 chain;1 x Twist grip throttle with built-in kill switch;1 x throttle cable. 4 stroke engines are more stable, more reliable and Quieter than the 2 stroke rivals. The top speed of between 27 - 32 MPH / or 43 - 51 KPH.
Brand | VPABES #ad |
Manufacturer | VPABES #ad |
Height | 11 Inches |
Length | 20.5 Inches |
Weight | 32.5 Pounds |
Width | 11 Inches |
Part Number | VP-0831-01 |
More information #ad
7. Flying Horse
#ad
Flying Horse Complete 5G 4-Stroke Bicycle Engine Transmission Kit
#adFlying Horse #ad - This transmission can with stand hundreds of hours of use. Complete kit: the flying horse 5g 4-stroke transmission kit comes with everything needed to install your engine on to your bicycle, EXCEPT the engine. Universal fit: this transmission kit fits a wide range of 4-stroke engines, including the Grubee 4-stroke engine and nearly all Huasheng 142F 4-stroke bicycle engine kits with 3" bell rotor transmissions.Dual chain transmission: high quality and durable dual chain transmissions lasts longer and is not prone to over heating like single chain or belt drive.
More information #ad
Package includes: 1x 5g 4 stroke transmissions, 1x engine mounting plate, 1x chain guard, 1x 4 Stroke Muffler, 1x Throttle Cable, 1x 415 heavy duty chain, 1x Sprocket Clamp Assembly, 1x 44 tooth sprocket, 1x Throttle Grips and Kill Switch Combo, 1x Fuel line, 1x 1.55l black gas tank, 1x wide crank arms Set, 1x Fuel Valve, 1x Chain Idler Pulley. All you need is your own 4 stroke engine to complete your build. This kit is designed for those who've already purchased an engine and looking for all the required accessories to install it. Easy installation: this kit makes installing your engine a breeze! It includes everything from the sprocket and chain to the throttle grips.
Brand | Flying Horse #ad |
Manufacturer | Flying Horse #ad |
Weight | 17.8 Pounds |
Part Number | FH-TRANSKIT-4S |
More information #ad
8. YUEWO
#ad
DIY Petrol Gas Engine Bicycle Motor Kit Set with Speedometer for 24", YUEWO 80cc Motorized 2-Stroke Upgrade Bike Conversion Kit, 26" and 28" Bikes Black
#adYUEWO #ad - Therefore, which ensures high performance and durability. Powerful enginethis electric motorbike kit equipped with the single cylinder, air-cooling, 2-stroke 80cc single cylinder gasoline engine. It adopts first-rate steel material, of great strength and hardness for endurance, which can provide you with a long service life.Ignition safelycapacitor discharge ignition method, this type of ignition will not cause the wear and tear on the contact points when the bike engine is spinning at high speed, which is safer and more stable in use.
More information #ad
Convenient operationthis great design makes bike easy and quick to put together; riders just need to fit the motor to the frame, connect the cables, and fill up the gas tank in order to be ready for their first ride. With a 2l fuel tank and a fuel-efficient single cylinder gas engine, can speed up to 50km/h. Fits for most type 24", 26" and 28" bikes with V-frame, such as mountain bikes, cruisers, road bikes, choppers. Faster speed & fuel-efficientfast and smooth, making your outdoor trip more convenient. 80cc 2-stroke bicycle motor kit with speedometerincludes everything needed in order to assemble a hardworking and reliable motor bicycle. It almost runs as fast as a motorcycle or scooter, your motorcycle can have better endurance to support long distance riding.
Brand | YUEWO #ad |
Manufacturer | YUEWO #ad |
Part Number | DT-BMK |
More information #ad
9. Parts-Diyer
#ad
Parts-Diyer 80cc 2-Stroke Bicycle Engine Motor Kit Gas Bike Motor Cycle Motorized Kit
#adParts-Diyer #ad - Reliable and durableengine motor kit improving bike performance will help accelerate your bike speed up to 35km/h. Premium material and sophisticated workmanship ensure the quality of this bike engine motor kit.For more specifications, please check the product description, and feel free to contact us if there any questions about the product or assembly.
More information #ad
Bicycle motor kit set include cylinder top end, U-mount kit, brake lever, 44T rear sprocket, kill switch, fuel tank, carburetor and other necessary parts.80cc 2 stroke high power engine bike motor designed for 24", such as mountain bike, road bike, 26" and 28" bicycles, gravel bike, beach bike etc.Brand | Parts-Diyer #ad |
Manufacturer | Parts-Diyer #ad |
Part Number | 2130ub7137 |
More information #ad
10. PEXMOR
#ad
PEXMOR 2-Stroke 50cc Bicycle Engine Conversion Kit, Motorized Bike Cycle Gasoline Petrol Gas Motor Refit Kit Fuel-efficient For 26" Bikes Black
#adPEXMOR #ad - You just need to follow the installation manual to complete the installation easily. It only takes about 2-3 hours to complete the installation. Complete engine kit:it is equipped with all theneeded hardwares that can convert most traditional hand bicycles into electric bicycles, road bikes, fuel tank, silencer, including engine, cruisers, such as mountain bikes, etc.Fit for most type 26" bikes, choppers. Safe & fuel-efficient: the bicycle gasoline engine uses a safe capacitor discharge ignition method, so you can use it safely.
More information #ad
Easy to install: equipped with detailed instructions, this instruction contains every detail of the assembly steps. Although you need some practical experience and some tools, the installation is not too complicated. Complicated. And it only consumes 2. 5 liters of fuel per 100 kilometers, which is super fuel-efficient. Runs silently: when you use it after installation, you will surprised at its low levels of noise and vibration. You can use it in any outdoor environment without having to worry about noise nuisance. Powerful engine: the mode of engine is single cylinder, air-cooling, two strokes. Heavy duty metal engine body for added durability.
Brand | PEXMOR #ad |
Manufacturer | PEXMOR #ad |
Part Number | L20092402 |
More information #ad
30-90% Disocunts Found!
We found that some of the products on this list are now discounted on Amazon! Do you want to see these products?
Disclaimer: We earn small fee from purchases made on Amazon.