100CC Bicycle Engine Kit 4 Stroke Bicycle Gasoline Engine Motor Complete Hand Start Motorized Bike Kit with Chain Drive and Air-Cooling, Bike Motor Kits for Road Bikes Mountain Bikes

DetailsConvenient Handle: The ergonomic T-shaped start handle provides a point of application of force for easy and comfortable starting.Chain Cover: It's made of high-quality iron and can protect you from getting hurt.Pulling Rope: The pulling rope is made of nylon, which is more wear-resistant and durable.ApplicationThis product is suitable for mountain bikes, road bikes, gravel bikes, beach bikes, etc. with large triangular empty frames.SpecificationsColor: Black, SilverType: Single Cylinder, 4-stroke, Air-coolingMaterial: Aluminum, Iron, #415 Steel, Rubber, NylonSurface Treatment: Baking Paint, Rust Prevention Shot BlastingAssembly Required: YesStarter System: Hand StartNumber of Teeth: 44Ignition Mode: Electronic IgnitionMax Torque: 4.5N-mBore Stroke: 56×40mm/2.2×1.57inchDisplacement: 100CCHorsepower: 3.5HPRated Power: 2kw/hMax Rotating Speed: 3600rpmMax Speed: 50km/31miles/hCompression Ratio: 7:1Fuel Tank Capacity: 2L/0.52 GallonsFuel Consumption: 2.5L/0.66 Gallons/100KMLubricant Capacity: 0.4L/0.1 GallonsGasoline Type: 92#, 95#Max Load Bearing Capacity: 200kg/440lbsNoise: About 75 decibelsGross Weight: 21.65kg/47.73lbsNet Weight: 19.2kg/42.32lbsChain Cover Size: 41×7.5cm/16.14×2.95inFuel Tank Size: 30×14×15cm/11.81×5.51×5.9inGear Diameter: 18cm/7.08inDiameter of Bicycle Teeth Disc: 18cm/7.08inEngine Size: 36×28×23cm/14.17×11.02×9.05inPackage Size: 71×35×28.5cm/27.95×13.77×11.22inPackage Included1×Bicycle Engine Kit1×English ManualAll Accessories for AssemblyNotes1. Please carefully read the manual and strictly follow the precautions to have a better experience.2. Please note that professional installation is recommended.Please allow the slight color difference caused by the shooting light and 1-3cm error due to manual measurement, and make sure you do not mind before you order.

• Durable & Sturdy: The aluminum engine shell, iron fuel tank with baking paint, a 415# steel chain with rust prevention shot blasting process, and a nylon cover on the side of the engine offer wear-resistance, achieving a max bearing capacity of 440 pounds and ensuring superior performance and a longer lifespan.
• Strong Power: The engine boasts a robust 3.5HP horsepower, a displacement of 100cc, a rated power of 2kw/h, and a max rotating speed of 3600RPM, which provides you with strong power and accelerates your bike to a max speed of 50km/h.
• Large Fuel Tank: It measures 11.81×5.51×5.9 inches with a large capacity of 0.52 gallons, allowing it to work for a long time. You don't need to fill the tank frequently, which is convenient.
• Low Fuel Consumption: The overhead valve is used, which effectively helps reduce carbon buildup and dramatically improves fuel savings. The air filter also improves air filtration performance and reduces wear, achieving a fuel consumption of around 0.66 gallons/100km and saving much money on fuel costs.
• Quiet Operation: This bicycle engine kit only has slight noise (about 75dB) and vibration when used. You can use it in most outdoor environments without worrying about noise disturbance.
• Effective Cooling System: By adopting an air cooling system, the temperature of the engine can be quickly reduced, effectively preventing overheating and ensuring smooth and long-lasting riding.
• Complete Kit: Our package includes all the parts to convert your bicycle into an electric one, meeting your needs with just one purchase!