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Powerful Engine: Equipped with a single-cylinder, air-cooled, 2-stroke 80cc single-cylinder gasoline engine. Made of high-quality steel, high strength and hardness, durable and long service life. It's can upgrade the regular bike to a motorized bike.The speed can reach up to 38km/h, which is the fastest but safe speed you can get
Run Silently: The Motor is working with low levels of noise and vibration.You can use it in any outdoor environment without having to worry about noise nuisance
Convenient Operation: This great design makes the bike easy and quick to assemble. Riders just need to mount the motor to the frame, connect the cables, and fill up the gas tank to start their first ride
Safe & Fuel-efficient: The bike motor applies safe capacitor discharge ignition method, so that you can use it safely. And also the motor consumes 2.5 liters of fuel per 100 kilometers, which is super fuel-efficient
Complete Engine Kit: The whole set is equipped with all the hardware needed to turn most traditional hand bikes into electric bikes, including engine, fuel tank, muffler, and more. Fits most 24” or 26" V-bikes such as mountain bikes, road bikes, cruisers, helicopters
Specifications: Type of Engine: 80 Feet Start Engine Model of Engine: Single Cylinder air cooling 2 stroke Bore & Stroke: 47x40mm=80cc Rated Power: 2.5KW/5000r/min Max. Power: 3.5KW/6000r/min Ignition Model: CDI Compression Ratio: 6/0.1 Driving Ratio: 18/0.1 Fuel: No.90 Type of speaking Plug: Z4C 14mm Volume of Oil Consumption: 2.5L/100km Type Clutch: Friction plate dry Cooling Mode:Natural air cooling Speed limitation:38km/h Net Weight of Main Set: 7KG LUB. Oil: Oil of 2 stroke gasoline engine(or oil for 10W/40.10W/30) Mixing Ratio of fuel & engine Oil: 16:1 for the new sets/20:1 after running 500km Package Included: 1 x 2 Stroke Engine 1 x Fuel Tank 1 x Fuel Tank Cap 1 x Chain 1 x Exhaust Pipe 1 x Kill Switch 1 x Clutch Cable And Throttle Cable 1 x Clutch Lever 1 x CDI 1 x Carburetor 1 x Chain Guard 1 x Chain 1 x U Brackets And Bolts 1 x Chain Tensioner 1 x Exhaust Muffler Fixer 1 x Throttle Handle 1 x Rubber Sheet 1 x Fixed Iron 1 x Spark Plug Tool 1 x Fuel filter 1 x Fuel Valve 1 x Spring 1 x Spark Plug 1 x Fuel line 1 x Withdrawal Tool 1 x Install Screw Note: 1.Wipe up any spilled fuel. NEVER fuel a hot engine or smoke while fueling. This could result in sudden fire, personal injury. Always move your motorized bike at least 10 feet from any fueling area before attempting to start it. Never leave the tank fuel cap off after fueling as rain water will contaminate the fuel and cause engine failure. 2.Open the fuel valve. Small lever pointed down with fuel line is in the open position. 3.Depress the small round cap plunger, ( Tickle button ), to prime carburetor. Located on left side of the carburetor next to the idle adjust screw. One or two times is enough. 4.Lift choke lever to the upward position. This is the small lever on the right