Key features

• •100CC BICYCLE ENGINE KIT: The 4 stroke 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.
• •LOW FUEL CONSUMPTION: The bike engine kit measures 11.81x5.51x5.9 inches with a large capacity of 0.52 gallons, allowing it to work for a long time. The overhead valve is used, which 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.
• •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.
• •AIR-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.
• •HIGH PERFORMANCE: The ergonomic T-shaped start handle provides a point of application of force for easy and comfortable starting. 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.