125cc 4 Stroke Engine Motor Semi Auto Transmission Electric Start ATV Quad Engine Motor with CDI Ignition Reverse Single Cylinder Complete Kit for Go Kart Honda Pit Dirt Bike Motorcycle

SpecificationEngine Type: Single Cylinder, 4 Stroke, Horizontal, Two-stage TransmissionOther Features: 3 Forward Gears and 1 ReverseMaterial: Aluminium, Cast SteelEngine Cooling Type: Air CoolingIgnition System: CDI (Not Included)Start Mode: Kick-starter; ElectricClutch Type: Manual Wet Multi-DiscTransmission: 4-speed, Semi-AutoDisplacement: 125CCMinimum No-load Stable Speed: 1400 (1 ± 10%) R / minCompression Ratio: 8.7:1Bore Stroke: 54*54mm/2.12*2.12inchMax Power: 5.8Kw/hMax Torque: 8.0N-mMax Rotating Speed: 7500rpmHorsepower: 7.64HPAir Inlet and Exhaust Valve Clearance: 0.05 ~ 0.07 mm (Cold State)Min Fuel Consumption: ≤367g/kW.hSpark Plug: A7TC Carburetor Type: PZ19 (Not Included)Min Stable Idle Speed: 1500r/min±150r/minPrimary Reduction Ratio: 3.722Transmission Ratio of Each Gear: First Gear: 3.272; Second Gear: 1.938; Third Gear: 1.350; Fourth Gear: 1.043Lubricant Capacity: 900ml/0.23 GallonsLubricant Type: SL10W/40 (Not Included)Crankshaft Diameter: 1.5cm/0.59inch Crankshaft Length: 0.4cm/0.15inch Gasoline Type: ≥ 92 # Gross Weight: 19.45kg/42.87lbsNet Weight: 18.15kg/40.01lbsProduct Size: 45*30*25cm/17.71*11.81*9.84inchPackage Size: 51*39*33.5cm/20.07*15.35*13.18inchPackage Included 1*ATV Motor Engine1*Gearshift Lever1*Chain Cover1*Intake Manifold2*Intake GasketsAll Accessories for Assembly

• Powerful Performance: The ATV engine delivers a robust 7.64 horsepower, with a displacement of 125cc and a maximum RPM of 7,500, providing strong power to ensure a smooth and powerful driving experience.
• Durable and Robust: The engine is constructed using high-quality aluminum alloy and cast steel materials, ensuring exceptional performance and extended service life, capable of withstanding complex environments and conditions.
• Efficient Cooling System: The 125cc engine features an air-cooling system that rapidly reduces engine temperature, effectively preventing overheating, and ensuring smooth and sustained performance.
• Adjustable Speed: The 4-stroke bicycle engine kit features a 4-speed manual transmission for precise gear shifting control, allowing you to easily adapt to various conditions. This enhances your driving experience on different road surfaces.
• Easy to Operate: The motorcycle engine uses a CDI ignition system (not included) to enhance energy and ignition efficiency, enabling you to start the engine quickly and safely.