150CC GY6 4-Stroke Air-Cooled Complete Engine Motor for ATV and Go Kart

150CC GY6 4-Stroke Air-Cooled Complete Engine Motor for ATV and Go Kart 150cc GY6 single cylinder 4-stroke engine designed for scooters, ATVs, and go-karts Air-cooled system with metal fins for efficient heat dissipation High-flow oil pump reduces wear and prolongs engine life Aluminum cylinder head and body enhance torque and reduce weight Low-speed, high-torque crankshaft with large diameter bearings for increased reliability Lubricating oil strainer removes solid contaminants, reducing friction wear CVT system with two transmission pulleys and belts for smooth acceleration Compatible with 150cc GY6 11" long box engine size scooters and vehicles Fits 110cc-150cc ATVs and go-karts with GY6 engines Package includes complete engine, carburetor, CDI, starter solenoid, coil, and kick start lever Professional installation is highly recommended Engine oil must be added before use; installation manual is not included Note: Product tested before leaving the factory; minor oil leakage may occur during transport