- Big Bore Kit
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- Big Bore (43)
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57.4mm Big Bore Cylinder Kit for 150cc GY6 157QMJ Engine 4-Stroke Scooter Rebu
High-Performance Big Bore Cylinder Kit. Upgrade your engine with this exceptional Big Bore Cylinder Kit, designed specifically for 150cc 4-stroke GY6 157QMJ engines.
Perfect for TaoTao, SUNL, Buyang, JCL, and Baja scooters, this kit ensures a reliable and powerful performance. Cylinder Diameter: 57.4 mm (2.25 inches). Piston Diameter: 57.4 mm (2.25 inches). Piston Pin Diameter: 15 mm (0.59 inches).Piston Pin Length: 42 mm (1.65 inches). Core Engine Component: The cylinder plays a vital role in converting chemical energy into mechanical energy, driving your scooter's performance. Enhanced Sealing Performance: The reticulated design improves sealing, increasing contact surface area for better oil storage and lubrication. Reduced Wear & Fuel Consumption: This kit minimizes wear and optimizes fuel efficiency, ensuring a longer engine life. Efficient Heat Dissipation: Designed to manage heat effectively, providing strong power output while maintaining durability.
If you have any questions or concerns regarding your order, please reach out to us. We are dedicated to ensuring you have a positive shopping experience and are committed to providing the best service possible.