EGR Big Bore Head & Cylinder Kit for GY6 Scooter 69mm Valves - BBK 80cc Cylinder, Piston, Rings, Wrist Pin, Circlips, Head & Base Gaskets - Fits with 50cc, 60cc, 4-Stroke GY6/QMB139 Engines

RedCap EGR Big Bore Head & Cylinder Kit

EGR Big Bore Head & Cylinder Kit - BBK 80cc GY6 Cylinder, Piston, Rings, Wrist Pin, Circlips, Head & Base Gaskets - Compatible with 50cc, 60cc, 4-Stroke GY6/QMB139 Engines - GY6 Scooter 69mm Valves Head & Cylinder Kit - Includes Head and Base Gaskets

Main Features and Benefits:

Upgrade your scooter or moped with the RedCap BBK 80cc GY6 Big Bore Kit, designed to enhance the performance of most Chinese scooters and mopeds with 50cc or 60cc 4-stroke GY6/QMB139 engines. This comprehensive kit includes a cylinder, piston, ring set, wrist pin, circlips, head gasket, and base gasket, providing everything you need for a significant power boost. Compatible with the stock carburetor, this kit ensures optimal performance and longevity when larger jets are used as needed. Experience improved acceleration and top speed with this high-quality big bore kit.

• COMPLETE BIG BORE KIT: Transform your engine with our Complete Big Bore Kit, which includes everything you need for a comprehensive upgrade: cylinder, piston & ring set, wrist pin, circlips, head gasket, and base gasket. Designed for seamless installation and superior performance, this all-in-one kit ensures you have all the necessary components to enhance your engine’s power and efficiency. Perfect for enthusiasts looking to boost their ride’s performance.
• VERSATILE DESIGN: Our Complete Big Bore Kit is engineered to fit both 50cc and 60cc 4-stroke GY6/QMB139 engines, offering significant power and performance improvements. This kit provides a versatile solution to enhance your engine's capabilities. Experience a noticeable boost in speed and efficiency with components specifically designed for a perfect fit and optimal performance. Elevate your ride with our comprehensive kit that brings versatility and power to your engine upgrade.
• OPTIMAL PERFORMANCE: Our Complete Big Bore Kit is compatible with stock carburetors, ensuring easy installation and immediate performance enhancements. For the best results, read your spark plug and consider using larger jets to fully maximize performance and longevity. This approach fine-tunes your engine, providing optimal power and efficiency gains. Achieve the best possible outcome with our kit by making these small adjustments, ensuring your engine runs at peak performance.
• COMPATIBILITY: Our Complete Big Bore Kit is designed to work with most Chinese scooters and mopeds, making it a versatile choice for a wide range of models. Whether you own a popular brand or a lesser-known make, this kit ensures seamless integration and enhanced performance. Enjoy the convenience of a universal upgrade solution that fits various models, providing you with the power and reliability you need. Our kit is compatible with the majority of Chinese-engineered two-wheelers.
• GOOD QUALITY COMPONENTS: Our Complete Big Bore Kit is manufactured to high standards, ensuring durability, reliability, and a longer lifespan for your scooter or moped engine. Each component is crafted with precision and care, providing you with the quality and performance you expect. Enjoy peace of mind knowing that your engine upgrade is built to last, delivering consistent power and efficiency over time. keeping your ride running smoothly and reliably.

• Included in this big bore set are the following:

• Cylinder
• Piston & Ring Set
• Wrist Pin
• Circlips
• Head Gasket
• Base Gasket

While this kit works with the stock carburetor, to get the best performance you should always read you spark plug to know if larger jets would give better performance and longevity to you big bore kit.

Click this link for the a set of jets.