47mm Big Bore Cylinder Head with Piston Rings Rebuild Kit - for BBK 80cc 4-stroke GY6/QMB139 Scooters Engines

Upgrade your motorcycle engine with the RedCap 61mm Big Bore Cylinder Head and Piston Rings Rebuild Kit, tailored for GY6 engines from 170cc to 200cc. Designed specifically for engines with 57mm stud spacing (Type K-Block), this kit is crafted from durable aluminum alloy for enhanced longevity and performance. Enjoy increased displacement and power, perfect for enthusiasts looking to boost their bike's capabilities. Ensure seamless installation and reliable operation with components built to withstand rigorous use and deliver optimal performance on the road.

• Complete Big Bore Kit: Enhance your engine with our Complete Big Bore Kit, featuring essential components for a comprehensive upgrade: cylinder, piston & ring set, wrist pin, circlips, head gasket, and base gasket. Designed for easy installation and optimized performance, this all-inclusive kit provides everything you need to elevate your engine’s power and efficiency. Ideal for enthusiasts seeking to maximize their vehicle’s performance potential.
• Versatile Design: Versatile in design, our Complete Big Bore Kit is meticulously crafted to suit both 80cc 4-stroke GY6/QMB139 engines, delivering substantial enhancements in power and performance. This kit provides a flexible solution to amplify your engine's capabilities. Enjoy noticeable gains in speed and efficiency with components tailored for precise fit and peak performance. Elevate your vehicle with our comprehensive kit.
• Optimal Performance: Achieve peak performance with our Complete Big Bore Kit, seamlessly compatible with stock carburetors for straightforward installation and immediate performance upgrades. To optimize results, monitor your spark plug and consider utilizing larger jets to fully exploit performance and longevity benefits. This method finely tunes your engine, unlocking optimal power and efficiency gains. Providing it operates at its highest potential.
• Compatibility: Our Complete Big Bore Kit is engineered to be compatible with a broad spectrum of Chinese scooters and mopeds, offering versatility across various models. Whether you ride a well-known brand or a lesser-known make, this kit provides effortless integration and improved performance. Benefit from a universal upgrade solution that accommodates diverse models, delivering the power and reliability you demand.
• Good Quality Components: Crafted to exacting standards, our Complete Kit features high-quality components designed for durability, reliability, and extended lifespan of your scooter or moped engine. Each part is meticulously manufactured with precision and attention to detail, ensuring superior quality and performance. Rest assured that our upgrade will keep your ride running smoothly and reliably, providing consistent power and efficiency.

Specs:

• Diameter: 47mm (53.2mm)

Included:

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

Known to Fit:

• 80cc Big Bore Kit This kit fits most Chinese Scooters/Mopeds with 50cc, 60cc 4-Stroke GY6/QMB139 engines.

Note: Please carefully check the goods' appearance, size, and shape and compare your original goods before ordering.