

Cylinder for 80cc Big Bore Kit GY6 Scooter moped Atv Chinese made
Key item features
- Perfect Fit: This precision-machined cylinder offers a seamless fit for GY6 50cc-80cc engines, making it an ideal upgrade for Chinese scooters, go-karts, and ATVs. Compatible with models like YERFDOG, SYM, KYMCO, ROKETA, VENTO, and SUNL, it ensures easy integration into a wide range of motorized vehicles.
- Wide Compatibility: Whether you're working with a scooter, go-kart, ATV, or mini dune buggy, this 80cc cylinder is made for you. It fits most Chinese 4-stroke 139QMB engines and is compatible with popular brands like WILDFIRE, STRADA, FUJI, and KAZUMA, making it a versatile option for engine upgrades.
- High Performance: Experience a noticeable power increase with the RedCap 80cc Big Bore Cylinder. Designed for 4-stroke GY6 139QMB engines, the 47mm (53.2mm) bore transforms your standard 50cc into a performance-driven 80cc engine. Perfect for riders seeking enhanced speed, torque, and fuel efficiency without a full engine swap.
- Durable Construction: Built from durable, heat-resistant aluminum alloy, this BBK cylinder is engineered to withstand high RPMs and tough riding conditions. The robust construction helps reduce engine wear, supports longer engine life, and ensures smoother, more reliable performance under pressure.
- Easy Installation: Designed for convenience, the RedCap Cylinder is ideal for both mechanics and DIY riders. With basic tools and mechanical knowledge, you can install this BBK cylinder with ease. Its plug-and-play nature allows for fast upgrades, letting you hit the road or trail with more power in no time.
Specs
- Manufacturer part numberCYLD-0078
- Vehicle makeRoketa, Kazuma, Sunl, Kymco, Yerfdog, SYM, Wildfire, PGO, VENTO, STRADA, FUJI
- Vehicle modelGY6
- Vehicle fitment typeSpecific
- BrandRed Cap Electronics
- Automotive specialty part typeCylinder
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About this item
Product details
The RedCap 80cc Big Bore Cylinder is the ultimate upgrade for your 50cc GY6 4-stroke engine, delivering enhanced performance and increased displacement. With a 47mm bore diameter, this cylinder transforms your small engine into a powerful 80cc motor—ideal for riders looking to boost acceleration, top-end speed, and overall engine efficiency. Designed to fit a wide range of vehicles including scooters, ATVs, go-karts, and dune buggies, this cylinder is perfect for popular brands like Roketa, Kazuma, Sunl, Kymco, Yerfdog, SYM, Wildfire, PGO, and more. Whether you're restoring a ride or upgrading for better performance, this cylinder is engineered for a precise fit and reliable operation.
Built with durable materials, the RedCap 80cc cylinder is made to handle the demands of regular and off-road use. It's an excellent choice for riders who want to avoid the complexity of a full big bore kit but still gain noticeable power improvements. Please note, this listing includes the cylinder only, making it a flexible replacement or upgrade option. With its easy installation and broad compatibility, it’s the go-to choice for DIY enthusiasts and experienced mechanics alike. Give your GY6 engine the power it deserves with this high-performance cylinder.
Specs:
- Diameter: 47mm
-
Known to Fit:
- For 80cc Big Bore Kit GY6 Scooter Moped ATV Chinese
- Perfect Fit: This precision-machined cylinder offers a seamless fit for GY6 50cc-80cc engines, making it an ideal upgrade for Chinese scooters, go-karts, and ATVs. Compatible with models like YERFDOG, SYM, KYMCO, ROKETA, VENTO, and SUNL, it ensures easy integration into a wide range of motorized vehicles.
- Wide Compatibility: Whether you're working with a scooter, go-kart, ATV, or mini dune buggy, this 80cc cylinder is made for you. It fits most Chinese 4-stroke 139QMB engines and is compatible with popular brands like WILDFIRE, STRADA, FUJI, and KAZUMA, making it a versatile option for engine upgrades.
- High Performance: Experience a noticeable power increase with the RedCap 80cc Big Bore Cylinder. Designed for 4-stroke GY6 139QMB engines, the 47mm (53.2mm) bore transforms your standard 50cc into a performance-driven 80cc engine. Perfect for riders seeking enhanced speed, torque, and fuel efficiency without a full engine swap.
- Durable Construction: Built from durable, heat-resistant aluminum alloy, this BBK cylinder is engineered to withstand high RPMs and tough riding conditions. The robust construction helps reduce engine wear, supports longer engine life, and ensures smoother, more reliable performance under pressure.
- Easy Installation: Designed for convenience, the RedCap Cylinder is ideal for both mechanics and DIY riders. With basic tools and mechanical knowledge, you can install this BBK cylinder with ease. Its plug-and-play nature allows for fast upgrades, letting you hit the road or trail with more power in no time.
Specifications
Manufacturer part number
Vehicle make
Vehicle model
Vehicle fitment type
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