Description
Product Overview
The 47mm Cylinder Piston Kit from LIANGXUEKEER is a precision‑engineered solution designed specifically for 80cc 2‑stroke motorcycle and motorized bicycle engines. Each kit includes two meticulously machined piston rings that match the exact dimensions of a 47mm cylinder bore, ensuring a perfect fit and optimal sealing performance. Constructed from high‑grade alloy steel, the rings provide excellent wear resistance and maintain their shape under the high temperatures and pressures typical of two‑stroke operation. The piston itself is lightweight, weighing only 3.1 ounces, which contributes to reduced reciprocating mass and smoother engine response. All components are packaged in a compact box measuring 5.43 x 3.86 x 1.93 inches, making storage and handling straightforward. The kit carries the manufacturer part number AMBLMB9019 and has earned a solid 4.2‑star rating from 44 verified customer reviews, reflecting its reliability and value.
![[Product front view showing all components]](https://www.happilyever.store/wp-content/uploads/2026/07/f2519015bdda4476b7aaa5535c3b8839.jpg)
Usage
This piston kit is ideal for a range of applications where performance, reliability, and ease of installation are paramount. Whether you are restoring a classic 80cc two‑stroke motorbike, upgrading a motorized bicycle for better power delivery, or building a custom small‑engine project, the 47mm piston and rings deliver the necessary durability and efficiency. The kit is engineered to fit standard 80cc engine configurations without the need for additional machining, allowing hobbyists and professional mechanics alike to replace worn or damaged pistons quickly. Its lightweight construction reduces engine vibration, which can extend the life of surrounding components such as bearings and crankshafts. The kit is also suitable for use in off‑road motorcycles, go‑karts, and lightweight marine engines that rely on two‑stroke power cycles.
Why Choose Us
Choosing the LIANGXUEKEER 47mm Cylinder Piston Kit means selecting a product backed by rigorous quality control and a commitment to customer satisfaction. Each piston and ring undergoes a multi‑stage inspection process, including dimensional verification, hardness testing, and surface finish assessment, to guarantee that every component meets exacting standards. The brand’s reputation in the powersports market is reinforced by its consistent ranking among the top sellers in the piston rings category, currently positioned at #81 in Powersports Piston Rings on major retail platforms. Additionally, LIANGXUEKEER offers responsive after‑sales support, providing technical assistance, replacement parts, and a clear warranty policy to address any concerns that may arise after purchase. This dedication to quality and service ensures that you receive a product that not only fits perfectly but also performs reliably over the long term.
Key Features
- Precision‑machined 47mm piston and rings for a perfect seal and optimal compression.
- High‑grade alloy steel rings deliver superior wear resistance and longevity.
- Lightweight piston reduces engine vibration, enhancing overall smoothness.
- Easy installation with no additional machining required, saving time and effort.
- Dedicated customer support and warranty for peace of mind after purchase.
FAQ
What engines are compatible with this piston kit?
The kit is designed for 80cc two‑stroke engines that use a 47mm cylinder bore. It fits most standard motorized bicycles, small motorcycles, and off‑road machines that adhere to this specification.
Do I need any special tools to install the piston and rings?
No special tools are required beyond standard piston ring compressors and basic hand tools. The rings are pre‑shaped to the correct diameter, allowing a straightforward installation process.
How does the lightweight design affect engine performance?
The reduced mass of the piston lowers the reciprocating inertia, which minimizes vibration and allows the engine to rev more smoothly. This can lead to slightly improved throttle response and reduced wear on related components.
What warranty does LIANGXUEKEER provide for this product?
LIANGXUEKEER offers a one‑year limited warranty covering manufacturing defects. If you encounter any issues related to material or workmanship, contact their support team for a replacement or refund.
Can this kit be used for performance upgrades?
Yes, the kit is an excellent choice for riders seeking to enhance engine reliability and efficiency. By ensuring a proper seal and reducing internal friction, the piston kit can contribute to modest power gains and smoother operation.




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