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Motorcycle cylinder small 50cc engine-1

The 50cc cylinder is a core engine component, responsible for containing the piston, facilitating combustion, and determining the engine’s displacement and power output, essential for the 50ccmotorcycle’s performance.

     Product Overview

    This motorcycle cylinder suitable for small-displacement scooters with a 50cc engine, such as QJ50QT-18D, SYM50, and AMA50. As a core component of the engine, it accommodates the piston and forms the combustion space. The heat dissipation fins on its exterior help dissipate heat quickly during operation, ensuring the stable operation of the engine. Its bore diameter is 37mm.

     Key Advantages

    1. Precision Engineered Bore: The cylinder’s bore is machined to exact tolerances, ensuring a perfect seal with piston rings, maximizing compression and minimizing power loss.

    2. Durable Material Construction: Cast iron or alloyed aluminum with wear-resistant liners resists wear from piston movement and combustion, extending engine life.

    3. Optimal Cooling Design: Features cooling fins (for air-cooled 50cc models) that efficiently dissipate heat, preventing overheating and maintaining engine stability.

    4. Seamless Compatibility: Designed specifically for 50cc, it integrates flawlessly with the crankcase, cylinder head, and other engine components, ensuring easy installation and reliable performance.

     Applications

    1. 50cc Engine Rebuilds: Essential for restoring engine performance when replacing worn or damaged cylinders during full engine overhauls.

    2. Routine Maintenance & Repairs: Used to fix issues like low compression, excessive oil consumption, or cylinder scoring in 50cc engines.

    3. Aftermarket Performance Upgrades: A base component for bore-up kits or displacement upgrades for 50cc based engine modifications.

    4. OEM Replacement in Manufacturing: Utilized by motorcycle manufacturers or assemblers for new 50cc production or engine component replacements.

     Product Specification

    Specification Item

    Details

    Model Compatibility

    50cc motorcycle engine

    Material

    Cast iron (standard); Aluminum alloy with cast-iron liner (performance variant)

    Bore Diameter

    37mm 

    Stroke Compatibility

    Matches 50cc crankshaft stroke 

    Cooling Type

    Air-cooled (integrated cooling fins for heat dissipation)

    Mounting Interface

    Matches 50cc crankcase and cylinder head bolt patterns

    Piston Compatibility

    Standard 50cc piston 

    Operating Temperature

    Up to 250°C (under normal engine operation)

    Service Life

    Up to 30,000-50,000 km (varies with maintenance and riding conditions)

    Certification

    Complies with motorcycle engine component quality standards

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