GY6 125CC Water Cooled 1P52FMI Brand New Scooter Engine
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GY6 125CC Water Cooled 1P52FMI Brand New Scooter Engine

The GY6 125cc engine is a globally recognized and highly versatile single-cylinder, four-stroke power unit, widely manufactured for the scooter market. Renowned for its exceptional durability, simple maintenance, and cost-effectiveness, it has become the dominant and most trusted engine platform for 125cc(Model 1P52FMI Engine) class scooters worldwide. Its mature design ensures reliable performance for daily commuting, delivery services, and commercial applications.
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Product Introduction

Model

1P50QMG

1P52QMI

1P57QMJ

Classify

GY6 100CC

GY6 125CC

GY6 150CC

Cylinder Diameter

50.0

52.4

57.4

Piston Stroke

49.0

57.8

57.8

Displacement

97.2

124.6

149.6

Rated Power & Corresponding Speed

4.1/7000

5.1/7000

6.0/7000

Max Net Power & Corresponding Speed

4.3/7500

5.3/7500

6.2/7500

Max Torque & Corresponding Speed

5.6/6000

7.3/6500

8.5/6500

Minimum Stable Unladen Speed

1700±100

1700±100

1700±100

Cooling Method

Forced air cooling

Forced air cooling

Forced air cooling

Package Dimensions

670*360*300

670*360*300

670*360*300

Net Weight

26.5KG

26.5KG

26.5KG

Application

Scooter

Scooter

Scooter

Others

Long case

Long case

Long case

product-800-800
product-800-800

 

Product

 

The GY6 125cc engine is a globally recognized and highly versatile single-cylinder, four-stroke power unit, widely manufactured for the scooter market. Renowned for its exceptional durability, simple maintenance, and cost-effectiveness, it has become the dominant and most trusted engine platform for 125cc(Model 1P52FMI Engine) class scooters worldwide. Its mature design ensures reliable performance for daily commuting, delivery services, and commercial applications.

 

Key Features & Technical Specifications

 

Reliable & Robust Design: Features a single-cylinder, SOHC (Single Overhead Camshaft) four-stroke architecture with a forced air-cooling system. Its over-square bore/stroke ratio (52.4mm x 57.8mm) is optimized for smooth torque delivery in stop-and-go city riding.

 

Balanced Performance: Delivers a solid balance of power and fuel efficiency. The engine typically produces up to 6.2 kW (8.4 hp) @ 7500 rpm, providing ample acceleration and a stable top speed for urban environments.

 

Ultra-Low Maintenance: Engineered for simplicity. It utilizes a reliable C.D.I. electronic ignition system and a durable CVT (Continuously Variable Transmission) for smooth, automatic operation. The pressure-splash lubrication system is highly resilient.

 

Exceptional Compatibility & Parts Availability: As the most common scooter brand new gy6 engine platform, replacement parts, performance upgrades, and service expertise are universally available at a low cost, minimizing downtime and ownership expenses.

product-800-800
product-800-800

 

Primary Applications & Advantages

 

This engine is the ideal power source for:

  • Commuter & Urban Scooters: Offers dependable daily transportation with low operating costs.
  • Light Commercial & Delivery Vehicles: Proven toughness for high-mileage, stop-start use cases.
  • Aftermarket & Replacement Market: The standard choice for repairing or repowering a wide range of scooter models.

 

Competitive Advantages:

  • Proven Longevity: A decades-old design refined for maximum service life.
  • Unmatched Parts Ecosystem: Thousands of affordable OEM and aftermarket components worldwide.
  • Ease of Service: Simple mechanical design allows for repairs with common tools.

 

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