Engine GY6 50cc, Short Case

Your Price: $299.97
In Stock
Catalog Number:ENGN-0002-U1

Brand NEW GY6 50cc 4 Stroke Short Case Engine 1P39QMB Kit for most China Made Gas Scooters

This is a Short Case Engine, so ensure you are ordering the correct one.

Ready to ship from our warehouse in Georgia, USA. Most customers receive within one week.


  • 50cc GY6 Single Shock Scooters
  • 50cc China made Single Shock Scooters

It fits for most of China Made scooter such as Peace, Roketa, Taotao and many other Chinese brand scooters. (Make sure you take note of the length of the crankcase for your scooter.)

Package includes:

  • 1× engine as pictures show


  • CVT: CVT consist mainly of 2 transmission pulleys and 2 transmission belts. It's compact, simple design offers seamless shifting between an unlimited amount of varying gear ratios, allowing a smooth rate of acceleration.
  • Crank Shaft: The engine is low speed with high torque and has large diameter bearings for crankshaft connecting rod, increasing the reliability of the bearings.
  • Forced Air-cooled Engine: There are metal fins covering the outside of the cylinders and the heat generated by the engine is released directly into the air when the cooling fan blows air over fins. It has the advantages of simple structure, light weight, wide adaptability to climate change, rapid start up and no need of radiator.
  • High-flow Oil Pump: Reduces the wear of friction pairs and prolongs the engine service life.
  • Lubricating Oil Strainer: Helps removing solid contamination from lubricating oil, largely reducing the wear of friction pairs and prolonging the engine service life.
  • Aluminum Cylinder Head & Body: Improves the heat dissipation capability, cuts the weight and increases the torque of the engine.


  • Engine Type Single Cylinder, 4-Stroke, OHC, 2-Valve
  • Horsepower 2.82HP/6500Rpm (2.1KW/6500Rpm)
  • Starter Electric/Kick starter
  • Lubrication Pressure/splash
  • Cooling System Air Cooled
  • Fuel Supply Carbureted
  • Max. Torque 3.1N.m/5500rpm
  • Transmission CVT
  • Min. Stable Idle Speed 1450-1750r/min
  • Clutch Shoe-type Automatic Centrifugal Dry Clutch
  • Min. Fuel Consumption 9.65oz/HP.h (367g/Kw.h)
  • Cylinder Diameter 1.54" (39mm)
  • Carburetor Model PD18J
  • Piston Stroke 1.63" (41.5mm)
  • Carburetor Type Horizontal Vacuum Carburetor
  • Displacement: 50cc (49.6cc)
  • Bore & Stroke 1.54" x 1.63 " (39mm x 41.5mm)
  • Ignition Method CDI
  • Spark Plug Model A7TC
  • Cylinder Working Volume 0.01 Gallon (49.5ml)
  • Fuel Type #87
  • Compression Ratio 10.5:1
  • Lubrication Model SF15W/40-SE
  • Ignition Type CFW
  • Lubrication Capacity 0.20 Gallon (900ml)

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