Coolster 125cc Automatic Go-Kart Engine

In stock
Regular price $449.00


This is the exact replacement engine for your:

  • Coolster 125GK-B
  • Coolster 125GK

IMPORTANT: Check your connector to make sure it is the same. If it is not we can replace the connector with one that matches your connector in our factory.


  • Engine Type: 125CC Single cylinder, 4-stroke, air-cooled

  • Max Torque: 6.9N.m/60.00r/min (N.m/r/min)±500
  • Max Horsepower: 5.5kW/8,500r/min±500
  • Bore Stroke: 52.4 x55.5mm
  • Ignition: CDI
  • Starting System: Electric
  • Clutch: Automatic
  • May come in black or silver



  • Shipping Insurance:  We strongly recommend getting shipping insurance.    Also see extra packing below..  Click here for shipping insurance.

  • Double Boxing and Double Padding Your Engine:  With this option we double box your engine in a second sturdy box and add extra 1 to 2 inches of styrofoam for extra protection.  Click here for double boxing.