Rok JR complete package

Manufacturer
VORTEX
Model:
Rok JR complete package
Sku:
ENGINE ROK GP JUNIOR
$ 2,800.00 USD

 Datasheet:

  • Bore 54mm
  • Stroke 54mm
  • Displacement 123.95 cm3
  • Capacity 22kw a 11500 rpm
  • Max torque 19.6 nm a 10000 rpm
  • Max rpm 13800 rpm
    (electronically rev. Limited)
  • Carburetor dell'orto d.30
  • Or with diaphragm
  • Fuel pump dell'orto
  • Exhaust system exhaust with intake silencer
  • Drive centrifugal dry clutch

ROK is a 125cc single-cylinder 2 stroke engine by Vortex, with reed valve admission in the crankcase. It is mixture-lubricated and liquid-cooled with integrated water pump. It has got a self-generating digital ignition and an integrated electric starter, which the battery is dedicated to. It is provided with a balancer shaft, which reduces the vibrations. A centrifugal dry clutch makes it possible to keep the engine on even when the kart is still.

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