VORTEX ROK GP JUNIOR
VORTEX ROK GP JUNIOR
SPECIFICATIONS
Single-cylinder 2 stroke direct-drive engine
Displacement 125 cc
Reed valve intake in the crank case
Liquid-cooled through external water pump
Balance shaft
Integrated electrical starter
Centrifugal dry-clutch
Mixture-lubricated
One-piece exhaust power valve
Cast iron made cylinder CNC worked
5/3 transfer ducts intake
Oval exhaust and 2 boosters
Radial bearing C4
Bore and stroke 54.07x54mm
— HP at 12.500 Rpm
Max Torque — Nm at 11.500 Rpm
Max — Rpm
PVL digital ignition
Dell’Orto VHSH Ø 30mm carburettor
Arrow intake silencer
Dell’Orto fuel pump
Rok GP moulded exhaust with integrated exhaust silencer
ROK GP JUNIOR エンジン 組み立て -VIDEO-
