ROK GP Junior Complete Engine
ROK GP Junior Complete Engine
ROK GP Junior Complete Engine
ROK GP Junior Complete Engine
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  • Load image into Gallery viewer, ROK GP Junior Complete Engine
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ROK GP Junior Complete Engine

Regular price
£2,150.00
Sale price
£2,150.00
Regular price
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Unit price
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ROK GP Junior immediately conquered the hearts of drivers around the world, for his spirited soul and a practical structure, which aims to achieve high performance, while ensuring high reliability.

DISPLACEMENT
 125 CC
MAX TORQUE 20.2 NM A 11.500 RPM
MAX 15.000 RPM


The engine has the following features: Single-cylinder 2 stroke engine, displacement 125cc, reed valve intake in the crankcase. Liquid-cooled through external pump, equipped with centrifugal dry-clutch and integrated electrical starter. It is also equipped with a balancer shaft that reduces vibrations and power valve that improves performance and driveability at low rpm.

The engine comes in a complete kit with Dell'Orto VHSH Ø 30mm carburettor, Dell’Orto fuel pump, Arrow intake silencer, moulded exhaust and exhaust with integrated exhaust silencer and wire loom. (Engine Mount and Battery not included).

True to the philosophy that favours ease of use and management, ROK GP Junior engine is aimed at all drivers who want to test themselves on a spirited and performing chassis.

COOLING SYSTEM  Liquid-cooled through external water pump

 MAX 15.000 Rpm (electronically limited)

EXHAUST  Oval exhaust and 2 boosters
IGNITION  PVL digital ignition  
BEARINGS  Radial bearing C4
CARBURETTOR Dell’Orto VHSH Ø 30mm
BORE AND STROKE  54.07x54mm
SILENCER Arrow intake silencer
MAX TORQUE  20.2 Nm a 11.500 Rpm
FUEL PUMP Dell’Orto
EXHAUST ROK GP moulded exhaust with integrated exhaust silencer

 

Vortex ROK GP Engine Fiche

Vortex ROK GP disassembly

Vortex ROK GP assembly