Motor Vortex ROK GP JUNIOR

Rok GP 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.

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, wire loom complete with battery and battery support.
True to the philosophy that favours ease of use and management, Rok Gp engine is aimed at all drivers who want to test themselves on a spirited and performing chassis.

Verdrängung 125 CC

Motor 2 Hub

Kühlsystem Flüssigkeitsgekühlter durch externe Wasserpumpe

Auspuff Oval Auspuff und 2 Booster

Lager Radiallager C4

Bohrung und Hub 54.07x54mm

Max Drehmoment 20,2 Nm ein 11.500 Rpm

Max 15.000 Rpm (elektronisch begrenzt)

Zündung PVL digitale Zündung

Vergaser Dell'Orto VHSH Ø 30 mm

Schalldämpfer Pfeil Ansauggeräuschdämpfer

Kraftstoffpumpe Dell'Orto

Auspuff Rok GP geformter Auspuff mit integriertem Abgasschalldämpfer

Reed Einlassventil im Kurbelgehäuse

Ausgleichswelle

Integrieren elektrischer Starter

Kreiseltrockenkupplung

gemischgeschmierter

5/3 Überströmkanäle Aufnahme

Reed Einlassventil im Kurbelgehäuse

Gusseisen Zylinder CNC arbeitete