Engines

VLR

Displacement 100 CC
Max Power 20 HP at 9.800 RPM
Max Torque 1,4 Kgm at 9.600 RPM
Max 16.000 RPM

The VLR Key words are: DESIGNED TO BE RELIABLE, EASY TO OPERATE AND TO MAINTAIN, CHEAP AND EASY TO INSPECT.

ROK VLR
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Building upon the successful line-up of Vortex ROK engines, VORTEX launches the new Vortex ROK VLR. The perfect platform for the entry-level driver, the ROK VLR not only offers superior performance over its rivals with lower maintenance, but it also offers some great features like electric start all at a cost racers can afford.

The new ROK VLR engine was designed solely with club racers in mind, whether it’s a new racer getting into karting, or for those looking to move up from a four-cycle powerplant. Also, for racers that want to update their current 100cc to a state-of-the-art engine package, this engine covers it all.

Displacement 100CC
Engine 2 stroke
BORE 48.20 mm
STROKE 54.00 mm
conrod C-to-C Distance 102.00 mm
Intake System Reed Valve
Carburettor Butterfly Valve 24mm
Intake Silencer Arrow LA22
Cylinder Liner/Sleeve Cast Iron Made Dry-Liner/Sleeve
Transfer Ports 3 Ports
EXHAUST PORTS 1 Elliptical Port + 2 Boosters
COOLING SYSTEM Air Cooled
LUBRICATING SYSTEM Oil-Fuel Mixture Lubricated
IGNITION SYSTEM Selettra
START SYSTEM Integrated Starter Motor
Transmission W/ Clutch
CLUTCH SYSTEM Centrifugal Dry-Clutch System
COMPRESSION RATIO 10.5 : 1
MAXIMUM POWER 20Hp at 9800 rpm
MAXIMUM TORQUE 1,4 Kgm at 9600 rpm
MAXIMUM SPEED 16000 rpm
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