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.

Designed to join reliability and high performance, ROK SV represents an evolutionary step of Vortex factory, always careful about the drivers’ needs. The engine has the following features: single-cylinder 2 stroke engine, displacement 125cc, reed valve intake in the crankcase.

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 …

ROK GP Engine. Classes: Junior ROK (with restrictions), Senior ROK, & Master ROK. The ROK GP engine is the next step in the Vortex engine line, and is used in the Junior, Senior and Master ROK classes.

2-Stroke Kart Racing Engines, ROK Cup USA. WORD Racing is pleased to be an Authorized Vortex dealer for ROK Engines & Parts. The Vortex Factory, part of the OTK Kart Group, has been the leader in producing World Championship winning engines through innovation, research, technology, and experience.

Designed to join reliability and high performance, ROK SVR represents an evolutionary step of Vortex factory, always careful about the drivers’ needs. The engine has the following features: single-cylinder 2 stroke engine, displacement 125cc, reed valve intake in the crankcase.

The engine has the following features: Single-cylinder 2 stroke engine, displacement 125cc, reed valve intake in the crankcase. Liquid-cooled through integrated pump, equipped with centrifugal dry-clutch and integrated electrical starter.

Single-cylinder 2 stroke engine, displacement 125 cc, reed valve intake in the crankcase. Liquid-cooled through integrated water pump, equipped with centrifugal dry- clutch and integrated electrical starter. It is also equipped with a balance shaft that reduces vibrations.

Vortex ROK GP is the single speed electric start 125cc sprint kart racing engine. DISPLACEMENT: 125CC. ENGINE: 2 stroke. COOLING SYSTEM: Liquid-cooled through external water pump. EXHAUST: Oval exhaust and 2 boosters. BEARINGS: Radial bearing C4. BORE AND STROKE: 54.07x54mm. MAX POWER: 36 HP a 12.500 Rpm. MAX TORQUE: 20.2 Nm a 11.500 Rpm

Sep 21, 2022 · But with the Vortex ROK engine, its strong points are the mid-range to top-end performance. Drivers who are beginning their karting might find it more difficult to drive with how the power is delivered.