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Vortex Engines

Vortex, OTK Kart Group’s Engine Division, designs, manufactures and develops kart racing engines. Born in 1994, since the beginning it collects numerous successes in the most important races. The first world title comes in 1996, and today we count 17 World Cups won in the different categories.
Vortex’ production is divided between RACING top class engines for international competitions, and ROK engines granting high performance and reliability, designed for the Rok Cup, the one-make series by Vortex spread across the globe, which allows all drivers to test themselves and grow in the world of karting.

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DDJ  

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DDJ

EVO-EN-VOR-DDJ
COOLING SYSTEM: Liquid-cooled through external pump

EXHAUST
: Oval exhaust and 2 boosters

BEARINGS
: Radial bearing C4

BORE AND STROKE
: 54x54,29 mm

MAX TORQUE
: 14.000 Rpm limited

ACCENSIONE
: Push-to-start system with decompression valve

CARBURETTOR
: -

SILENCER
: -

EXHAUST
: Optional Cik-Fia T18JR

2,501.00€ Ex Tax: 2,050.00€

DDS  

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DDS

EVO-EN-VOR-DDS

COOLING SYSTEM: Liquid-cooled through external pump

EXHAUST: Oval exhaust and 2 boosters

BEARINGS: Radial bearing C4

BORE AND STROKE: 54x54,29 mm

MAX TORQUE: 16.000 Rpm limited

ACCENSIONE: Push-to-start system with decompression valve

CARBURETTOR: -

SILENCER: -

EXHAUST: Optional Cik-Fia T18SR

2,684.00€ Ex Tax: 2,200.00€

Mini MR3  

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Mini MR3

EVO-EN-VOR-MR3
COOLING SYSTEM: Liquid-cooled through integrated water pump
 
EXHAUST: Oval exhaust without rib
 
BEARINGS: Radial bearing C4
 
BORE AND STROKE: 42x43mm
 
MAX TORQUE14.000 Rpm limited
 
ACCENSIONE: Selettra analogic ignition
 
CARBURETTOR: Dell’Orto PHBG Ø 18mm
 
SILENCER: Vortex intake silencer
 
FUEL PUMP: Dell’Orto Fuel pump
 
EXHAUST: Exhaust silencer ACI-CSAI Homologates

2,013.00€ Ex Tax: 1,650.00€

RKZ  

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RKZ

EVO-EN-VOR-RKZ
COOLING SYSTEM: External pump liquid-cooled system
 
EXHAUSTO: val exhaust with 2 boosters
 
BEARINGS: C4 radial-bearings
 
BORE-STROKE: 54x54,29 mm
 
IGNITION: PVL analogical Ignition
 
CARBURETTOR: Dell'orto VHSH Ø30mm CS
 
SILENCER: -
 
FUEL PUMP: Dell’Orto
 
EXHAUST: Homologated Vortex 19/M/24 CIK FIA

4,880.00€ Ex Tax: 4,000.00€

ROK DVS  

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ROK DVS

EVO-EN-VOR-RDVS
COOLING SYSTEM: Liquid-cooled through external pump

EXHAUST
: Oval exhaust and 2 boosters

BEARINGS
: Radial bearing C4

BORE AND STROKE
: 54x54mm

MAX POWER
: 38 HP a 11.000 Rpm

MAX TORQUE
: 21 Nm a 11.000 Rpm

MAX
: 16.000 Rpm

IGNITION
: PVL digital ignition

CARBURETTOR
: IBEA Rok DVS Ø 24mm carburettor

SILENCER
: Arrow intake silencer

EXHAUST
: Rok DVS exhaust with integrated silencer

2,697.42€ Ex Tax: 2,211.00€

ROK GP  

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ROK GP

EVO-EN-VOR-RGP
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

MAX
: 15.000 Rpm (electronically limited)

IGNITION
: PVL digital ignition

CARBURETTOR
: Dell’Orto VHSH Ø 30mm

SILENCER
: Arrow intake silencer

FUEL PUMP
: Dell’Orto

EXHAUST
: Rok GP moulded exhaust with integrated exhaust silencer

2,806.00€ Ex Tax: 2,300.00€

ROK JUNIOR  

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ROK JUNIOR

EVO-EN-VOR-RJUN
COOLING SYSTEM: Liquid-cooled through external water pump

EXHAUST
: Oval exhaust and 2 boosters

BEARINGS
: Radial bearing C4

BORE AND STROKE
: 54x54mm

MAX POWER
: 22 HP a 11.500 Rpm

MAX TORQUE
: 19.6 Nm a 10.000 Rpm

MAX
: 13.800 Rpm (electronically limited)

IGNITION
: PVL digital ignition

CARBURETTOR
: Dell’Orto VHSH Ø 30mm

SILENCER
: Arrow intake silencer

FUEL PUMP
: Dell’Orto

EXHAUST
: Rok moulded exhaust

2,671.80€ Ex Tax: 2,190.00€

ROK KID  

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ROK KID

EVO-EN-VOR-RKID
COOLING SYSTEM: Air-cooled system
 
EXHAUST: Rectangular exhaust without rib
 
BEARINGS: Radial bearing C4
 
BORE AND STROKE: 42x39.7mm
 
MAX POWER: 4.5 HP a 10.000 Rpm
 
MAX TORQUE: 4 Nm a 8.000 Rpm
 
MAX: 13.000 Rpm
 
IGNITION: Selettra analogic ignition
 
CARBURETTOR: Dell’Orto PHBN Ø 14mm
 
SILENCER: Vortex intake silencer
 
FUEL PUMP: Dell’Orto
 
EXHAUST: Kid Rok exhaust with integrated exhaust silencer

1,195.60€ Ex Tax: 980.00€

ROK MINI  

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ROK MINI

EVO-EN-VOR-RMINI
COOLING SYSTEM: Air-cooled system
 
EXHAUST: Oval exhaust without rib
 
BEARINGS: Radial bearing C4
 
BORE AND STROKE: 42x43mm
 
MAX POWER: 10 HP a 11.000 Rpm
 
MAX TORQUE: 6.5 Nm a 9.000 Rpm
 
MAX: 15.500 Rpm
 
IGNITION: Selettra analogic ignition
 
CARBURETTOR: Dell’Orto PHBG Ø 18mm
 
SILENCER: Vortex intake silencer
 
FUEL PUMP: Dell’Orto
 
EXHAUST: Mini Rok exhaust with integrated exhaust silencer

1,773.88€ Ex Tax: 1,454.00€

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