Description
The Vortex ROK SVR is the higher-output evolution of the ROK SV: the same 125 cc liquid-cooled reed-valve two-stroke with balancer shaft and electric start, with a dedicated Selettra ignition allowing 16,000 rpm and 36 hp. Available in Dubai with Dell’Orto or Tillotson carburettor at the same price; please specify your choice when ordering.
Key specifications
- Displacement: 125 cc, single-cylinder two-stroke, reed-valve intake in the crankcase
- Bore x stroke: 54 x 54 mm
- Cooling: liquid, external water pump
- Balancer shaft to reduce vibration
- Maximum power: 36 hp at 12,500 rpm
- Maximum engine speed: 16,000 rpm (Selettra ignition dedicated to the SVR)
- Carburettor: Dell’Orto VHSH Ø30 mm with Dell’Orto fuel pump, or Tillotson HW-49A
- Starter: integrated electric starter
- Clutch: centrifugal, dry
- Radial C4 main bearings; oval exhaust port with 2 boosters; 5/3 transfer ducts; CNC-machined cast-iron cylinder; mixture lubrication
In the box
- Engine
- Dell’Orto VHSH Ø30 mm carburettor with Dell’Orto fuel pump, or Tillotson HW-49A carburettor
- Selettra ignition with 16,000 rpm limiter, dedicated to the SVR
- KG Nitro 23 intake silencer (7-SA-24 / 8-SA-24)
- Moulded exhaust with supplementary exhaust silencer
- Complete cooling system: radiator and water pump with pulley
- Starter wiring harness with battery holder
Battery and battery charger are not included.
Genuine Vortex engine (OTK Kart Group), code VORENG – SVR, supplied by Scuderia General Trading, exclusive UAE distributor of OTK Kart Group. In stock at our Dubai warehouse where shown; orders are dispatched the same day they are received, with DHL Express delivery across the UAE and the GCC.





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