Vortex ROK GP 125 Single Speed Electric Start Sprint Racing Engine (2024)

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$3,232.60

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Vortex ROK GP is the single speed electric start 125cc sprint kart racing engine.

DISPLACEMENT: 125CC

ENGINE: 2stroke

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

MAX15.000 Rpm (electronically limited)

IGNITION: PVL digital ignition

CARBURETOR: Dell ‘Orto VHSH Ø 30mm

SILENCER: Arrow intake silencer (for carburetor)

FUEL PUMP: Dell ‘Orto

EXHAUST: ROK GP molded exhaust with integrated exhaust silencer

Reed valve intake in the crank case

Balancer shaft

Integrated electrical starter

Centrifugal dry clutch

Mixture-lubricated

5/3 transfer ducts intake

Reed valve intake in the crankcase

Cast iron made cylinder CNC worked

Price: Only $3.232.60 for a 36 horsepower 125cc electric start single speed sprint kart racing engine. These Vortex ROK GP engines offer the most power for the dollar. Just compare to a IAME X-30, PRD or Rotax and come back and buy the Vortex ROK GP!

Engine kits come with engine, carburetor, all ignition system parts including wiring for electric starter, battery box, battery, radiator, radiator hoses, airbox (For the carburetor) and Exhaust system!

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Vortex ROK GP 125 Single Speed Electric Start Sprint Racing Engine (2024)

FAQs

How much horsepower does a ROK engine have? ›

Ready for a power of 43 HP, the Rok Shifter is the engine that provides the best combination of performance and operating costs.

How many HP is a 125cc go-kart engine? ›

The engine horsepower is a crucial factor in a go-kart's speed. A 4-stroke 125cc go-kart engine generally boasts 6-9 HP, propelling the kart to a top speed of 25-35 mph (40-56 kph). But remember, these aren't your average lawn mower engines; they're tuned for performance!

Who makes Vortex engines? ›

The Vortex Factory, part of the OTK Kart Group, has been the leader in producing World Championship winning engines thorugh innovation, research, technology, and experience.

What is the difference between Rok and Rotax? ›

The Rotax is 21 Nm at 9000 rpm and the ROK GP is 20.2 Nm at 11,500 rpm. Assuming they had identical gearing the Rotax would pull more on slow to medium speed corners. The ROK GP has a top RPM of 15,500 and would have more straightaway speed on those same gears.

Who makes ROK engines? ›

From being the successful workshop dedicated to the engine setup, Vortex, becomes in 1995, a manufacturer.

How fast can a 125cc engine go? ›

How fast is 125cc? Most production 125cc motorcycles have top speeds of 90-115 kmph (about 60-70 mph).

What is the fastest speed of 125cc? ›

The average 125cc bike will likely have a top speed of around 70mph, and should be able to cruise along at 50 to 60mph quite comfortably.

Is vortex engine good? ›

The 5.3 engine in the 08 models is a very good engine in my opinion. You get more power than the 4.8 and better fuel mileage than the 6.0. In all honesty since the 5.3 engine has been released, there have not been many problems at all. The earlier models did have some troubles with a faulty casted head leaking coolant.

Is vortex made in China? ›

The Vortex Crossfire and Crossfire II scopes are two of the most popular options on the market. These scopes are manufactured in China and offer a variety of features that are attractive to hunters and shooters.

Is a vortex engine an LS? ›

What Is The Difference Between a Vortec and an LS Engine? Nothing really. Engines with the LS designation were typically set up for passenger car duty while the Vortec line was for GM's SUV and truck lines.

How much horsepower does a mini rok engine have? ›

The Mini ROK is 9.5hp.

What type of engine is a vortex? ›

Vortec is a trademarked name for a line of gasoline engines for General Motors trucks. The name first appeared in an advertisem*nt for the 1985 model year 4.3 L V6 that used "vortex technology" to create a vortex inside the combustion chamber, creating a better air / fuel atomization.

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