Junior Rotax

Junior Rotax is a class for drivers aged between 13 & 16 years old. It has long been recognised as the most cost effective Junior Two Stroke category in the country. More performance and perfect for juniors with karting experience. With the 125 Junior MAX engine, you can have your first international racing experience. Launched in 2000 and recommended for teenagers from 13-16 years. If you are new to Owner Driver karting, we would recommend Junior Subaru as a stepping stone into Rotax. For more info on Junior Subaru Click Here.


  • AGE GROUP – 13 to 16 years

  • RACE CLASS – international

  • MAX POWER – 17 kW / 23 hp at 8.500 rpm

  • MAX TORQUE – 19 Nm at 8.500 rpm

  • WEIGHT – bare engine: 11,8 kg / 26,0 lbs
    with complete power pack: 23,0 kg / 50,7 lbs

  • SPECIAL FEATURES – Junior cylinder without exhaust valve

  • POWER PACK – intake silencer, carburettor, fuel pump,engine, exhaust system, radiator, battery, battery box incl. cover, cable harness, OFF/ON/START relay

  • CHASSIS COMPATIBILITY – wheel base from 950 mm to 1.050 mm

Senior Rotax

Designed for people with kart racing experience as well as for ambitious leisure kart drivers. Top level performance of the non-gearbox class. Launched in 1997, the engine is recommended for drivers 15 years and older.


  • AGE GROUP – 15+ years

  • RACE CLASS – international

  • MAX POWER– 21 kW / 28,5 hp at 11.500 rpm

  • MAX TORQUE – 21 Nm at 9.000 rpm

  • WEIGHT – bare engine: 12,0 kg / 26,5 lbs with complete power pack: 23,1 kg / 51,0 lbs

  • SPECIAL FEATURES– cylinder with electronically controlled exhaust valve

  • POWER PACK – intake silencer, carburetor, fuel pump,engine, exhaust system, radiator, battery, battery box incl. cover, cable harness, start button, OFF/ON/START switch, relay

  • CHASSIS COMPATIBILITY – wheel base up to 1050mm


opening hours.


Established in 2015 we have been offering Race Support Services to drivers young & old. Since incorporation, the team has become one of the most successful teams in the South East by securing Club Championships in each year. We love what we do & love helping you on your karting journey.

Our specialism? Welcoming new drivers into the Owner Driver community!



tuesday - friday

0900 - 1800

licenced team

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​© 2020 SAIT Motorsport Limited - Registration No 09870330 in England & Wales. Registered Office - Unit 32 Integra, ME15 9GQ.