Group of motorsports athletes standing on the karting track in their racing gear.

Formula KFX Announces Open Test Sessions for the Fall 2025 Season

ByMichele Dye

Formula KFX has added additional Open Test Sessions at Sonoma Raceway to give drivers the opportunity to fine tune their skills and experience our 2-stroke karts.

Our Open Test Sessions are the essential first step for all drivers looking to race with Formula KFX. Whether you are a beginner or experienced driver, Open Test Sessions give drivers a chance to experience our Birel ART N35X chassis with a ROTAX 125 Junior MAX Evo engine.

Registration is now open for the following dates:

  • September 20: 3:30-4:30 p.m.
  • October 11: 3:30-4:30 p.m.
  • November 15: 3:30-4:30 p.m.
  • December 13: 3:30-4:30 p.m.

Each test session is $170.

Space is extremely limited, and spots fill up quickly by our Championship Series and Inter-Company Challenge drivers.

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