K.A.R.T.’s primary focus is on the Mid America Road Race Series (MARRS). This series holds 7 to 8 races a year which are usually two-day (Saturday and Sunday) events, and the National Championships’ event which is usually 3 days, adding Friday to the schedule.

Road racing, or enduro kart racing, is done on road courses from one to four miles in length, including World Wide Technology Raceway which will host this event on May 15 - 17, 2026.