Superkarts! USA has closed the online store until after the WinterNationals. If you require any items for this event, you will be able to purchase them at the event at the SKUSA Registration desk.

WinterNats registration is closed. You can sign-up at the track on Thursday, March 2nd starting at 8:00am or Friday, March 3rd starting at 6:30am.

NOTE: Spectator and Hot Pit Passes can still be purchased online or thru the EventBrite Mobile app through the end of the event.