REGISTRATION CLOSES: 45d 21h (03/19/2023 05:00 PM)
Pre-register for all three days of RacinDirt USMTS King of America XII or B-Mod Battle at The Bullring, March 23-25, at the Humboldt Speedway in Humboldt, Kan. Amount includes $5 processing fee. You can also call (515) 832-7944 to get registered. Prices will increase on race day.