
BOONE, Iowa (Aug. 27, 2025) – While record entries for the 43rd annual Speedway Motors IMCA Super Nationals fueled by Casey’s continue to roll in, drivers wishing to run the Prelude to Super Nationals must be pre-entered for Super Nationals by midnight, Thursday, August 28, to be eligible to compete in this weekend’s event.
The Thursday night deadline also applies to eligible drivers planning to compete in their respective Race of Champions qualifiers and All-Star Invitational events.
The entry deadline does not apply to the main Super Nationals events. Registration will remain open for drivers seeking to qualify for their Big Dance. The deadline also does not apply to Stealth Racing IMCA STARS Mod Lite drivers as their Super Nationals champion is crowned during Prelude weekend.
Overall, entries currently stand at 1,107, including drivers from 33 states, Canada and Australia.
A complete pre-entry list will be released sometime during the day Friday, August 29.