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2021 Tire Rules:

Saturday, May 8 - Smoky Mountain Speedway (Maryville, Tennessee)
Hoosier Racing Tires: 1350 and 1600
American Racer Tires: 48 and 56

Saturday, May 29 - Dixie Speedway (Woodstock, Georgia)
Hoosier Racing Tires: 1350 and 1600
American Racer Tires: 48 and 56

Sunday, May 30 - Rome Speedway (Rome, Georgia)
Hoosier Racing Tires: 1350 and 1600
American Racer Tires: 48 and 56

Monday, May 31 - 411 Motor Speedway (Seymour, Tennessee)
Hoosier Racing Tires: 1350 and 1600
American Racer Tires: 48 and 56

*** Tires will be checked for soaking and by durometer for hardness before each car goes on the track for qualifying or any racing action.

Weight Rules:

2350# - Open Motor
2300# - Steel Block/Aluminum Head - Spec Motor Only (8" spoiler allowed, 12" sides)
2250# - CT525 Motor (8" spoiler allowed)
2250# - All Steel Motor or Crate Motor (8" spoiler allowed, 12" sides)

* 1# per lap burnoff + 5 lbs. in B-Mains and Feature

Body Rules:

In 2021, the Spring Nationals Series will follow the rulebook and droop rule adopted by the World of Outlaws Morton Buildings Late Model Series. Spring Nationals Series officials reserve the right to change and/or alter rules and procedures at any time. ALL OFFICIAL DECISIONS ARE FINAL!

* Full Rulebook (.pdf file)
* Droop Rule Bulletin
(.pdf file)
* Body Bulletin
(.pdf file)

 

 

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