Open Wheel Modified Rules

UMP BODY RULES APPLY

WEIGHT

  • Open Steel Block – 2400 LBS (minimum)
  • GM602 or GM604 Sealed Crate – 2350 LBS (minimum)
  • No Aluminum Blocks Permitted

TIRES

  • Hoosier: A40, A40S, H40, Hard or Extra Hard, New Hoosier M30 and M60 will be aloud starting this season.
  • American Racer: Hard or Extra Hard
  • Slipping is allowed
  • NO Grooving allowed