14.0  Tires and Wheels -
 
  • 2020 Tires (updated 4/28/2020) 
    •  New Tire Spec
      • Hoosier 970
        • Must be purchased directly from Hoosier Tires East
          Only teams that have purchased and used Hoosier 970's in the 375 Pro Sportsman Series in 2020 are eligible for Hoosier Tires contingency awards.
        • Hoosier Tires East must be informed that the tire is for use on the 375 Pro Sportsman at the time of purchase
        • The Hoosier Tires decal must be applied and visible above the front tires on the front fenders
        • Teams must have their 2020 purchase receipt to be eligible for the contingency
      • Any treaded 8 inch tire from competitor's home track that
         durometers 55 or more post race is allowed.
    • No shaving,  altering, chemical soaking, or chemical treating
    • No unapproved grooving, or siping
    • Tire samples may be sent out for chemical testing
      • Use of chemically treated tires will result in loss of all funds and points, wins, earned to date
      • Use of chemically treated tires will make driver and team owner ineligible for post season funds
         
  • Wheel studs
    • Minimum length is 1 1/2" inch.
    • Studs must extend even with, or beyond lug nuts.
    • Oversized magnetic steel lug nuts are mandatory on all four wheels.
       
  • Wheel Spacers allowed
  • Wheels
    • 15 inch  x  8.0 max  inches measured at bead
    • Steel only
    • Minimum weight 20lbs
    • Bleeders/ Pressure relief valves not allowed
    • Minimum offset 2 inch
    • Maximum offset 4.5 inch