600 Wingless Micro Sprints

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Must compete without a top wing or front wing

The maximum bumper length will be 8 inches from the front of the chassis.

Tire Rule:

Hoosier US6a, NMMA, ASCS2, or KS1 (Must run a Hoosier Tire to receive championship points)

American Racer NMMA or MD57B

Right Rear tire Must durometer 50 before and after race, 5 minute cool down period allowed.

Slingshots

600 Modifieds