4/22/2020
Park Jefferson International Speedway
Updated Rules for Open Wheel Nationals
Park Jefferson Open Wheel Nationals Sprint Car/Modified Rules
Basic Knoxville/WoO 410 rules apply
*No Mufflers
*Tire Rule- Hoosier Tires Only
*Right Rear H or Medium Only
*Left Rear H12 or H15 Only
IMCA MODIFIED RULES
*Standard IMCA A-Mod Rules
Submitted By: Adam Adamson