2018 ULTRA4 Rule Change

To Ultra4 Drivers, fans, and partners, As many of you are aware, the concept of eliminating the use of redundant tire inflation systems (Tire Liners, Tire Balls, etc) has been…

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USAC Insurance for KOH 2016

USAC Racing Memberships for ULTRA4, EMC, UTV & KOM Classes The United States Auto Club (USAC) is the sanctioning body behind some of the largest racing organizations in the country.…

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ULTRA4 Class Differences

This is just a brief overview of the basic class differences that race in ULTRA4. Please Note: If you are planning on building and racing a car, you MUST consult…

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2014 KOH Tent Rentals

Just sending a quick reminder that this is the last weekend to rent a tent for KOH Week.Monday 1/6 is the cutoff for tent rentals. If you still need a tent,…

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