We have tires on sale at the track. Visit the Tires Page Here
Open wheel modifieds will follow the UMP Dirt Car Modified rules with the following exceptions.
Visit www.umpracing.com for all the details.
Engine, Weight & Spoiler:
GM Crate 602 or 604 Engines and Ford/Mcgunegil Crate motors; with Holley carb #80541-1 (650 cfm)
Minimum 2300 lbs. with 10” spoiler
Any engine 358c.i. or less with any 4 bbl. carb.
Minimum 2400 lbs. with 8” spoiler
Any engine 358.1 c.i. or more with any 4 bbl. carb.
Minimum 2450 lbs. with 5" spoiler
All weights are after completion of race with driver. No burn-off or tolerance.
Must run track approved tires.
NO tire softeners. NO soaking of tires. NO pre-heating of tires. NO chemicals of any type inside of tires except oxygen or nitrogen. All tires are subject to a punch rule.
Quick changes are allowed.