Rules

LATE MODELS

April 1st – MAY 30th
Right Front, Left Front & Left Rear Tires: Hoosier L/M 20 Only – (Grooving & Siping Allowed)
Hoosier L/M 30-40 ONLY on RR – (Grooving & Siping Allowed)

June 1st – July 31th
Right Front, Left Front & Left Rear Tires: Hoosier L/M 20 Only – (Grooving & Siping Allowed)
Right Rear Tire: Hoosier L/M 30-40 ONLY! NO GROOVING (IPING ALLOWED ON RR)

August 1st & Beyond
Right Front, Left Front & Left Rear Tires: Hoosier L/M 20 Only – NO GROOVING (SIPING ALLOWED)
Right Rear Tire: Hoosier L/M 30-40 ONLY! NO GROOVING (SIPING ALLOWED)

UMP Summer Nationals June 26th:
Hoosier L/M 20 on LF,RF,LR Only
Hoosier L/M 20/30/40 option on RR ONLY – NO GROOVING RR TIRES!

For the rest of the DirtCar UMP Rules, click HERE

 

MODIFIEDS

Hoosier E-Mod 26.5 or 27.5 “A-40S”, “H-40”, “M-30S” & “M-60”
The A-40s and the H-40 will no longer be built after March 1st 2017, Siping is permitted on the A-40S and H-40 until out of circulation during the 2017 season. Siping is permitted on the M-60 when used as a right rear.
NO “D” or “A” tire will be allowed at any-time!
NO GROOVING ON ANY TIRE @ ANYTIME!!
For the rest of the DirtCar UMP Modified Rules, click HERE

STEEL BLOCK LATE MODELS

For the SBLM Rules, refer to the DirtCar UMP Late Model rules with the following exceptions.
LM 40, or WRS 55 Only
Steel Block and Wet Sump motors Only
Minimum weight 2400lbs

STREET STOCKS

Hoosier E-Mod 26.5 or 27.5 “A-40S”, “H-40”, “M-30S” & “M-60”
The A-40s and the H-40 will no longer be built after March 1st 2017, Siping is permitted on the A-40S and H-40 until out of circulation during the 2017 season. Siping is permitted on the M-60 when used as a right rear.
NO “D” or “A” tire will be allowed at any-time!
NO GROOVING ON ANY TIRE @ ANYTIME!!
For the rest of the DirtCar UMP Street Stock Rules, click HERE

CRATE MODIFIEDS

***Note~RULE CHANGE***

Crate Modifieds may run an unsealed 360 cubic inch or less steel head motor with a 2 barrel carb. that still has the choke horn in place.

Please refer to the the DirtCar UMP Modified Rules, click HERE

With the Following Exceptions:
Hoosier E-Mod 26.5 or 27.5 “A-40S”, “H-40”, “M-30S” & “M-60”
The A-40s and the H-40 will no longer be built after March 1st 2017, Siping is permitted on the A-40S and H-40 until out of circulation during the 2017 season. Siping is permitted on the M-60 when used as a right rear.
NO “D” or “A” tire will be allowed at any-time!
NO GROOVING ON ANY TIRE @ ANYTIME!!
602 Sealed Crate Engine ONLY
$4,000 Engine Claim or $500 Plus Exchange + $50 to tow truck
$120 Shock Claim or $60 Exchange
No Remote Canister or Schrader Valve Shocks Allowed
Minimum Weight 2,450 lbs
5″ Spoiler Allowed
Tire Rules/Changes will follow suit with UMP Modifieds with a 60 day delay to allow you to buy and use up remaining tires.
Track Reserves the right to claim engines or shocks as deemed necessary.

HORNETS

For the UMP DirtCar Hornet Rules, click HERE