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2014 Speedzone Divisions

Oshkosh Speedzone hosts 6 weekly divisions of racing at the Speedzone. From a very low budget division too more expensive divisions for those who wish to go faster and push the limits of dirt track racing. Whichever your favorite division is, you can rest assured you will see exciting racing action at Wisconsin's Premier 1/3 mile dirt track. Fans will also be treated to other divisions, 2 IRA Outlaw Sprint Car shows, George Scheffler Memorial / Hales Corners Reunion Late Model Race and the End of year Fall Classic!!

Division Rules (All)


IMCA Modifieds
The Modifieds are low, sleek and fast. The Modifieds offer open wheel excitement yet remain affordable to competitors. Built for racing from the ground up. The modified class gives teams an opportunity to try different set-ups and strategies. The modified class is where you'll find the tracks most seasoned veterans, with visits from Northeastern Wisconsin's top drivers is a weekly occurrence.

IMCA Modified Rules


Grand Nationals
The Grand Nationals are full size Ford, Chrysler and GM Mid-1980's type cars. Body styles include Monte Carlo, Malibu, Regal, Cutlass, Thunderbird and LeMans. This is a popular class for drivers to move up as they move up in their racing careers. The Grand Nationals are known for their intense battles on the track.

Grand National Rules


Street Stocks
The Street Stocks are basic street cars with minimal modifications. This division is very similar to the Street Stock classes at neighboring tracks. Modifications to these cars are kept to a bare minimum. This class is very popular and competitive on the track.

Street Stock Rules // Street Stock Amendment


Dirt Devils
The Dirt Devil class has become very popular since its beginning. The cars are 4 cylinder, front wheel drive vehicles which require just a little work. Make the car safe then its on to the track for race action. Youth beginners (must be at least 14 years old, with Parental Consent Form signed) Ladies and Gentlemen this is a great place to give it a try!

Dirt Devils Rules


IMCA Northern Sport Mods
The IMCA Northern Sport Mods are low, sleek and fast. The Sport Mod offer open wheel excitement yet remain affordable to competitors. Built for racing from the ground up. With limitations to what a driver can do with the suspension, to either a crate or spec motor, these cars are a great starting class if you want to get into Modified Racing!

IMCA Northern Sport Mod Rules


IMCA Stock Cars
The IMCA Stock cars are more than basic. These cars are built with more adjustments so the drivers can fine tune these cars. This division is very competitive, side by side racing and very fun to watch! One of Wisconsin's Largest divisions will keep you on the edge of your seat!
IMCA Stock Cars Rules