Effective immediately, Park Jefferson will be following the tire rules implemented by the MSTS series. All other rules are ASCS rules, however the tire rules have been amended as follows: MSTS Tire...

This Saturday the Park Jefferson hosts its 2nd segment of the Road to the Iron Cup presented by J&J Fitting. This week focuses the spotlight on the very exciting Schaeffer Oil Sport Modifieds. Cons...

Inside Line Promotions – JEFFERSON, S.D. (May 9, 2017) – Jack Dover can breathe a little easier now that the first mark has been tallied in the victory column. Dover captured his first win of the sea...

Clint Garner could not be denied Saturday night at Knoxville Raceway, even by a fellow EMi car. On lap four, Ryan Roberts, who won Friday night in his EAGLE at I-80 Speedway in his native Nebraska, t...

The Park Jefferson Speedway hosted 92 cars for Lieber Construction night. Headlined by the Road to the Iron Cup event for Sport Compacts, the evening saw a heavy berm build around the top of the tra...

The Park Jefferson Speedway returns to racing action this Saturday night with the make-up event presented by Lieber Construction. This event will serve as the makeup to the Road to the Iron Cup even...

After review of the tape and the scoring, it was determined that the originally posted finish of the SignMasters Modifieds was incorrect. Due to an error in flags, the white flag was not displayed a...

The officials at the Park Jefferson Speedway have decided to cancel racing for Saturday April 29 due to weather concerns. Lieber Construction and Park Jefferson officials are working on a makeup dat...

The Park Jefferson Speedway will close out the month of April with Lieber Construction night. The night will feature 6 great classes of cars including five IMCA classes along with the Keizer Wheels...

Jefferson, South Dakota, 4/25/2017 – . BM Motorsports raced Saturday, April 22, 2017 at Park Jefferson International Speedway in Jefferson, SD. Their intentions were to go to Wichita, Kansas, for th...