Modified Tire Grinding Discs

Tim talks about the process of upgrading the factory hubs on his 1929 Roadster project with new manufacture units courtesy of Speedway Motors.

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

In order to be competitive and win, it's important to find the right set up that works for you and your car. Here's some general reminders to remember during set up!

A complete redesign for Hoosier's rear dirt sprint car tires has come after nearly 25 years. Learn about the changes and how they affect your sprint car setup.

Devyn Peterson is an Auto Tech in the Speedway Motors Customer Experience center. He's also a racer, starting out in karts when he was just 5 years old. He moved up to a Modified when he was 13 and hasn't looked back!

Learn how to lower a hot rod by modifying the axles and some history behind early hop ups. This project features a Ford axle with wishbones for a Model A.

Learn a few tips on how to properly mount Modified bodies and some products that will help get your race car body fabrication job done!

Dirt modified racing delivers high-horsepower, adrenaline-fueled action, learn more about them and their racing classes

Expert techs Austin and Pat talk about some of the race car body parts we have to offer and the aerodynamic benefits they can add to your modified.

Grooving tires increases traction or grip. Find out more about the do's and don'ts when it comes to grooving.