Modified Engine Degree Wheels

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

Our guide will help you find the best drag tire for your application and needs

Our new 383 engine gets installed in the '32 Roadster. We also update the steering wheel, shift knob/adapter, and wheels and tires. It's got some real 1960's flair now!

Do I need break-in oil for my engine and why. When should I not use an engine break-in oil? What do I look for when choosing a break-in oil?

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!

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!

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.

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.

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!