Sport Mod AN Wrenches

Explore dirt stock car racing’s key terms, classes, rules, parts, and tips for success in this ultimate guide for new competitors.

"My parents asked me if it was something I truly wanted to do, because once you get bit by that racing bug, there is no going back."

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!

Dick from Koul Tools shares a tip on how to properly seat the AN fittings using the Koul Tools device.

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!

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!

Fuel injection is here to stay and we delve into the benefits of such retrofit systems for your classic muscle car or street rod in our EFI retrofit buyer's guide!

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.

Check out a couple of tips on how to install a new clutch.

Learn how to bend and add 45 degree double flares to brake lines and fuel lines. We also cover some common types of automotive flares and useful tools for the job.