Modified, Powerglide Parts

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

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!

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!

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.

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!

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.

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.

In this Tech Tip, John makes a few suggestions for a customer looking to update the braking system on his ’51 Deluxe.

Speedway Motors Product Manager Jeff K. not only has an awesome 1946 Ford Sedan Delivery, he has a Mullins trailer that he restyled to match "Elmer". Jeff took the time to write up what he went through to make the style of the Mullins match up better.