Beyea IMCA Dirt Modified 4-1 Headers

There's a new spec engine option for the 2025 IMCA Modified season. Here's what you need to know.

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

Making the switch from manifolds to headers is a popular performance upgrade, but it may take more than just bolting on the new part. We provide some tips and things to consider after you bolt on a new set of headers.

Check out these tips on the large variety of Demo Derby headers that Speedway Speedway offers. Here, Jeremy will walk you through the many different styles and brands available showcasing which style might fit best in your application.

In this detailed article, Tim will guide you on how to build a custom set of 241 Red Ram Hemi driveshaft headers. From the concept to the materials needed, he'll show you how the mockup and final assembly steps.

Which size of headers should I use? Short or long tube headers? Etc. Learn how to answer these exhaust questions and choose the right header with our expert guide.

Tips and tricks to pull the most from your GM 602/604 platform.

Watch our video on the ceramic coating process for Armor Hot Coating. Headers coated with Armor Hot Coating protect your car without sacrificing looks.

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.

Our hot rod expert takes you through his ford I beam axle setup. Follow as he sets up the front end on his split wishbone front suspension Model A.