Buick Rainier Header Reducers

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.

In this Tech Tip, John explains the design behind a set of headers destined for a Tri-5 using a traditional rack and pinion style steering system.

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.

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Check out these great tips and tricks on how to successfully lower the stance on a Chevy Bel Air.

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.