First Gen Mustang Differential Third Members

Lucas P. explains how to choose the correct part for a Ford 9" third member build in order to achieve a bulletproof rear. You will find specific recommended parts to use from Speedway Motors.

Jared demonstrates how to install a Sweet Manufacturing collapsible steering column in his 3rd gen Camaro. The collapsible portion not only makes the column safer in a crash but also gives you the length adjustment.

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

A brief overview of the steps Speedway Motors takes to ensure you get a quality differential.

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

Learn about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.

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!