GM B-Body Automatic Transmissions

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter buyer’s guide

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

A real-world guide to 4L60 transmission specs, strength, and swap tips.

Need a little help Identifying GM Body Styles 1964-1972? Click Here!

Learn more about GM steering column identification, GM steering column lengths, and GM steering column compatibility.

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 how to replace a fuel sending unit. Our fuel gauge sending unit guide and installation video covers all you need to match your fuel sender and gauge.

Exlpoded View of the Bert 1300 Late Model Racing Transmission

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!