GM B-Body Shift Indicators

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

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

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

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

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

How proportioning valves work, fixed vs adjustable valves explained, and how to reset a prop valve.

Learn how to install a side detent shifter in a 1969 Chevy C10.

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.

This article explains how to install a chrome column shifter into the steering column itself. We will help you determine the length of steering column needed along with all the parts required to get the job done.

An overview on swapping turbo mufflers for chamber mufflers on a 1969 C/10 pickup. See how to extend the muffler length using exhaust pipe.