GM A-Body 4L80E Frame

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

How to plan and execute a LS swap into any 1973-1987 Chevy/GMC K10 pickup truck.

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 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.

Alanna C. talks about the process of painting a fiberglass T-Bucket body.

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

In this Tech Tip, John responds to a customer question about the rod end angle on his Model A 4-Bar Suspension Kit.

In this episode of our C10 build series, we swap cams in a junkyard 5.3 and make surprisingly big power.