MG MGA 4L80E Driveline and Axles

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

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.

We will show you the differences among traditional I-beam and tube axles and suspension designs used on hot rods; the differences between cross and traditional steering, measuring for springs, what spindles to choose, and much more.

Our hot rod expert takes you through his ford I beam axle setup. Follow as he sets up the front end on his split wishbone front suspension Model A.

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

How to Identify Your Rear Axle

In this tech article, we show you how to measure the working angles on your drive shaft to ensure long life out of your U-joints.

In this Tech Tip, John answers a customer question about finding the right axle length for his 1931 Model A.

In this Tech Tip, John responds to a customer request for our thoughts on an axle kit for his project.

Click to learn about split wishbone, hairpin radius rod, and four bar suspensions. Learn the history and difference between these solid axle suspension designs.