Chevy Monza 4L85E Shifters and Control Modules

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

Follow along as our Tech installs dropped spindels and performs a disc brake conversion on his '55 Sedan. He utilizes a metric brake conversion kit.

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

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

In this Tech Tip, John answers a customer question about what would be needed to swap some additional power in place of his anemic 233c.i. Ford.

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.

Speedway Motors employee Jess M. walks us through adding a little salt flat flair to her 1933 Ford coupe, by using moon discs and quarter turn fasteners.

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.