Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

Transmission Interchange List Chevy, Ford, Mopar V8 Compatibility

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Gen III/IV LS Engine ID Guide

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

How to Identify GM Transmissions | 700R4, TH350, 4L60, TH400, 4L80e, Powerglide, & More

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.

LS Swap Guide: GM 3 Speed / 4 Speed Parts List

This new steel bellhousing from Speedway Motors is made for everyone who wants to run three pedals without spending a fortune or relying on a crusty original.

Speedway Chevy Engine to Chevy Transmission Steel Bellhousing

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Historic Chevy Performance Engines

Mike's Cyclone was a rare bird when it left the factory, and it's led an amazing life since then! Mike's goal is to go 200 at Bonneville in a car that has done Hot Rod Power Tour and has logged a ton of street miles...

Built With Speedway Motors: Mike's 1969 Mercury Cyclone Spoiler II

For those of us afflicted with the car bug, one of the greatest things we can hope for is a spouse or significant other that gets it and supports our obsession.

Built With Speedway Motors: Dennis' 1940 Chevy Truck

Pat talks about some of the LS engine mounts Speedway Motors has to offer.

Speedway Tech Talk - LS Engine Mounts

This little Nova is loaded with G-Comp suspension, big tires, and a nasty LS engine. It's a mean autocross machine, even if it seems like an unlikely candidate.

The Speedway Motors G-Comp Nova

Chevy LS engines get Engine Code as Top Category

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Speedway Motors Mercury GM LY5 4L80E Modern Muscle Parts

Speedway Motors Mercury GM LY5 4L80E Modern Muscle Parts | Speedway Motors

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Speedway Motors Mercury GM LY5 4L80E Modern Muscle Parts

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Universal GM Transmission Crossmembers with Adjustable Mount Kit

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