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

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

GM Gen V Engine Guide | LT & EcoTec3 Engine Specs Guide

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

Chevy LS engines get Engine Code as Top Category

Engine Family Facets

707063f6-5cf0-44d1-8e1f-49059e48addf

3fe4cfeb-d42e-4b60-a312-2940d324f962

Buick Chevy LS V8 Gen 4 5.3 2004R Frame

Buick Chevy LS V8 Gen 4 5.3 2004R Frame | Speedway Motors

Shop Buick Chevy LS V8 Gen 4 5.3 2004R Frame and get Free Shipping on orders over $175 at Speedway Motors.

Buick Chevy LS V8 Gen 4 5.3 2004R Frame

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Universal GM Transmission Crossmembers with Adjustable Mount Kit