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

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 about performing an LS Swap in a 1972 Chevelle in this tech article. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0.

LS Swap Chevelle 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

This dual exhaust size chart will help you choose the correct size exhaust pipe for your horsepower range.

What Size of Exhaust Pipe Do I Need?

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Replacing GM Rear End Spherical Bushings

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

Historic Chevy Performance Engines

Chevy LS engines get Engine Code as Top Category

Engine Family Facets

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

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Oldsmobile Omega Exhaust Tailpipe Tips Gm Chevy Gen 4 V8 Ls 6 2 Ls9

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Oldsmobile Omega GM LS9 Exhaust H-Pipes

Oldsmobile Omega GM LS9 Exhaust H-Pipes | Speedway Motors

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Oldsmobile Omega GM LS9 Exhaust H-Pipes

Oldsmobile Omega GM LS9 Exhaust H-Pipes

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