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

The 4.8 LS engine is a salvage yard bargain vs the typical 5.3 or 6.0 LS and can still make great power for your LS swap needs.

Vortec 4.8 LS Build: Horsepower Recipes, Specs, & Upgrades

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

Learn how to identfy motors for your LS Swap. In this guide we cover generation 4 small block engines and some of the cheaper options for more power.

Gen 4 LS Engines - Junkyard LS Swap Identification Guide: Part 2

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

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

GM 12-Bolt Rear End Identification & Upgrade Guide

The LS swap is no doubt still going strong, but if you’re planning to run an automatic behind your 4.8, 5.3, or 6.0L LS-powered ride, you’ll need to pay attention to a few items we discuss in this buyer’s guide.

LS Engine Flexplate Fitment 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 more about GM steering column identification, GM steering column lengths, and GM steering column compatibility.

GM Steering Column Compatibility, Interchange & Repair Guide

Chevy LS engines get Engine Code as Top Category

Engine Family Facets

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4th Gen GM F-Body Gen 3 LS Swap Technical Books

4th Gen GM F-Body Gen 3 LS Swap Technical Books | Speedway Motors

Shop 4th Gen GM F-Body Gen 3 LS Swap Technical Books and get Free Shipping on orders over $175 at Speedway Motors.

4th Gen GM F-Body Gen 3 LS Swap Technical Books

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Car Tech SA509 How To Swap LS/LT Engines Into GM Trucks 60-98