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 what are the best stock LS heads that will interchange to use on your budget 4.8, 5.3, 6.0, or 6.2 LS engine build

Best LS Heads for 6.0/5.3/4.8 | Cathedral Port Heads vs Rectangular

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

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 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

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

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

Knowing popular engine dimensions and weights are critical to a successful engine swap in your project vehicle

Engines That Fit My Car: Dimensions for Common Engine Swaps

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

Chevy LS engines get Engine Code as Top Category

Engine Family Facets

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

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

Ford Modern Muscle Exterior Light Bulb Sockets Gm Chevy Gen 4 V8 Ls 5 3 Ls4

Ford Modern Muscle Fuel Pump Relay Connectors Gm Chevy Gen 4 V8 Ls 5 3 Ls4

Ford Modern Muscle Air Bag Connectors Gm Chevy Gen 4 V8 Ls 5 3 Ls4

Ford Modern Muscle Weather Pack Series Connectors Gm Chevy Gen 4 V8 Ls 5 3 Ls4

Ford Modern Muscle Terminal Assortments Gm Chevy Gen 4 V8 Ls 5 3 Ls4

Ford Modern Muscle Electrical Pin Connectors Gm Chevy Gen 4 V8 Ls 5 3 Ls4

Ford Modern Muscle Fuel Injector Connectors Gm Chevy Gen 4 V8 Ls 5 3 Ls4

Ford Modern Muscle Electrical Clamps Gm Chevy Gen 4 V8 Ls 5 3 Ls4

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Ford GM LS4 Modern Muscle OBD2 Ports

Ford GM LS4 Modern Muscle OBD2 Ports | Speedway Motors

Shop Ford GM LS4 Modern Muscle OBD2 Ports and get Free Shipping on orders over $199 at Speedway Motors.

Ford GM LS4 Modern Muscle OBD2 Ports

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ICT Billet WP0BD30 GM LS OBD2 Dash Diagnostic Port 4-Wire Pigtail

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