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

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

Small Block and Big Block Chevy Engine Flexplate 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

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

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

Historic Chevy Performance Engines

Project Chevelle gets new wheels and tires, and a massive personality change! Watch as we add a huge dose of visual horsepower to the old Chevelle.

Project Chevelle Episode 3: Wheels and Tires

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

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

Replacing a G-Body 7.5" Bolt Rear End

Tim talks about truck brake, spindles, and instrument options.

Speedway Tech Talk - '63 -'70 Chevy Pickup Brake, Spindle and Instrument Upgrades

Chevy LS engines get Engine Code as Top Category

Engine Family Facets

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Pavement Late Model GM LS1 Spark Plugs & Components

Pavement Late Model GM LS1 Spark Plugs & Components | Speedway Motors

Shop Pavement Late Model GM LS1 Spark Plugs & Components and get Free Shipping on orders over $175 at Speedway Motors.

NGK N4177 TR6 Spark Plug 602/604 Crate Engine LS1/LS Trk Set of 8

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Tapered Spark Plug Seat Style, 0.69" Spark Plug Reach

Moroso Ultra 40 Custom Fit LS Plug Wire Set, Blue Wire

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Pavement Late Model GM LS1 Spark Plugs & Components

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NGK N4177 TR6 Spark Plug 602/604 Crate Engine LS1/LS Trk Set of 8

Moroso Ultra 40 Custom Fit LS Plug Wire Set, Blue Wire