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

All you need to know about racing a 602 GM crate engine and the necessary parts to make a race ready engine.

Racing a 602 GM Crate Engine

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

Engine Cylinder Numbers

Engine Family Facets

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

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

GMT330 GM S-Series Ford Inline 6 Thriftpower Six 144 Engine Parts

GMT330 GM S-Series Ford Inline 6 Thriftpower Six 144 Engine Parts | Speedway Motors

Shop GMT330 GM S-Series Ford Inline 6 Thriftpower Six 144 Engine Parts and get Free Shipping on orders over $175 at Speedway Motors.

Mr Gasket Magnetic 15 1/2"-20 Oil Pan Plug

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Mr Gasket Magnetic 15 1/2"-20 Oil Pan Plug