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

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

Building GM’s LQ4 6.0L Gen 3 LS engine for various power levels is easy with the right performance parts recipe.

LQ4 Engine Build Upgrades | Recipes for 500HP - 1,000HP

Making great horsepower on a budget is the LS engine family’s claim to fame, but just like any other engine, the more power you ask of it the more you’ll need to spend.

6.0 LS Build Combinations: Recipes for 500-1,000 HP

Who gets your pick as the best manufacturer from the golden age of the muscle car wars?

Pick a Side: Who Made the Best Muscle Car?

I'm sorry to have to tell you this, but the '64 GTO was not the first muscle car.

What Was the First Muscle Car?

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 how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

Transmission Replacement on a 55 Chevy

This old sedan was untouchable in the early 60's.

The Speedway Motors 4x Sedan

Drag racing changed a lot in the 60's, and Dick Landy was right in the middle of it all. This 64 Dodge was the first factory built 426 Hemi car to win a sanctioned drag race. How cool is that?

Dick Landy's 64 Dodge 

Chevy LS engines get Engine Code as Top Category

Engine Family Facets

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LSX 4L65E Muscle & Classic Car Parts

LSX 4L65E Muscle & Classic Car Parts | Speedway Motors

Shop LSX 4L65E Muscle & Classic Car Parts and get Free Shipping on orders over $175 at Speedway Motors.

LSX 4L65E Muscle & Classic Car Parts

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TorqLink™ 73-87 C10 Square Body Transmission Crossmember

Universal GM Transmission Crossmembers with Adjustable Mount Kit

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