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

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.

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How to plan and execute a LS swap into any 1973-1987 Chevy/GMC K10 pickup truck.

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Looking to update that '67-'72 C10 truck with an LS swap? These motors mounts and transmission crossmember kit will make that modern powerplant and transmission fit like they came that way from the factory!

C10 LS Swaps Made Easy with Motor Mount and Transmission Crossmember Kits

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

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

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

Historic Chevy Performance Engines

Chevy LS engines get Engine Code as Top Category

Engine Family Facets

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Corvette C7 GM LS6 Automatic Transmissions

Corvette C7 GM LS6 Automatic Transmissions | Speedway Motors

Shop Corvette C7 GM LS6 Automatic Transmissions and get Free Shipping on orders over $175 at Speedway Motors.

Chevrolet Performance 19366637 Supermatic 6L80-E, 2400 Stall

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Chevrolet Performance 19417102 Supermatic 6L80-E, 3000 Stall

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Chevrolet Performance 19366637 Supermatic 6L80-E, 2400 Stall

Chevrolet Performance 19417102 Supermatic 6L80-E, 3000 Stall