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

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

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 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

Derek kicks off his 55 Chevy rebuild with a fresh small block.

55 Chevy Engine Build

Not only is Greg Turner's '56 a great driver, it's full of great family memories. Built in the home garage by Greg and his sons, this clean Chevy has covered a lot of miles.

Greg's '56 Chevy

Chevy LS engines get Engine Code as Top Category

Engine Family Facets

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G-Body GM LMF 4L65E Parts

G-Body GM LMF 4L65E Parts | Speedway Motors

Shop G-Body GM LMF 4L65E Parts and get Free Shipping on orders over $175 at Speedway Motors, the Racing and Rodding Specialists. G-Body GM LMF 4L65E Parts in-stock with same-day shipping.

G-Body GM LMF 4L65E Parts

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Universal GM Transmission Crossmembers with Adjustable Mount Kit

TorqLink™ 73-87 C10 Square Body Transmission Crossmember