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

In this Tech Tip, John answers a customer question about the Speedway 12 Circuit Wiring Harness.

Speedway Economy 12 Circuit Wiring Harness

A guide on how to install a universal wiring harness in a car. Read tips on properly wiring taillights, headlights, gauges, ignition switch, steering column and more.

Universal Wiring Harness Instructions - Installation

Jarry and Ryan Givens are father and son, and this pair of Novas proves the apple doesn't fall far from the tree!

70 and 71 Chevy Novas

In this Tech Tip, John gets to answer a favorite question of ours, what engine should I get?

65 Nova Engine Suggestions

Follow along as Jeff installs an early 700R4 transmission for the big block in his 1967 Chevelle. See how this unit is upgraded and converted to a later 30 spline style.

Upgrading a 700R4 Transmission - 1967 Chevelle

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

Watch our Steering Column Wiring Guide video for useful tips on wiring your new steering column for your vehicle. Ididit takes you through the wiring process.

Steering Column Wiring Guide

Learn the installation process of a drive shaft loop kit in a 1967 Chevelle. NHRA requires a driveshaft loop if you're going to run slicks on the drag strip!

How to Install a Drive Shaft Loop - 1967 Chevelle

Engine Family Facets

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Chevy Nova 4L70e Transmission Wiring Harnesses

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Chevy Nova 4L70E Engine Wiring Harnesses

Chevy Nova 4L70E Engine Wiring Harnesses | Speedway Motors

Shop Chevy Nova 4L70E Engine Wiring Harnesses and get Free Shipping on orders over $175 at Speedway Motors.

Chevy Nova 4L70E Engine Wiring Harnesses

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PSI Conversion HAR-4L80-1 Adaptor, 13 Pin 4L60-75E to 4L80E

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