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

Speedway Economy 12 Circuit Wiring Harness

Small block Chevy V8 or the modern LS V8? Which one comes out on top as the best engine to swap into your ride?

SBC vs LS Showdown | Dimensions for Swaps, Weight, HP, Specs

Unbox our most popular wiring harness with Tim.

Speedway Tech Talk - Unboxing Wiring Harness Kits

Wiring of your race car or hot rod can be completed at home with these helpful automotive 12 V wiring tips.

How to Wire a Race Car | DIY Wiring Harness 101

Learn about performing an LS Swap in a 1972 Chevelle in this tech article. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0.

LS Swap Chevelle Guide

This new steel bellhousing from Speedway Motors is made for everyone who wants to run three pedals without spending a fortune or relying on a crusty original.

Speedway Chevy Engine to Chevy Transmission Steel Bellhousing

Pat shows off how easy wiring your LS can be with our LS wiring kit.

Speedway Tech Talk - LS Wired!

This Chevelle project gets rewired with a Speedway Motors 22 Circuit wiring kit.  Follow along as Jeff guides you through this application, starting with a good mounting location for the fuse box. Learn more on continuity, grounding and relays.

Installing a Speedway Motors 22 Circuit Wiring Kit

Speedway Motors just added some exciting new options to our line of racing harnesses.

New Racing Safety Products from Speedway Motors: Harnesses

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

Engine Family Facets

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LT Chevy Speedway Engine Wiring Harnesses

LT Chevy Speedway Engine Wiring Harnesses | Speedway Motors

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

LT Chevy Speedway Engine Wiring Harnesses

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GM LT L86/L83 Engine And Transmission Wiring Harness

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