Mercury Zephyr Electrical, Lighting and Wiring Parts

Are you a collector of automotive signs? This is a DIY project where you will learn how to convert a hardwired sign to a plug in. Jess M. explains each step to get the job done!

Check out this headlight wiring and taillight wiring diagram.

Read how to wire a lightning sprint engine. This detailed account of how to successfully wire an engine will ensure a smooth installation.

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.

Are your gauges reading erratically or does your car run out of power at high rpm? It may be the cause of a bad ground. Speedway Motors can show you how to diagnose and fix the problem in no time at all!

Speedway Motors employee Jess M. talks about the custom battery tray and cables she built for her '33 Ford.

Learn how to install 1970-73 RS Camaro reproduction parking lamps and how to overcome some obstacles during the installation.

Protect yourself and your investment from a fire with a Cold Fire Super Systems fire suppression system. Click here for a video on how easy it is to install.

This article explains how to install a chrome column shifter into the steering column itself. We will help you determine the length of steering column needed along with all the parts required to get the job done.

Learn about 'Speedy' Bill's passion for pedal cars and how that has been passed down through generations in the Smith family. Jess also explains the step by step process to assemble Speedway's Murray Comet style pedal car.