Tuff Stuff Truck Electrical, Lighting and Wiring Parts

Learn how to hook up a 1-wire alternator on your vehicle. 1-wire alternators are perfect for engine swaps or just keeping things simple for your project.

Check out this headlight wiring and taillight wiring diagram.

Little is thought of your engine’s starter until it refuses to turn your engine over at the worst possible moment. Today’s powerful mini starters can crank the biggest engines with ease. Learn how in our buyer’s guide.

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

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!

Having the tools you need and your equipment where you need it make building, maintenance and repair of your car easier. We show you some tool and accessories to help you get the work done quickly.

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

In this Tech Tip, John answers a customer concerns about adding additional drop to his 1960-1972 Chevy truck.