1985 Chevy C15 Headlight Wiring 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.

Check out this headlight wiring and taillight wiring diagram.

In this Tech Tip, a returning customer asks for advice on wiring harnesses for his ’29 Ford roadster project.

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

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

Learn how Derek Turner's '55 Chevy gets completely overhauled with brand new chassis and suspension components along with a new fuel system and wiring.

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.

This video is a step-by-step guide on how to properly install a wrap-around 5 point harness seat belt. Joe and Kyle also talk about the benefits of the Speedway Motors 5 point harness seat belt combo.

Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.