Classic Instruments Street Electrical, Lighting and Wiring Parts

Learn the importance of proper electrical grounding and how it affects not only starting, but accessories and lighting as well.

Learn how to wire dual electric radiator fans. Use our dual fan wiring diagram and guide to make sure you properly wire your fans to your thermostat.

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.

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

Modern hot rodding often blends classic looks with modern tech. Integrating current tech in custom cars can face issues like radio noise and erratic gauges due to EMI. This guide helps diagnose and repair common EMI causes.

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.

Learn how to install and wire a digital tachometer. Speedway Motors covers the entire process with our installation of the Acewell 1100 Digital Tachometer.

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.

Wiring a car may seem like a daunting process, but Jess explains the steps to successfully wire the ignition switch, headlight switch, and the dash gauges.