International Electrical, Lighting and Wiring Parts

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.

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.

Why convert to an LED-style headlight or taillight system? Click here to find out how to do it the easy way!

Crimping or soldering automotive wiring are both viable options, but in some cases, it is preferable to do one vs the other

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

Check out this headlight wiring and taillight wiring diagram.

This project consists of using welding cable to relocate a battery to the trunk of a 1967 Chevelle. Learn the benefits of using welding cable over normal battery cable and how line clamps are used to secure the wire to the frame rail.

Learn about the wiring of GM HEI Ignition Distributors with our diagrams and guide. Ensure you are getting the best performance out of your ignition system.