Gauge Wiring and Sensors

Testing a 2 or 3 wire speed sensor sounds difficult, but these videos show that it actually is quite easy!

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

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.

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

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.

Here are some handy tips for finding the right fuel level gauge and sending unit for your classic car or truck.

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.

Before we flog the poor 307 on the dyno, or conduct any kind of serious road test with the car we need to install some basic gauges to keep tabs on what is going on under the hood.

Troubleshooting a fuel gauge can be a seriously aggravating issue. Click here for a video showing some hints and tips!