Earls Racing Gauges and Instrumentation Parts

How do we love old cars? Let us count the ways. Actually, that's what we're going to do here. Check out our decade by decade guide to some cars and details that we're head over heels for.

Need better tire traction on the track? Read our guide on increasing traction with grooving, siping, and needling to ensure your racing tires have great grip.

We talked to a few of our in-house race experts about ways to make this racing season your best one yet!

Estimate horsepower, trap speed, and ET with our drag performance calculator. Use it as a 1/4 mile time estimator or 1/8 mile ET to mph calculator.

This guide contains charts for multiple racing helmet brands to get the right fit. Learn how to properly measure your head to get the perfect helmet size.

Here are some things to think about when purchasing a quality tire pressure gauge.

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

The Speedway Motors Tech Team created a quick how-to on squaring the front axle of your open wheel race car.

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.

Need a little help figuring out which race harness will suit you best? Click here for some things to keep in mind!