Chevy Mercury 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, John answers a customer question about the Speedway 12 Circuit Wiring Harness.

Speedway Motors just added some exciting new options to our line of racing harnesses.

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

Josh takes the plunge into making some patch panels for his 50 Chevy pickup truck. See how he begins the installation process to get the truck back on the road.

Follow along as we install a Pete Jackson Noisy Gear Drive on a Chevy 454. Learn about the installation process from Speedway Motors Street Tech Kevin.