1966 Chevy K10 Wiring Harness and Components

How to plan and execute a LS swap into any 1973-1987 Chevy/GMC K10 pickup truck.

In this Tech Tip, John answers a customer question about the Speedway 12 Circuit Wiring Harness.

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.

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.

Whether you are looking to change the look of your truck, get rid of your tired rusty springs, or upgrade the ride quality of your truck, Speedway Motors has you covered with stock height and lowered spring options.

Learn how to equip your car with A/C by installing the Vintage Air GenIV SureFit Complete Kit. Jeff installs this kit in his 1967 Chevelle while making some vent modifications to enhance the look and direct air better.

To keep this project moving forward, Jeff installs a gear reduction mini starter on his big block. See how to apply the mini starter on 153 or 168 tooth flexplates.

Learn about the G Force crossmember and how the symmetrical product design makes for a smooth installation on Jeff's 1967 Chevelle.

From a mild leveling to slammed and “in the weeds” there are several options to lowering a C10. We discuss the options in our ’67-’72 C10 lowering guide.

This article highlights the finishing touches of the front suspension in Jeff's Chevelle. Learn some tips on how to install the steering arms, center link and tie rod assembly.