Chevy C20 Suburban Transmission 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.

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

Unbox our most popular wiring harness with Tim.

This Chevelle project gets rewired with a Speedway Motors 22 Circuit wiring kit. Follow along as Jeff guides you through this application, starting with a good mounting location for the fuse box. Learn more on continuity, grounding and relays.

Looking to update that '67-'72 C10 truck with an LS swap? These motors mounts and transmission crossmember kit will make that modern powerplant and transmission fit like they came that way from the factory!

Read how to wire a lightning sprint engine. This detailed account of how to successfully wire an engine will ensure a smooth installation.

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.

Looking for a driveshaft for your 67-72 C10? Our custom-length driveshaft kits make it a breeze to get the perfect 67-72 C10 driveshaft length. Follow along as we show how to measure and install a C10 one piece driveshaft.

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

Read how to install rear drop spring to lower a 1969 C10 pickup. Follow these steps for a smooth installation.