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

Testing 2 and 3 Wire Speed Sensors

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

How to Identify GM Transmissions | 700R4, TH350, 4L60, TH400, 4L80e, Powerglide, & More

Learn how to install a side detent shifter in a 1969 Chevy C10.

How to Install Side Detent Shifter for GM TH200, TH250, TH350, and TH400

The classic 350 small-block Chevy is beloved for its simplicity and strength. And yes, you can turbocharge it to unlock modern levels of horsepower. Turbocharging a SBC 350 can transform your vintage V8 into a streetable, tire-shredding monster..

How to Turbo Your SBC 350 | Turbo Size, Build Guide, Parts List

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

How to Select the Correct Fuel Gauge and Sending Unit

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.

Installing a Speedway Motors 22 Circuit Wiring Kit

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

Tachometer Wiring (Digital)

Learn how to replace a fuel sending unit. Our fuel gauge sending unit guide and installation video covers all you need to match your fuel sender and gauge.

Replacing Fuel Sending Unit

Electrical wiring is one of those tasks that enthusiasts dread tackling on their own. We're here to tell you that wiring your project vehicle is something you can do with a little help from your friends at Speedway Motors!

The Best Wiring Solution for Your Hot Rod or Muscle Car Project

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.

How-to Wire a Gauge Panel

Engine Family Facets

707063f6-5cf0-44d1-8e1f-49059e48addf

3fe4cfeb-d42e-4b60-a312-2940d324f962

77-84 GM C-Body TH350 Speedometer Wiring and Senders

77-84 GM C-Body TH350 Speedometer Wiring and Senders | Speedway Motors

Shop 77-84 GM C-Body TH350 Speedometer Wiring and Senders and get Free Shipping on orders over $199 at Speedway Motors.

77-84 GM C-Body TH350 Speedometer Wiring and Senders

Brand

Discounts

Price

Customer Rating

Products

Lokar SP-1502U108 U-Cut-to-Fit Ford Speedometer Cable Kit, 108 In

Classic Instruments SN74Z Speed Signal Module