AC Street Butt Connectors

Wiring of your race car or hot rod can be completed at home with these helpful automotive 12 V wiring tips.

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

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!

Fuel injection is here to stay and we delve into the benefits of such retrofit systems for your classic muscle car or street rod in our EFI retrofit buyer's guide!

Choosing the right suspension products when building your street rod or custom car. A step by step on how to determine which parts are needed for installation, how to calculate the spring rate and other helpful tips along the way.

Learn the importance of maintaining the right pressure in your tires for longer wear, enhanced handling and to get better fuel economy.

In preparation to transplant a 430hp 383 stroker into Project Chevelle, Zach R. made up a set of plug wires for the car. To keep it nice and tidy they needed to be routed just right, be the perfect length and not distract from the engine!

Use our Brake System diagram to help with your street rod brake system project. We also diagram both single flare and inverted double flare fittings for you.

Learn the proper steps in upgrading your air cleaner assembly to ensure clean air, allowing your engine to more easily make the power that it should.

In this Tech Tip, John offers up a couple solutions to a customer on the hunt for a coil over kit for his 2-door Model A.