Holley Muscle & Classic Car Fuel Pumps, Regulators, Sending Units

Learn how to best choose between an electric or mechanical fuel pump for your project vehicle. We help you you understand the differences in order to properly design a performance fuel system with our buyer's guide.

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.

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!

Learn how to install a bypass and deadhead style fuel pressure regulator. We cover how these regulators work with a carburetor and advantages of each style.

Now that Project Chevelle is making some real power, it's time to give it a little more fuel. Follow along as we install a new tank and pump from Tanks Inc.

There are a lot of options to plumb your dual feed Holley carburetor. We feel this one is a great solution.

A detailed explanation of how Speedway Motors small block fuel pump works and a guide for how to replace and install the mounting gasket.

In this Tech Tip, John offers up a couple solutions to a customer wanting the best electric option to fuel his project.

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build