Holley Buick Fuel Pumps, Regulators, Sending Units

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.

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.

Troubleshooting a fuel gauge can be a seriously aggravating issue. Click here for a video showing some hints and tips!

Learn how to install our new Deluxe LS Swap Fuel Filter/Regulator in five minutes for a cleaner look and fewer potential leak points!