GM LMF Fuel Pumps, Regulators, Sending Units

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

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!

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

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.

Some key considerations for designing your own fuel system. We cover fuel pressure and volume, fuel pressure regulators and fuel lines.

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

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

Check here for a few simple images to help identify your Chevy water pump.