Fuel Level Control Units

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.

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..

Considering boosting your LS engine? Find out what's best for your build, turbocharging or supercharging!

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!

Upgrading to electronic ignition is a huge improvement in performance, reliability, and lower maintenance that you can add to just about any engine your project may be running. Learn all about your electronic ignition choices in this buyer's guide.

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

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.

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

A quick review of the Performance Tool W41036 Deluxe Engine Leveler available at Speedway Motors.

The 4.8 LS engine is a salvage yard bargain vs the typical 5.3 or 6.0 LS and can still make great power for your LS swap needs.