We show you how to work with late-model quick-disconnect fuel lines with help from Aeromotive, Classic Tube, Edelbrock and TechAFX!

Because of the EFI system's higher pressure, we connected the Holley fuel pump module's hard line to the chassis fuel line with Earl's EFI-ready Vapor Guard hose and hose clamps.

Now let’s get back to the C4 with the stuck fuel filter. If none of these tricks worked, you may need to remove the fuel lines to gain better access to the top stuck fitting.