Edelbrock part #3577 Regulator Fitting is a -6 AN fuel inlet fitting is for use with fuel mounted regulators that come included with all Pro-Flo EFI systems. The fitting will screw directly onto the fuel rail mounted fuel regulator and provide you with a -6 AN male nipple to connect your return fuel line to. This is the easiest and cleanest way to connect a return fuel line to your Edelbrock pro-Flo EFI system's fuel regulator.
For Pro-Flo 2, Pro-Flo XT, Pro-Flo 3, And Pro-Flo 4 Systems
End 2 Type
End 1 Type
End 2 Gender
End 1 Gender
Available to Order
Hazardous Materials Warning
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Proper installation is the responsibility of the installer. Improper installation will void your warranty and may result in poor performance and engine or vehicle damage.