Fuelab Diaphragm and O-Ring Kit for 555xx Series Regulators (Universal; Some Adaptation May Be Required)
Item EK-66-912498
Eckler's no longer carries the Fuelab Diaphragm and O-Ring Kit for 555xx Series Regulators (Universal; Some Adaptation May Be Required).
Please check out 1955-1957 Ford Thunderbird Enginefor an updated selection.