Part of a speed shop liquidation.  This item is intact with some components for installation.  This item is for use in a standard billet aluminum fuel rail assembly with attachment of various fittings.  Others if this kind were used with the male flare end connectors. 

Mostly all items from this shops liquidation inventory were for use on Chevrolet application parts.  

The item measures 3" x 1 1/2" x 1 1-2".  

Please inquire with any questions.