Adapter Kit - 534-211 carburetor-parts Black Anodized Billet Dual Port

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Adapter Kit - 534-211 carburetor-parts Black Anodized Billet Dual PortOverview: Required when directly connecting Holley fuel rails to GM factory fuel line quick connect. Includes (1) 3 4 16 O ring port plug and (1) 6 to GM quick connect adapter. Features: Application: Year Make Model Submodel Engine Size Universal Specs: Brand Holley EFI Color Black Emission Code 5 Hose Size 6 AN Material Aluminum Product Type Fuel Line Adapter Tube Size 3 8"