The Edelbrock Quadra jet and Thermo-Quad Adapter Kit includes fuel filter and rubber fuel lines with clamps. The Edelbrock adapter allows proper installation of carburetor to manifold. All parts needed to install the Edelbrock square-bore carburetors to stock Quadra jet and Thermo-Quad manifolds are included. It is designed to replace the original equipment unit. It allows the use of almost any carburetor on almost any intake, saving the hassle and expense of purchasing all new components when changing carburetors or intakes.