The Edelbrock 1477 rebuild kit is a complete kit that is needed to rebuild any Edelbrock square-bore carburetor. This kit includes a base gasket (set of 2 gaskets can be found under part number 3899), and 2 needle & seat assemblies part number 1466. Other components include 2 metering rod retainer springs, 3 small pin springs, a choke piston housing seal, housing filter, 3 housing retainers and a housing gasket, as well as a strainer, fuel inlet fitting gasket, airhorn gasket, pump plunger cup and spring, 4 venturi cluster gaskets, a pump jet housing gasket and pump discharge weight and ball. This kit also includes an air cleaner gasket and scale to measure float setting.