Replacement Quadrajet inlet fitting fits all 1"-20 thread castings. Inlet fitting comes complete with sealing gasket. 5/8"-18 threads accept 3/8" fuel line tubing.
Fits Rochester Quadrajet carburetors with 1" inlets and 3/8" steel gas line, uses long fuel filter.
Replacement gaskets available:
1" inlet fittings are found on all 1972 and later automobile and truck Quadrajet carburetors.
1" diameter inlet carburetors can be identified by the location of the inlet gasket, it will be located at the very forward edge of the inlet fitting. After installation of the 1" inlet fitting on the carburetor, the inlet gasket is not visible.