Professional Products Carburetor Extension Fitting for Demon features carburetor extension fittings threaded into Holley carburetors with 7/8-20 inlets and allows the connection to a -8 fuel inlet line. The application: it fits any BG or Demon carburetor with 9/16 inch-24 inch inlet thread. The overall length is 3.25 inches. The quantity is 2 per package.
-8 inlet size