The most reasonably priced component used on the Sfx50mm 1999 (x) Italy Carburetor is the Screw-wash.,4x8.
Some items from this specific schematic: Set Plate, Needle Set,jet, O-ring,1.3x4.3, Set Plate.
This Carburetor Assy is the most expensive of the items that make up this Carburetor assembly.
