GPL Washable Re-Useable Air Filter For Bing 54

Overview Air Filter?Oil Impregnated, Pleated, Washable, Polyester Air Filter Can be washed and re-oiled for years. Traps dirt and other foreign particles to keep engine clean. Fits Bing 54 Carburetor. GPL Part # 3920 For Bing 54 2-1/16" flange, OD of filter is 3-1/2" and it is 4" long