HIPA 753-06190 Carburetor with Primer Bulb for MTD Craftsman Bolens Murray Cub Cadet String Trimmer Weed Wacker # WT-973 Replacement manufacturer part number: 753-06190, WT-973 For MTD Craftsman Bolens Murray Cub Cadet String Trimmer / weedeater Package include: 1 x carburetor, 2 x primer bulb