Seal the system with this genuine OEM carburetor gasket, part number 751P11567B, made for select Craftsman, Huskee, MasterCut, MTD, Troy-Bilt, Yard Machines, Yard-Man, or Cub Cadet Lawn Mower, Small Engine, Snowblower, Tiller, Leaf Blower, Log Splitter, or Wood Chipper carburetors.