Fuel your system with this replacement fuel tank, part number 36863, designed for select Craftsman, Tecumseh, Cub Cadet, or Simplicity Lawn Mower, Small Engine, Snowblower, or Tiller.
The fuel tank might be cracked or have a small leak. Inspect the fuel tank for leaks. If there is a leak, replace the fuel tank—do not attempt to repair it.