FIT FOR Hus-qvarna: 7021P HU700F Lawn Mower with Honda GCV160LA0 Auto Choke Engines FIT FOR Troy-Bilt: TB240 TB130 130XP Lawn Mower with Honda GCV160LA0 Auto Choke Engines FIT FOR Crafts-man: M250 Lawn Mower with Honda GCV160LA0 Auto Choke Engines Carburetor oil leakage solutions 1 Check whether the seal ring is aging or damaged 2 Due to oil blockage or carbon buildup caused by oil leakage, with special cleaning agent for cleaning 3 Observe whether the float has obvious damage or deformation 4 Adjust the position of the oil needle 5 Check whether there is oil leakage in the oil tank