Hilitchi New Carburetor for Tecumseh Carburetors: 640152 640152a 640023 640051 640140 Fits Hm80 Hm100 with 90 Degree Fuel Fitting Replaces Tecumseh Carburetor 640152 640152A 640023, 640051, 640140 Used on Tecumseh engines model HM80, HM100