Carburetor Carb Fits TECUMSEH Engine HSK40 HSK50 HSSK40 HSSK50 HSSK55 HS50 LH195SA LH195SP 632107 632107A 640084 640084A 640084B Aftermarket replacement non-original carburetor. Fits TECUMSEH engines: HSK40, HSK50, HSSK40, HSSK50, HSSK55, HS50, LH195SA & LH195SP. Replaces TECUMSEH OEM parts: 632107, 632107A, 640084, 640084A & 640084B.