very durable Carburetor/Carb Engine Replacement Upgrade Assembly Fit For TECUMSEH 632107A HSK50 HSSK50 Specs: Replaces the old 632107A style carburetor with the adjustment screw.The new style went to part number 640084B and now has no adjustment screw. replacement carburetor/carb. Package included:1 X Carburetor Kit Material:Zinc alloy Replaces (OEM): TECUMSEH 632107 / 632107A / 640084B Fits Models: TECUMSEH HSK40, HSK50, HSSK40, HSSK50, HS50, LH195SA