Replacement carburetor designed for snow blower engines compatible with model 632370A and HM100159037D. Provides reliable fuel delivery and restores engine performance when the original carburetor is worn, clogged, or failing. Key benefits Restores starting and idle behavior by renewing precise fuel and air metering. Directfit replacement that matches original mounting and linkage, reducing installation time. Improves throttle response and steadier engine operation for coldweather use. Function and performance Regulates fuel and air mixture for combustion, supporting smooth idle and consistent power under load. Built to meet original equipment fit and function for dependable operation in snow removal applications. Designed to deliver repeatable performance after installation when paired with proper tuning and maintenance. Compatibility and fit Compatible with model 632370A and HM100159037D snow blower engines. Intended as a direct replacement for the specified carburetor model and engine codes. Confirm engine model before to ensure correct fit. Installation and maintenance notes Straightforward bolton replacement that typically requires basic hand tools and disconnection of fuel lines and throttle linkages. Inspect gaskets, fuel lines, and linkage during installation and worn components as needed for reliable operation. Practical use scenarios a clogged carburetor on a residential snow blower to restore reliable starting after winter storage. Install as part of seasonal maintenance to improve throttle response when clearing heavy, wet snow. Use during engine rebuild or to ensure consistent fuel delivery after replacing pistons, rings, or ignition components. Confirm compatibility with your engine model before ordering to ensure correct fit and function.