Replacement Carburetor for 8 HP Snow Blower Engines Compatible with MTD and Yard Machine models 31AE644E129 and 31AE644E131 Why you need this part Restores reliable starting and smoother idle by delivering the correct fuel and air mixture to the engine. Replaces worn, clogged, or damaged carburetors to reduce hard starts, poor throttle response, and engine sputtering. Designed to be a direct replacement for the specified models so you can get equipment back to work quickly. Key benefits and features Function: Properly meters fuel and air for combustion to help the engine start and run as intended. Compatibility: Fits 8 HP snow blower engines that require part numbers 31AE644E129 and 31AE644E131. Fit and installation: Built to match original equipment dimensions for a direct fit; installs using standard hand tools. Construction: Durable materials for reliable service in seasonal equipment; designed for typical outdoor engine use. Performance: Helps restore consistent idle and steady throttle response when replacing a failing carburetor. Practical applications and scenarios Seasonal maintenance: the carburetor before winter storage or after long storage to avoid fuelrelated starting problems when you need the snow blower. after fuel issues: If fuel leftover caused gum or clogging and the engine hesitates or stalls, installing this replacement carburetor can normal operation. Onsite service: Use as a straightforward replacement during routine tuneups or in response to a carburetor leak or damage from impact. What to expect A replacement part designed to match the specified part numbers for easy installation and compatibility. Improved mechanical reliability relative to a malfunctioning carburetor, when installed and adjusted correctly. Recommended to follow your engine or equipment manual for removal, installation, and any required adjustments. Note: Confirm compatibility with your equipment model and part number before to ensure proper fit.