Replacement carburetor designed for tiller engines compatible with Tecumseh H3545491M, H3545492M, and H3545492N models. Restores proper fuel and air metering to help the engine to reliable starting and smooth idling. Key benefits Restores performance: Replaces worn or damaged carburetor to improve starting response, reduce stalling, and stabilize idle. Directfit compatibility: Designed to match the mounting and port locations of the listed engine models for a straightforward swap. Reliable fuel metering: Precision passages and valves deliver consistent fuel flow for steady throttle response and lower chance of flooding. Durable construction: Metal body and corrosionresistant finish help withstand normal outdoor use and vibration. Simple maintenance: Replacing the carburetor eliminates common carburetion failures without extensive engine disassembly. Important attributes Function: Controls fuel and air mixture, idle, and throttle flow for a small engine tiller application. Compatibility: Specifically for Tecumseh models H3545491M, H3545492M, H3545492N used in tillers. Size and fit: Compact, enginemountable design sized for small tiller engines; designed to align with existing gaskets and throttle linkages. Material and durability: Metal construction with precisionmachined components for consistent operation. Performance: Aims to provide stable idle, improved cold starting, and reliable throttle response when installed and adjusted correctly. Installation notes Intended as a replacement unit for the listed models. Basic hand tools are typically sufficient for installation. Inspect fuel lines, filter, and throttle linkage when replacing the carburetor. Adjust idle and mixture settings per engine manual after installation. For safety, drain fuel or disconnect the fuel source before removing the old carburetor. Use scenarios Seasonal tuneup: an old carburetor during spring maintenance to restore a tiller that had hard starting and uneven idling after winter storage. after fuelrelated damage: Swap in this carburetor when the existing unit is clogged or damaged by stale fuel and cleaning does not restore proper function. Engine restoration: Use as a direct replacement part when refurbishing a small tiller engine to ensure reliable fuel delivery and smoother operation. Compatibility reminder Confirm fit with Tecumseh H3545491M, H3545492M, or H3545492N engine models before . This carburetor is a practical replacement option to restore consistent fuel delivery and reliable operation for compatible tiller engines.