Carburetor compatible with models 435, 435E, and 440E — a durable, easytoinstall replacement that restores reliable fuel delivery and reduces downtime. Key benefits Restores performance: replaces worn or failing carburetors to improve starting, idling, and throttle response by reestablishing correct air–fuel mixture. Minimizes time: practical design and straightforward fit allow quicker field or installation, reducing time out of service. Built to last: metal and plastic construction resists wear from regular use and environmental exposure, extending component life. What it does Controls fuel and air flow to the engine for stable combustion and consistent power output. Matches the mounting and connection points used on the listed chainsaw models for compatibility and straightforward integration. Important attributes Compatibility: fits a range of chainsaws including models 435, 435E, and 440E. Materials: durable metal components combined with engineered plastic parts for a balance of strength and corrosion resistance. Performance: designed to deliver consistent fuel metering under normal operating conditions, improving reliability and reducing stalling. Design: compact, servicefriendly layout intended for easy access during replacement and adjustment. Typical use scenarios Homeowner maintenance: swap in this carburetor to bring a backyard chainsaw back to reliable operation for cutting firewood and pruning. Professional use: quick replacement on job sites for landscapers or arborists who need minimal downtime between tasks. Rental or shops: keep as a spare part to restore multiple units quickly and maintain fleet availability. Notes on installation and maintenance Designed for straightforward integration with existing equipment on the listed models; basic mechanical skills and standard tools are typically sufficient for replacement. If unsure about fit or adjustment, consult a qualified technician or refer to the chainsaw's service manual for guidance.