Replacement Carburetor for 155 BT and 165 BT Backpack Blowers, Compatible with WYK 153 and WYK 317 Keep your backpack blower running reliably with this directfit replacement carburetor designed for 155 BT and 165 BT backpack blowers. Engineered to restore proper fuel delivery, it helps eliminate hard starting, rough idling, and poor throttle response caused by worn or damaged carburetors. Key benefits Restores smooth engine performance through precise fuel metering and consistent idle control. Direct replacement design for models that use WYK 153 or WYK 317 style carburetors, simplifying repairs and reducing downtime. Improves throttle response and starting reliability for daily maintenance or heavy use. Features and attributes Function: Responsible for mixing and delivering the correct fuel and air ratio to the engine for reliable combustion. Compatibility: Designed to fit 155 BT and 165 BT backpack blowers and to WYK 153 and WYK 317 carburetor units. Performance: Optimizes fuel flow to reduce stalling and improve acceleration and idle stability. Construction: Built to withstand routine outdoor use and vibration typical of handheld and backpack blower operation. Typical applications Homeowner maintenance: a worn carburetor to restore starting ease and engine smoothness on seasonal leaf and debris cleanup. Professional landscapers: Use as a field part to get equipment back into service quickly during daily jobs. Rental equipment shops: Keep inventory moving by swapping in a reliable replacement carburetor for returned blowers with carburetor issues. Installation and use Intended as a likeforlike replacement for units specified above. Follow standard engine maintenance and safety procedures when removing and installing carburetor components. Check fuel lines, gaskets, and mounting points for wear while performing the replacement. What this product solves Eliminates common carburetorrelated problems such as poor idle, stalling, and hard starting without the need for complex adjustments or lengthy downtime. Note: Confirm model compatibility before to ensure this carburetor matches your blower configuration.