{"product_id":"tshou-replacement-carburetor-kit-for-onan-cummins-ky-series-microquiet-4000w-complete-tune-up-parts-carb-pump-filters","title":"TSHOU Replacement Carburetor Kit for Onan Cummins KY Series \u0026 MicroQuiet 4000W — Complete Tune‑Up Parts (carb, pump, filters)","description":"\u003cp\u003e\u003cstrong\u003eHigh-quality replacement carburetor kit designed to restore fuel delivery and improve start-up reliability for Onan Cummins KY series and MicroQuiet 4000W RV generators.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Onan Cummins RV generator is showing signs of rough idle, hard starting, or poor fuel flow, this TSHOU replacement carburetor kit provides the common service parts you need to bring it back to dependable operation. The kit is made for KY series models including A041D736, A042P619, A042P622 and MicroQuiet 4000W variants (4KYFA26100, 4KYFA26100P, 4KYFA26100K, 4KY26100R). It bundles the carburetor with fuel system components so you can perform a comprehensive tune-up in one repair session.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this kit improve my generator's starting and idle?\u003c\/h3\u003e\n\u003cp\u003eReplacing an aging carburetor and worn fuel components often eliminates hard starts, stalling, and uneven idling. Fresh fuel metering and clean filters restore predictable flow and combustion balance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes a matched carburetor (fits OEM part numbers listed) to replace clogged or leaking units.\u003c\/li\u003e\n  \u003cli\u003eNew fuel pump and filters ensure steady fuel pressure and remove debris.\u003c\/li\u003e\n  \u003cli\u003eFuel shut-off valve and line reduce post-service leaks and make future maintenance easier.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat exactly is included in the TSHOU tune-up package?\u003c\/h3\u003e\n\u003cp\u003eThe kit assembles all the parts commonly replaced together during a generator carburetor service to reduce downtime and parts hunting. Every component is selected to match the compatible Onan\/Cummins model numbers for an accurate fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1 complete carburetor and installation hardware for direct replacement.\u003c\/li\u003e\n  \u003cli\u003e1 air filter, 1 fuel pump, 2 fuel filters, fuel line, fuel shut-off valve and a cleaning kit.\u003c\/li\u003e\n  \u003cli\u003ePackaging includes the components pictured so you have everything for a full system refresh.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich generator models does this replacement kit fit?\u003c\/h3\u003e\n\u003cp\u003eThis kit is engineered for KY-series Onan\/Cummins RV generators and MicroQuiet 4000W family models. Confirm model and part numbers before ordering to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Onan Cummins KY Series A041D736, A042P619, A042P622.\u003c\/li\u003e\n  \u003cli\u003eDesigned for MicroQuiet 4000 Watt models: 4KYFA26100, 4KYFA26100P, 4KYFA26100K, 4KY26100R.\u003c\/li\u003e\n  \u003cli\u003eReplaces multiple OEM part numbers for carburetors and related fuel parts listed in the product details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I install these parts myself, and what should I check first?\u003c\/h3\u003e\n\u003cp\u003eMany mechanically inclined RV owners can perform the swap with basic tools, but follow safety precautions for fuel systems. Inspect the generator model plate and existing part numbers, and have a clean workspace to avoid contamination.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify the generator model and the old carburetor's part number match the kit fit list.\u003c\/li\u003e\n  \u003cli\u003eDrain or cap fuel lines before disassembly and work in a well-ventilated area.\u003c\/li\u003e\n  \u003cli\u003eUse the supplied cleaning kit and replace air\/fuel filters to prevent debris from re-entering the system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This TSHOU carburetor tune-up kit is aimed at RV owners, fleet technicians, and do-it-yourself mechanics who need a complete, matched replacement for Onan Cummins KY series and MicroQuiet 4000W generators. Choose this kit if you want a single purchase that addresses the carburetor plus the common fuel system wear items, reducing repeat trips and restoring reliable generator operation. If you are unsure about fitment, check your generator's model and part numbers or contact the seller for confirmation before installing.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this carburetor kit fit my MicroQuiet 4000W generator?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it fits MicroQuiet 4000W models 4KYFA26100, 4KYFA26100P, 4KYFA26100K, and 4KY26100R; verify your model before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the kit include all parts needed for a full fuel system tune-up?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes the carburetor, air filter, fuel pump, two fuel filters, fuel line, shut-off valve, and a cleaning kit.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TSHOU","offers":[{"title":"Default Title","offer_id":48080835641502,"sku":"B0FHPN62DF","price":82.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/tshou-carburetor-front.jpg?v=1785789567","url":"https:\/\/northtrailauto.ca\/products\/tshou-replacement-carburetor-kit-for-onan-cummins-ky-series-microquiet-4000w-complete-tune-up-parts-carb-pump-filters","provider":"North Trail Auto","version":"1.0","type":"link"}