{"product_id":"koubliztic-replacement-carburetor-kit-for-bolens-21-140cc-mower-11a-020w765-direct-fit-with-primer-bulb-filters","title":"Koubliztic replacement carburetor kit for Bolens 21\" 140cc mower — 11A-020W765 direct-fit with primer bulb \u0026 filters","description":"\u003cp\u003e\u003cstrong\u003eThe Koubliztic 11A-020W765 replacement carburetor kit restores fuel delivery and engine responsiveness for Bolens 21\" 140cc lawn mowers.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Bolens mower is hard to start, idles poorly, or loses power under load, a worn or clogged carburetor is often the cause. This Koubliztic kit is built to match the original fit and function for models that use the 11A-020W765 \/ 11A-B0BL765 carburetor and includes the most commonly replaced consumables to get your mower running smoothly again.\u003c\/p\u003e\n\n\u003ch3\u003eWill this carburetor fit my Bolens 21\" 140cc mower?\u003c\/h3\u003e\n\u003cp\u003eYes — the Koubliztic 11A-020W765 is designed as a direct replacement for Bolens 21\" 140cc units that originally used the 11A-020W765 or 11A-B0BL765 carburetor. It also cross-references several OEM part numbers so you can confirm compatibility before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect replacement for part numbers: 799583, 593261, 595656, 591979, 591160, 590556, 799579.\u003c\/li\u003e\n  \u003cli\u003eCompatible with many carburetor codes listed in the product features for precise match.\u003c\/li\u003e\n  \u003cli\u003eDesigned to bolt in without body modification for an easy swap.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the kit and how does it help installation?\u003c\/h3\u003e\n\u003cp\u003eThis kit includes the carburetor plus common replacement parts so you won’t need to hunt for small components. Having matched parts in the box shortens downtime and reduces the chance of leaks or fuel blockages after service.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: carburetor (799583), spark plug, two air filters, air filter cover, base plate, throat clamps.\u003c\/li\u003e\n  \u003cli\u003eAlso includes primer bulb, fuel filter, fuel shutoff valve, rings, and fuel hose for a complete refresh.\u003c\/li\u003e\n  \u003cli\u003eInstallation typically takes 5–10 minutes with standard hand tools and many step-by-step videos available online.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this kit affect mower performance and longevity?\u003c\/h3\u003e\n\u003cp\u003eReplacing an aged carburetor and worn consumables restores consistent fuel\/air mixture control and reliable priming, which improves starting, idling, and load response. The components are factory-tested to help maintain stable engine operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCleaner fuel flow reduces stalling and hard-starting issues.\u003c\/li\u003e\n  \u003cli\u003eNew air filters and primer bulb support correct mixture for smoother throttle response.\u003c\/li\u003e\n  \u003cli\u003eQuality materials and testing help reduce premature wear and extend engine life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Koubliztic 11A-020W765 carburetor kit is ideal for homeowners, lawn care technicians, and DIYers who own a Bolens 21\" 140cc mower that shows signs of carburetor-related trouble. Choose this kit if you want a straightforward, parts-complete replacement that restores reliable starting and cutting performance without the need to source multiple small components separately.\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: Can I install this carburetor myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit includes necessary parts and most users complete installation in 5–10 minutes with basic tools and online video guidance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this replace OEM part 799583?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Koubliztic 11A-020W765 replaces 799583 and several cross-reference part numbers listed in the product features.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Koubliztic","offers":[{"title":"Default Title","offer_id":55166187110743,"sku":"B0FFMKHBFK","price":37.08,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/koubliztic-carburetor-front-view_dcbd39ec-d1ae-443a-bbb7-25b4d1d01032.jpg?v=1790364743","url":"https:\/\/britishgarage.co.uk\/products\/koubliztic-replacement-carburetor-kit-for-bolens-21-140cc-mower-11a-020w765-direct-fit-with-primer-bulb-filters","provider":"British Garage","version":"1.0","type":"link"}