{"product_id":"briggs-stratton-845274","title":"Briggs \u0026 Stratton 845274 Carburetor | OEM Replacement Carb","description":"\u003cdiv class=\"product-description briggs-845274-carburetor\"\u003e\n\u003ch2\u003eBriggs \u0026amp; Stratton 845274 Carburetor - OEM Replacement Carburetor\u003c\/h2\u003e\n\u003cp\u003eThe Briggs \u0026amp; Stratton 845274 Carburetor is a genuine OEM replacement carburetor designed for select Briggs \u0026amp; Stratton 542477 and 543477 engines. The carburetor accurately blends fuel and air to help the engine start, idle, accelerate, and run properly.\u003c\/p\u003e\n\u003cp\u003eA worn, clogged, leaking, or damaged carburetor can cause hard starting, surging, rough idle, poor throttle response, fuel leaks, stalling, or loss of power. Replacing it with the correct OEM Briggs \u0026amp; Stratton carburetor helps restore smooth operation, consistent fuel delivery, and dependable engine performance.\u003c\/p\u003e\n\u003cp\u003eEngine part compatibility is determined by the full Briggs \u0026amp; Stratton engine model, type, and code. Many carburetors look similar, so always verify your original part number and parts diagram before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border: 1px solid #ddd; padding: 8px;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBriggs \u0026amp; Stratton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border: 1px solid #ddd; padding: 8px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e845274\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border: 1px solid #ddd; padding: 8px;\"\u003eProduct Type\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCarburetor \/ Engine Fuel System Part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border: 1px solid #ddd; padding: 8px;\"\u003eOEM \/ Aftermarket\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eGenuine Briggs \u0026amp; Stratton OEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border: 1px solid #ddd; padding: 8px;\"\u003eFunction\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBlends fuel and air for proper combustion and engine performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border: 1px solid #ddd; padding: 8px;\"\u003eCommon Engine Families\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSelect Briggs \u0026amp; Stratton 542477 and 543477 engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border: 1px solid #ddd; padding: 8px;\"\u003eCommon Equipment\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSelect outdoor power equipment using compatible Briggs \u0026amp; Stratton engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine OEM Briggs \u0026amp; Stratton replacement carburetor\u003c\/li\u003e\n\u003cli\u003ePart number 845274\u003c\/li\u003e\n\u003cli\u003eDesigned for select Briggs \u0026amp; Stratton 542477 and 543477 engines\u003c\/li\u003e\n\u003cli\u003eHelps restore proper fuel and air mixture\u003c\/li\u003e\n\u003cli\u003eSupports smooth starting, idling, throttle response, and running performance\u003c\/li\u003e\n\u003cli\u003eHelps maintain consistent engine power with a stable fuel supply\u003c\/li\u003e\n\u003cli\u003eMade from quality materials for durability under engine operating conditions\u003c\/li\u003e\n\u003cli\u003eBuilt to Briggs \u0026amp; Stratton OEM standards for proper fit and performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCheck Common Engine Fitment\u003c\/h2\u003e\n\u003cp\u003eBriggs \u0026amp; Stratton 845274 fits select Briggs engine families. Use the dropdown sections below as a simplified reference. Always verify your complete engine model, type, code, original carburetor number, and parts diagram before ordering.\u003c\/p\u003e\n\u003cdetails\u003e\n\u003csummary\u003e542477 Engine Family\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003eFits many Briggs \u0026amp; Stratton 542477 engine models\u003c\/li\u003e\n\u003cli\u003eCompatibility depends on engine type, code, carburetor setup, linkage style, choke setup, and parts diagram\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e543477 Engine Family\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003eFits many Briggs \u0026amp; Stratton 543477 engine models\u003c\/li\u003e\n\u003cli\u003eCompatibility depends on engine type, code, carburetor setup, linkage style, choke setup, and parts diagram\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003cp\u003eImportant: This fitment guide is a simplified reference only. Briggs \u0026amp; Stratton 845274 fits select engines, but compatibility depends on your exact engine model, type, code, fuel system configuration, linkage setup, choke setup, and parts diagram.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhen Should You Replace Your Carburetor?\u003c\/h2\u003e\n\u003cp\u003eA carburetor may need replacement if cleaning does not correct fuel delivery or running issues. Common signs of carburetor problems include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHard starting\u003c\/li\u003e\n\u003cli\u003eEngine surging\u003c\/li\u003e\n\u003cli\u003eRough idle\u003c\/li\u003e\n\u003cli\u003eStalling under load\u003c\/li\u003e\n\u003cli\u003eFuel leaking from the carburetor\u003c\/li\u003e\n\u003cli\u003eEngine only runs with the choke on\u003c\/li\u003e\n\u003cli\u003ePoor throttle response\u003c\/li\u003e\n\u003cli\u003eLoss of power\u003c\/li\u003e\n\u003cli\u003eOld fuel varnish or internal carburetor blockage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen replacing a carburetor, inspect related parts such as fuel lines, fuel filter, fuel pump, intake gaskets, linkage, choke components, and the air filter.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choose a Genuine Briggs \u0026amp; Stratton Carburetor?\u003c\/h2\u003e\n\u003cp\u003eGenuine Briggs \u0026amp; Stratton carburetors are designed to meet OEM standards for fit, fuel delivery, linkage connection, and engine performance. Using the correct OEM carburetor helps the engine receive the proper fuel and air mixture needed for dependable operation.\u003c\/p\u003e\n\u003cp\u003eBecause many carburetors look similar, matching by part number and engine model information is important. The wrong carburetor may not fit correctly or may not deliver the correct fuel mixture for your engine.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Fitment Note\u003c\/h2\u003e\n\u003cp\u003eBriggs \u0026amp; Stratton 845274 fits select Briggs \u0026amp; Stratton 542477 and 543477 engines only. Fitment can vary by engine model, type, code, carburetor style, linkage setup, choke configuration, fuel pump setup, and parts diagram.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, confirm:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour full Briggs \u0026amp; Stratton engine model number\u003c\/li\u003e\n\u003cli\u003eYour engine type number\u003c\/li\u003e\n\u003cli\u003eYour engine code number\u003c\/li\u003e\n\u003cli\u003eYour original carburetor part number\u003c\/li\u003e\n\u003cli\u003eYour linkage and choke configuration\u003c\/li\u003e\n\u003cli\u003eYour fuel pump and fuel line setup\u003c\/li\u003e\n\u003cli\u003eYour Briggs \u0026amp; Stratton parts diagram\u003c\/li\u003e\n\u003cli\u003eWhether your engine uses Briggs \u0026amp; Stratton 845274\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are unsure, contact P\u0026amp;P Small Engines with your full engine model, type, and code before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePart Number \/ Search Terms\u003c\/h2\u003e\n\u003cp\u003eBriggs \u0026amp; Stratton 845274 may also be searched as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e845274\u003c\/li\u003e\n\u003cli\u003eBriggs 845274\u003c\/li\u003e\n\u003cli\u003eBriggs \u0026amp; Stratton 845274\u003c\/li\u003e\n\u003cli\u003eBriggs carburetor 845274\u003c\/li\u003e\n\u003cli\u003eBriggs 542477 carburetor\u003c\/li\u003e\n\u003cli\u003eBriggs 543477 carburetor\u003c\/li\u003e\n\u003cli\u003eBriggs replacement carburetor\u003c\/li\u003e\n\u003cli\u003eBriggs OEM carburetor\u003c\/li\u003e\n\u003cli\u003eBriggs small engine carburetor\u003c\/li\u003e\n\u003cli\u003eBriggs fuel system part\u003c\/li\u003e\n\u003cli\u003eBriggs engine carb\n\u003cul\u003e\n\u003cli\u003eREPLACES: 844729, 841109\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs Briggs \u0026amp; Stratton 845274 an OEM carburetor?\u003c\/h3\u003e\n\u003cp\u003eYes. Briggs \u0026amp; Stratton 845274 is a genuine OEM Briggs \u0026amp; Stratton replacement carburetor.\u003c\/p\u003e\n\u003ch3\u003eWhat engines does Briggs 845274 fit?\u003c\/h3\u003e\n\u003cp\u003eIt fits many Briggs \u0026amp; Stratton 542477 and 543477 engines. Always verify your complete engine model, type, code, original carburetor number, and parts diagram.\u003c\/p\u003e\n\u003ch3\u003eWhat does a carburetor do?\u003c\/h3\u003e\n\u003cp\u003eThe carburetor blends fuel and air so the engine can start, idle, accelerate, and run properly.\u003c\/p\u003e\n\u003ch3\u003eCan I order this carburetor just by appearance?\u003c\/h3\u003e\n\u003cp\u003eNo. Many carburetors look similar but do not interchange. Always verify the correct part number using your engine model, type, code, and parts diagram.\u003c\/p\u003e\n\u003ch3\u003eWhy do I need the engine type and code?\u003c\/h3\u003e\n\u003cp\u003eBriggs \u0026amp; Stratton carburetors can vary by model, type, code, linkage setup, choke style, and fuel system configuration. Always check all engine numbers before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eP\u0026amp;P Small Engines stocks genuine Briggs \u0026amp; Stratton carburetors, fuel pumps, air filters, oil filters, fuel filters, spark plugs, maintenance kits, and replacement engine parts to help keep your equipment ready to work.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Briggs \u0026 Stratton Parts","offers":[{"title":"Default Title","offer_id":38101884764353,"sku":"845274","price":273.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2803\/7330\/files\/845274_Hero_be2e4d6c-d800-4ef2-9dc7-086698d11a04.webp?v=1781202777","url":"https:\/\/pandpsmallengines.com\/products\/briggs-stratton-845274","provider":"P \u0026 P Small Engines","version":"1.0","type":"link"}