{"product_id":"hifrom-carburetor-replacement-kit-for-tecumseh-h25-h40-engines-direct-fit-carb-gasket-air-filter-30727-30604-compatible","title":"HIFROM Carburetor Replacement Kit for Tecumseh H25–H40 Engines — Direct-Fit Carb, Gasket \u0026 Air Filter (30727\/30604 Compatible)","description":"\u003cp\u003e\u003cstrong\u003eHIFROM replacement carburetor with gasket plus matching air filter restores airflow and fuel metering for many Tecumseh H25–H40 small engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your lawn mower or small engine that uses Tecumseh part numbers 631921, 632284, 631070A and related models is running rough, hard to start, or using more fuel than normal, this HIFROM kit provides a direct-fit carburetor, replacement gasket and a compatible air filter to bring performance back. The kit is made to match common Tecumseh applications (H25, H30, H35, H40 series) and includes an air filter sized to the original specifications so installation is straightforward for most homeowner repairs.\u003c\/p\u003e\n\n\u003ch3\u003eWhich engines and Tecumseh part numbers will this replacement fit?\u003c\/h3\u003e\n\u003cp\u003eThis HIFROM kit is built to be compatible with several Tecumseh carburetor numbers and engine model families. It matches commonly used carburetors across H-series engines, covering a wide range of small gasoline engines on mowers and equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect carburetor compatibility: Tecumseh 631921, 631070\/631070A, 631074, 631245, 631820, 632284.\u003c\/li\u003e\n  \u003cli\u003eEngine model fit: H25, H30, H35, H40 families and similar variants.\u003c\/li\u003e\n  \u003cli\u003eIf unsure, provide your engine model and spec number to the seller for verification before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the package and what are the key dimensions?\u003c\/h3\u003e\n\u003cp\u003eThe kit includes three items you need for a basic carburetor and air intake refresh. Dimensions are provided so you can confirm fitment against your existing parts before installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: 1 carburetor, 1 gasket, 1 air filter (ready to install).\u003c\/li\u003e\n  \u003cli\u003eAir filter size: outside diameter 3-3\/4 inches, inside diameter 2-3\/8 inches, height 2 inches.\u003c\/li\u003e\n  \u003cli\u003eRecommended for engines rated roughly 2.5 through 8 HP that use the listed Tecumseh filter part numbers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich air filter and cross-references does this replace?\u003c\/h3\u003e\n\u003cp\u003eThe filter supplied in the kit replaces several OEM and aftermarket part numbers, making it a convenient all-in-one maintenance option. It fits many small engines and some garden-equipment brands that share the same filter footprint.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible Tecumseh part numbers: 30727, 30604 and related LAV\/H\/HS\/HH\/VH series models.\u003c\/li\u003e\n  \u003cli\u003eCross-reference: Cub Cadet 488619\/488619-R1, John Deere AM30900, LESCO 050113, Stens 100-008\/100-0083.\u003c\/li\u003e\n  \u003cli\u003eSuitable for AH600, AV600, HT135, TVM\/TVS and other common H-series engine platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I verify fitment and install this kit?\u003c\/h3\u003e\n\u003cp\u003eBefore installation, compare part numbers and the filter dimensions to your existing components. Installation typically requires basic hand tools; replace the gasket and filter when fitting the new carburetor and follow common small-engine safety practices.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck your engine model and carburetor\/spec number against the compatibility list.\u003c\/li\u003e\n  \u003cli\u003eDrain fuel or work with a cool engine, remove old carburetor and gasket, fit new gasket, mount carburetor, then install the air filter.\u003c\/li\u003e\n  \u003cli\u003eAdjust choke and throttle linkages as needed, and test-start to confirm proper idle and throttle response.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This HIFROM replacement carburetor, gasket and air filter kit is aimed at DIY homeowners, small-engine repair shops, and service technicians who maintain lawn mowers, generators, tillers and similar equipment powered by Tecumseh H-series engines. It’s ideal when the original carburetor or filter is clogged, leaking, or showing signs of wear and a quick, cost-effective repair is preferred over buying a new engine or machine.\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 fit my Tecumseh H30 engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the kit lists compatibility with H30 models, but compare your engine’s carburetor part number to the included list to confirm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the air filter dimensions in the kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The filter measures 3-3\/4\" O.D., 2-3\/8\" I.D., and 2\" height, fitting many 2.5–8 HP engines.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HIFROM","offers":[{"title":"Default Title","offer_id":48084838776990,"sku":"B073S3SD6H","price":40.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/hifrom-carburetor-front-view.jpg?v=1785863212","url":"https:\/\/northtrailauto.ca\/products\/hifrom-carburetor-replacement-kit-for-tecumseh-h25-h40-engines-direct-fit-carb-gasket-air-filter-30727-30604-compatible","provider":"North Trail Auto","version":"1.0","type":"link"}