{"product_id":"oem-goodman-3-inch-in-shot-gas-burner-for-gmth070-4a-furnace-b4022700","title":"OEM Goodman 3 inch In-Shot Gas Burner for GMTH070-4A Furnace — B4022700","description":"\u003cp\u003eRestore clean, efficient combustion with the genuine Goodman \u003cstrong\u003eB4022700 3-inch In-Shot Burner\u003c\/strong\u003e, the OEM burner designed for the Goodman \u003cstrong\u003eGMTH070-4A\u003c\/strong\u003e gas furnace. Each in-shot burner directs a precise fuel-air mixture into the heat exchanger, and using the correct factory burner ensures proper flame characteristics, safe ignition, and rated heating output.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B4022700\u003c\/li\u003e\n\u003cli\u003eType: In-shot gas burner\u003c\/li\u003e\n\u003cli\u003eLength: 3 inches\u003c\/li\u003e\n\u003cli\u003eMaterial: Corrosion-resistant coated steel\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GMTH070-4A and compatible furnace models\u003c\/li\u003e\n\u003cli\u003eFuel: Natural gas (with appropriate orifice)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman OEM B4022700 is dimensionally matched to your manifold spacing and heat-exchanger inlet, delivering a stable, correctly shaped flame. Generic burners can vary in venturi geometry, causing rollout, delayed ignition, or sooting. Because combustion parts directly affect safety, we strongly recommend OEM for this component.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5).\u003c\/strong\u003e Requires removing the burner assembly, replacing individual burners, and confirming alignment with orifices and the flame sensor. Turn off gas and power before servicing. Estimated time: 30–45 minutes. Verify flame appearance after startup; when in doubt, use a licensed HVAC professional.\u003c\/p\u003e\u003cp\u003eGenuine Goodman engineering for safe, efficient winter heating.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058166251891,"sku":"GOODMAN-12551","price":14.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-3-inch-in-shot-gas-burner-for-gmth070-4a-furnace-b4022700","provider":"National HVAC Parts","version":"1.0","type":"link"}