{"product_id":"oem-goodman-3-in-shot-burner-for-gmt090-4b-b4022700","title":"OEM Goodman 3\" In-Shot Burner for GMT090-4B — B4022700","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB4022700 3-inch In-Shot Burner\u003c\/strong\u003e is a genuine OEM gas burner designed for the \u003cstrong\u003eGMT090-4B\u003c\/strong\u003e furnace and compatible Goodman\/Amana heating systems. Each in-shot burner directs the gas-air mixture into a single heat-exchanger tube for clean, quiet, and efficient combustion. Replace corroded, rusted, or clogged burners to restore a strong, even flame and reliable ignition across the burner bank.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e In-shot single-port gas burner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Corrosion-resistant coated steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e Goodman GMT090-4B furnace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e B4022700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment Type:\u003c\/strong\u003e Gas Furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman B4022700\u003c\/strong\u003e ensures the exact orifice alignment and flame geometry the GMT090-4B was engineered for, which is critical for proper ignition carryover and CO safety. Our compatible \u003cstrong\u003egeneric\u003c\/strong\u003e burner meets the same 3-inch dimensions at a lower cost for out-of-warranty repairs. When replacing burners, we recommend swapping the full set for consistent flame performance.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Burners slide out and snap back into the manifold bracket — typically 20–30 minutes for a full set. Shut off gas and power before servicing, and verify smooth flame carryover across all burners after reassembly. When in doubt, use a licensed HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058159862131,"sku":"GOODMAN-12399","price":8.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-3-in-shot-burner-for-gmt090-4b-b4022700","provider":"National HVAC Parts","version":"1.0","type":"link"}