{"product_id":"oem-goodman-3-inch-in-shot-burner-for-amh80403axbd-furnace-b4022700","title":"OEM Goodman 3-Inch In-Shot Burner for AMH80403AXBD Furnace — B4022700","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB4022700\u003c\/strong\u003e is a genuine OEM 3-inch in-shot burner engineered for the \u003cstrong\u003eAMH80403AXBD\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana 80% AFUE models. In-shot burners deliver the fuel-air mixture into the heat exchanger tubes; a clean, correctly-shaped burner is essential for stable ignition, quiet operation, and complete combustion. Replacing a corroded, rusted, or misaligned burner restores proper flame color and heat output while reducing the risk of delayed ignition and short cycling.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e B4022700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e In-shot (single-port) burner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Length:\u003c\/strong\u003e 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel:\u003c\/strong\u003e Natural gas (verify orifice for LP)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman\/Amana AMH80403AXBD and related 80% furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Corrosion-resistant coated steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman B4022700\u003c\/strong\u003e matches the factory burner port geometry and mounting exactly, so flame carry-over and ignition timing are unchanged. Generic aftermarket burners may fit dimensionally but can alter flame pattern and ignition reliability. For a furnace burner assembly, we strongly recommend OEM.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Moderate.\u003c\/strong\u003e Requires removing the burner assembly, gas shut-off, and re-verifying flame sensing after install. Recommended for experienced DIYers or an HVAC technician. Always shut off gas and power before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057601560947,"sku":"GOODMAN-4995","price":8.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-3-inch-in-shot-burner-for-amh80403axbd-furnace-b4022700","provider":"National HVAC Parts","version":"1.0","type":"link"}