{"product_id":"oem-goodman-43-burner-orifice-for-gmp100-5-b4089343","title":"OEM Goodman #43 Burner Orifice for GMP100-5 — B4089343","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB4089343 Burner Orifice (#43)\u003c\/strong\u003e is a genuine OEM gas spud precision-drilled to the \u003cstrong\u003e#43 drill size\u003c\/strong\u003e for use in the Goodman \u003cstrong\u003eGMP100-5\u003c\/strong\u003e furnace. The orifice meters gas flow to each burner, directly controlling flame quality and BTU output. A worn, corroded, or incorrectly sized orifice causes poor combustion, sooting, and reduced efficiency — making an exact OEM replacement essential for safe, clean-burning operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e B4089343\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrifice Size:\u003c\/strong\u003e #43 drill\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Burner orifice \/ gas spud\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman (OEM)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Model:\u003c\/strong\u003e GMP100-5\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\u003c\/strong\u003e Goodman orifice guarantees the exact #43 bore and thread pitch for a leak-free, correctly metered fit. Our \u003cstrong\u003eGeneric\u003c\/strong\u003e equivalent matches the #43 size and threading at a lower price point for cost-conscious repairs. Confirm your orifice size before ordering if replacing multiple burners.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eRating: Moderate (2\/3).\u003c\/strong\u003e The orifice threads into the manifold and must be sealed and torqued correctly to prevent gas leaks. Because this is a gas-carrying component, installation should be performed by a licensed HVAC professional who can leak-test the connection. Shut off gas and power before servicing.\u003c\/p\u003e\u003cp\u003eIn stock and ready to ship. Fit-verified for the GMP100-5.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058137252211,"sku":"GOODMAN-11896","price":12.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-43-burner-orifice-for-gmp100-5-b4089343","provider":"National HVAC Parts","version":"1.0","type":"link"}