The Frigidaire 316536621 16K Ignitor/Orifice Assembly helps provide reliable burner ignition and consistent gas flow for efficient cooking performance. This replacement assembly combines an ignitor and orifice to support the proper operation of a compatible gas range burner. It works by directing the correct amount of gas through the orifice while the ignitor produces the spark needed... https://www.partsmelange.ca/frigidaire-316536621-16k-ignitor-orifice-assembly-for-range