Answer Hello Richard, thank you for contacting AppliancePartsPros.com The cooktop and broil burner tubes/gas lines as follows: Right Rear WB28K10026 Left Rear WB28K10027 Right Front WB28K10024 Left Front WB28K10025 Broil WB28K10168 The Bake burner orifice is directly on the Valve Assembly WB19K10041. The Right Rear and Left Rear cooktop gas lines have been discontinued by the manufacturer and are no longer available for purchase. Read More... Answered by AppliancePartsPros.com | Wednesday, July 2, 2025