Briggs & Stratton, OH Spark Plug, Fits Most B&S Ohv Engines Including 700, 725, 825, 850 & 875 Series, Also Fits Intek, Intek Pro, Power Built, Intek V-Twin, Vanguard & Els With A Range Of 6 HP - 27 HP, For Use On Such Brands As Craftsman, Husqvarna, John Deere, MT, Poulan Pro, Snapper, Toro & Many Others Equipped With The Listed Engines, Replaces Champion #Rj14yciy Version Of Briggs Service Part #496018S.