{"product_id":"a-b1491055s-ai-plug-spark","title":"A-B1491055S-AI PLUG-SPARK","description":"\u003ch3\u003eOne New Aftermarket Replacement Spark Plug - Fits Champion RC12YC \/ Fits Briggs and Stratton 491055\u003c\/h3\u003e\u003cp\u003eThis aftermarket replacement spark plug is a direct replacement Fits Champion RC12YC and Fits Briggs and Stratton (B\u0026amp;S) part numbers 491055, 491055S, and 491055T. It is a resistor-type spark plug designed for 4-cycle small engines used in lawn mowers, riding tractors, generators, pressure washers, and other outdoor power equipment.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e  \u003cli\u003eType: Resistor spark plug (4-cycle engines)\u003c\/li\u003e  \u003cli\u003eElectrode: Nickel copper alloy\u003c\/li\u003e  \u003cli\u003eGap: 0.030 to 0.038 in.\u003c\/li\u003e  \u003cli\u003eThread Size: 0.551 in. (14mm x 1.25mm)\u003c\/li\u003e  \u003cli\u003eHex Size: 5\/8 in.\u003c\/li\u003e  \u003cli\u003eSeat Type: Flat\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Equipment\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eFits Briggs and Stratton Engines:\u003c\/strong\u003e Various single-cylinder and twin-cylinder 4-cycle engines\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKohler Engines:\u003c\/strong\u003e CH11, CH12.5, CH13 series and related Command series engines\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible Equipment Brands:\u003c\/strong\u003e Fits Briggs and Stratton, Kohler, MTD, Fits Cub Cadet, Gravely, Fits Husqvarna, Fits John Deere, Fits Craftsman, Fits Stihl (small engine applications)\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003eFits Briggs and Stratton 491055, 491055S, 491055T, 499608, 692051, 792015, 72347, 72347GS, 805015; Fits Champion RC12YC (71, 71G, 71-1); Kohler 12 132 02-S, 25 132 12-S; Fits John Deere M78543; MTD 759-3336; Fits Husqvarna 531308128\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":41891611344979,"sku":"A-B1491055S-AI","price":9.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/RAP_ComingSoon_Tractor_8cba190c-e273-4400-8f31-1899cf8beb98.jpg?v=1757659281","url":"https:\/\/www.reliableaftermarketparts.com\/products\/a-b1491055s-ai-plug-spark","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}