{"product_id":"spark-plug-indexing-washer-kit","title":"Spark Plug Indexing Washer Kit","description":"Indexed spark plugs align the open end of the electrode toward the intake port.  The hottest flame meets the new fuel charge for a performance gain, increases fuel mileage and plug life.  This is a speed secret car racers have used for years.  You simply mark the electrode side of the plug with a magic marker on the porcelain.  You then shim the plugs with the washers to align the electrodes toward the intake ports. Fits 14mm threaded spark plugs.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003e• Indexed spark plugs align the open end of the electrode toward the intake port\u003cbr\u003e• The hottest flame meets the new fuel charge for a performance gain, increases fuel mileage and plug life\u003cbr\u003e• This is a speed secret car racers have used for years\u003cbr\u003e• You simply mark the electrode side of the plug with a magic marker on the porcelain\u003cbr\u003e• You then shim the plugs with the washers to align the electrodes toward the intake ports\u003cbr\u003e• Note:  Fits 14mm threaded spark plugs","brand":"SP1","offers":[{"title":"INDEXING WASHER KIT CYLINDER 8\/PK \/ 2","offer_id":47711881691285,"sku":"14-1106","price":9.99,"currency_code":"USD","in_stock":false},{"title":"INDEXING WASHER KIT CYLINDER 12\/PK \/ 3","offer_id":47711881724053,"sku":"14-1107","price":10.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/8898\/9077\/files\/fc80-572a5242ac993.jpg?v=1786455719","url":"https:\/\/shop.motomavericks.com\/products\/spark-plug-indexing-washer-kit","provider":"MotoMavericks","version":"1.0","type":"link"}