{"product_id":"mercury-marine-engine-parts-spark-plug-8m0204739","title":"Mercury Marine NGK ITR4A-15 Laser Iridium Spark Plug","description":"\u003cp\u003e\u003cspan\u003eNGK ITR4A‑15 Laser Iridium spark plugs come pre‑gapped to your engine manufacturer’s specifications and are engineered to deliver long service life, strong ignition performance, and excellent heat transfer. Built with NGK’s fine‑wire iridium center electrode and high‑strength ceramic insulator, they help improve fuel efficiency, reduce fouling, and maintain reliable operation in marine environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePre‑gapped to match your engine manufacturer’s specifications\n\u003c\/li\u003e\n\u003cli\u003eFine‑wire Laser Iridium center electrode for slow wear, stable idle, and improved fuel efficiency\n\u003c\/li\u003e\n\u003cli\u003eNGK trivalent metal plating provides superior anti‑corrosion and anti‑seize protection in marine conditions\n\u003c\/li\u003e\n\u003cli\u003eCopper core and ribbed suppressor seal enhance durability, heat dissipation, and misfire resistance\n\u003c\/li\u003e\n\u003cli\u003ePure alumina‑silicate ceramic insulator offers high strength and excellent heat transfer\n\u003c\/li\u003e\n\u003cli\u003eReplace all spark plugs at the same time for consistent performance\n\u003c\/li\u003e\n\u003cli\u003eAlways use the spark plug recommended in your engine’s owner’s manual\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mercury Marine","offers":[{"title":"Default Title","offer_id":53512579154286,"sku":"8M0204739","price":34.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/7678\/files\/mercury-marine-engine-parts-spark-plug-8m0204739.png?v=1774292483","url":"https:\/\/martinmotorsports-store.ca\/products\/mercury-marine-engine-parts-spark-plug-8m0204739","provider":"Martin Motor Sports","version":"1.0","type":"link"}