{"product_id":"ngk-spark-plug-bpm8y-5574-10-pack-standard-98-copper-core-corrosion-resistant-plating","title":"NGK Spark Plug BPM8Y (5574) 10-Pack — Standard 98% Copper Core, Corrosion-Resistant Plating","description":"\u003cp\u003e\u003cstrong\u003eNGK 5574 (BPM8Y) is a reliable standard spark plug built with a 98% copper core, corrosion-resistant plating, and a ceramic insulator for consistent starts and long service life.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese NGK standard spark plugs are engineered for dependable ignition performance across a wide range of gasoline engines. They combine a high-purity copper core for effective heat transfer with durable materials and manufacturing features that simplify installation and reduce the chance of mechanical damage. Supplied as a 10-pack, they’re suited for fleet maintenance, multi-cylinder rebuilds, or keeping a spare set in the garage.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this spark plug improve starting and heat control?\u003c\/h3\u003e\n\u003cp\u003eThe 98% pure copper core increases thermal conductivity, helping the plug shed excess heat and maintain a stable operating temperature. Stable heat transfer reduces pre-ignition and makes starting more consistent, especially in engines that demand reliable ignition under varied conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e98% copper core for faster heat dissipation\u003c\/li\u003e\n  \u003cli\u003eDesigned to lower the risk of overheating and misfires\u003c\/li\u003e\n  \u003cli\u003eOptimized for steady ignition across normal operating ranges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these plugs be easy to install and remove?\u003c\/h3\u003e\n\u003cp\u003eYes — the plugs use cold-rolled threads to minimize cross-threading and protect cylinder head threads during installation. In addition, trivalent corrosion-resistant plating eliminates the need for aftermarket anti-seize compounds, making future removal cleaner and reducing the chance of thread damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCold-rolled threads prevent cross-threading and galling\u003c\/li\u003e\n  \u003cli\u003eTrivalent plating reduces corrosion and removes anti-seize need\u003c\/li\u003e\n  \u003cli\u003eCorrugated ribs on the insulator reduce flashover risk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat construction features ensure durability?\u003c\/h3\u003e\n\u003cp\u003eThese plugs combine a high-grade alumina silicate ceramic insulator with precision metal plating and a copper core to withstand thermal cycling and mechanical stresses. The ceramic insulator offers high strength and effective heat transfer, while corrugated ribs and robust plating guard against electrical leakage and corrosion.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-grade alumina silicate ceramic insulator for strength and heat transfer\u003c\/li\u003e\n  \u003cli\u003eCorrugated ribs to reduce flashover and improve spark reliability\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant plating for long-term thread integrity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow many plugs come in the package and what applications suit them?\u003c\/h3\u003e\n\u003cp\u003eThis listing contains ten NGK 5574 (BPM8Y) standard spark plugs, making it practical for multi-cylinder engines or stocking a supply for maintenance work. They’re intended for typical gasoline engines that specify this plug type and are a cost-effective option for service schedules and general replacements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuantity: 10 spark plugs per package\u003c\/li\u003e\n  \u003cli\u003eIdeal for 4–10 cylinder engine servicing and bulk replacements\u003c\/li\u003e\n  \u003cli\u003eSuitable where NGK BPM8Y is the OE or recommended spec\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Automotive technicians, home mechanics, and fleet managers who need a dependable, service-friendly spark plug in bulk. These NGK 5574 (BPM8Y) plugs suit routine maintenance and rebuilds when an OEM-standard, copper-core ignition part is required. They provide a balance of thermal performance, installation durability, and value for non-specialty gasoline engine applications.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these plugs require anti-seize?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The trivalent corrosion-resistant plating eliminates the need for anti-seize.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these suitable for high-performance engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They’re standard copper-core plugs best for typical gasoline engines; high-performance applications may prefer specialized plugs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":48086221652126,"sku":"B004NMPX76","price":46.59,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ngk-bpm8y-front-packaging.jpg?v=1785890371","url":"https:\/\/northtrailauto.ca\/products\/ngk-spark-plug-bpm8y-5574-10-pack-standard-98-copper-core-corrosion-resistant-plating","provider":"North Trail Auto","version":"1.0","type":"link"}