{"product_id":"ngk-lkar8ai-9-iridium-spark-plug-6706-single-fit-for-husqvarna-husaberg-ktm-long-life-ignition-anti-corrosion","title":"NGK LKAR8AI-9 Iridium Spark Plug 6706 — Single Fit for Husqvarna\/Husaberg\/KTM, Long-Life Ignition \u0026 Anti-Corrosion","description":"\u003cstrong\u003eNGK LKAR8AI-9 is a laser-welded iridium spark plug engineered for durable, consistent ignition in select Husaberg, Husqvarna and KTM models.\u003c\/strong\u003e\n\n\u003cp\u003eDesigned as a direct-fit, vehicle-specific replacement, the NGK 6706 (LKAR8AI-9) combines an iridium center electrode and a platinum-backed ground electrode to extend service life while preserving reliable starts and throttle response. Its construction reduces misfires and resists corrosion and seizing thanks to trivalent metal plating and robust sealing features. The plug suits off-road and street motorcycles that call for this exact heat range and thread spec.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this spark plug improve starting and throttle response?\u003c\/h3\u003e\n\u003cp\u003eThe fine iridium tip produces a more concentrated, stable spark compared with conventional electrodes, which helps ignite the air–fuel mixture more consistently. That translates into faster cold and hot starts and a crisper throttle transition under load without altering your engine management.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLaser-welded iridium center electrode for a sharper spark.\u003c\/li\u003e\n  \u003cli\u003ePlatinum disc on ground electrode for consistent arc stability over time.\u003c\/li\u003e\n  \u003cli\u003eCorrugated insulator ribs reduce flashover for reliable ignition.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this plug last longer than standard plugs?\u003c\/h3\u003e\n\u003cp\u003eYes — the iridium center and platinum-welded ground electrode are chosen for wear resistance, so electrical performance remains stable across more miles. The construction resists electrode erosion and helps maintain correct gap and firing characteristics longer than typical copper or nickel plugs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIridium tip for high durability under repeated firing.\u003c\/li\u003e\n  \u003cli\u003ePlatinum backing to protect the ground electrode from rapid wear.\u003c\/li\u003e\n  \u003cli\u003eTriple gasket seal prevents combustion gas leakage that can accelerate wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat protective features prevent corrosion and leakage?\u003c\/h3\u003e\n\u003cp\u003eNGK uses a trivalent metal plating on the shell to guard against corrosion and make removal easier at service intervals. Additionally, the insulator design and triple gasket seal minimize the chance of combustion gases escaping, which preserves compression and prevents premature plug failure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrivalent metal plating for anti-corrosion and anti-seize performance.\u003c\/li\u003e\n  \u003cli\u003eTriple gasket seal eliminates combustion gas leakage.\u003c\/li\u003e\n  \u003cli\u003eCorrugated insulator ribs inhibit flashover along the porcelain surface.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this the correct fit for my Husaberg, Husqvarna, or KTM?\u003c\/h3\u003e\n\u003cp\u003eThe LKAR8AI-9 is a vehicle-specific fit; it matches the thread, reach, and heat range required by the KTM, Husqvarna, and Husaberg models listed by NGK. Always confirm your motorcycle’s service manual or existing plug part number matches LKAR8AI-9 before purchase to ensure proper compatibility and avoid engine issues.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned as a direct-fit replacement for specified model numbers.\u003c\/li\u003e\n  \u003cli\u003eCheck OEM part number or manual for confirmation.\u003c\/li\u003e\n  \u003cli\u003eSold individually — purchase quantity as needed for your engine cylinders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If you own a KTM, Husqvarna, or Husaberg model that specifies an LKAR8AI-9 or NGK 6706 spark plug and you want a long-lasting, reliable ignition component that supports quick starts, steady midrange response, and reduced maintenance hassle, this plug is a practical upgrade. It's suited to riders who perform regular maintenance and want OEM-quality replacement parts that resist corrosion and wear under demanding riding conditions.\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: How often should I replace the LKAR8AI-9 spark plug?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace per your motorcycle manufacturer's interval or when performance drops; iridium plugs typically last longer than standard plugs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this plug in other engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Only use if the engine specifies LKAR8AI-9 or NGK 6706; verify thread, reach, and heat range before installing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":48084389068958,"sku":"B0050514SW","price":31.16,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ngk-lkar8ai9-front-view.jpg?v=1785853153","url":"https:\/\/northtrailauto.ca\/products\/ngk-lkar8ai-9-iridium-spark-plug-6706-single-fit-for-husqvarna-husaberg-ktm-long-life-ignition-anti-corrosion","provider":"North Trail Auto","version":"1.0","type":"link"}