{"product_id":"ngk-90410-standard-spark-plug-lkr6e-9n-4-pack","title":"NGK 90410 Standard Spark Plug LKR6E-9N – 4-Pack","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eNGK 90410 Standard Spark Plug LKR6E-9N is built for longer life and consistent ignition across engines. An advanced trivalent plating layer supports corrosion resistance and anti-seize properties, helping the plug stay reliable through heat cycles.\u003c\/p\u003e\u003cp\u003eCorrugated ribs are designed to maintain a controlled arc path, reducing flashover risk in challenging conditions. The pure alumina silicate ceramic insulator adds durability and helps transfer heat away from the firing end, while a copper core further aids heat removal. Triple seals work to minimize leakage and protect the internal components, contributing to steadier electrical performance.\u003c\/p\u003e\u003ch2\u003eReal-world use and benefits\u003c\/h2\u003e\u003cp\u003eThis standard plug balances durability with compatibility. The gasket-seat design, 12 mm thread, and a 0.035 inch gap suit a broad range of ignition systems. A 5K ohm resistor helps align with many electrical setups, and the reach of 26.5 mm (1.04 in) plus a 5\/8 in (16 mm) hex support straightforward installation in busy engine bays. The solid terminal design contributes to a robust connection, and the four-pack format provides convenient replacement for multiple cylinders.\u003c\/p\u003e\u003ch3\u003eKey benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTrivalent plating delivers lasting corrosion protection and easier removal\u003c\/li\u003e\n\u003cli\u003eRibbed design helps control spark path and reduces flashover risk\u003c\/li\u003e\n\u003cli\u003eHigh-strength ceramic insulation supports durability and efficient heat transfer\u003c\/li\u003e\n\u003cli\u003eCopper core aids rapid heat removal from the tip\u003c\/li\u003e\n\u003cli\u003eTriple seals minimize leakage and maintain electrical integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThread size: 12 mm; seat type: gasket\u003c\/li\u003e\n\u003cli\u003eResistor value: 5K ohm\u003c\/li\u003e\n\u003cli\u003eReach: 26.5 mm (1.04 in); hex size: 5\/8 in (16 mm)\u003c\/li\u003e\n\u003cli\u003eTerminal: solid; gap: 0.9 mm (0.035 in)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eQuality, compatibility, and practical use\u003c\/h3\u003e\u003cp\u003eDesigned for broad compatibility, this plug’s 12 mm thread and gasket-seat profile fit a wide range of gasoline engines. The 5K ohm resistor helps manage electrical noise for compatible ignition systems, while the solid terminal and measured reach help ensure a dependable fit in many engine bays. The four-pack format provides convenient replacement planning for maintenance intervals or small fleets.\u003c\/p\u003e\u003ch3\u003eUsage tips\u003c\/h3\u003e\u003cp\u003eWhen installing, ensure the seating surface is clean and the gasket sits evenly. Use proper torque guidelines for your engine to protect the seal and insulator. Keeping a spare four-pack on hand can simplify routine maintenance and reduce downtime during tunes or repairs.\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: What is included in the NGK 90410 4-pack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A four-pack of NGK 90410 standard spark plugs with 12 mm thread and gasket seat for quick replacement across multiple cylinders.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What key specs should I know about NGK 90410 spark plugs?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Key specs include 12 mm thread, gasket seat, 0.035 inch gap, 5K ohm resistor, 26.5 mm reach, and solid terminal.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":42470718734421,"sku":"B081DQ73X8","price":47.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/ngk-90410-spark-plug-lkr6e-9n-4pack.jpg?v=1778145722","url":"https:\/\/plentytorque.co.uk\/products\/ngk-90410-standard-spark-plug-lkr6e-9n-4-pack","provider":"PlentyTorque","version":"1.0","type":"link"}