{"product_id":"ur5ix-ngk-iridium-spark-plug-genuine-ngk-spark-plug","title":"UR5IX NGK Iridium Spark Plug | Genuine NGK Spark Plug","description":"\u003ch2\u003e🔧 Product Description\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eNGK Iridium Spark Plug – Part Number: UR5IX\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eIridium NGK spark plugs offer a longer service life than a standard nickel-tipped spark plug: while nickel-alloy plugs offer a service life of roughly 20,000-40,000km, NGK Iridium IX spark plugs offer a service life of up to 60,000km, so fewer replacements are needed over time despite the higher initial cost.\u003c\/p\u003e\u003cp\u003ePrecious-metal spark plugs like the NGK Iridium IX also offer higher ignitability, achieved with an exposed fine-tip centre electrode that promotes superior flame growth compared with a standard spark plug. Iridium has a much higher melting point (2410°C) than nickel (1453°C), allowing the centre electrode diameter to be reduced from 2.5mm to 0.6mm – a smaller electrode mass that reduces the impedance to flame progress, helping acceleration, fuel consumption and idle quality.\u003c\/p\u003e\u003ch2\u003e⚙️ Key Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFine iridium-tipped centre electrode for a slow wear rate and stable idle\u003c\/li\u003e\n\u003cli\u003eLonger service life than standard nickel plugs\u003c\/li\u003e\n\u003cli\u003eTrivalent metal plating provides superior anti-corrosion and anti-seizing properties\u003c\/li\u003e\n\u003cli\u003eCorrugated ribs reduce the risk of flashover\u003c\/li\u003e\n\u003cli\u003ePure alumina silicate ceramic insulator, providing superior strength and better heat transfer\u003c\/li\u003e\n\u003cli\u003eCopper core aids in heat removal\u003c\/li\u003e\n\u003cli\u003eTriple seals prevent leakage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e📏 Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNGK stock number: 7177\u003c\/li\u003e\n\u003cli\u003eThread: 14 mm\u003c\/li\u003e\n\u003cli\u003eReach: .460\"\u003c\/li\u003e\n\u003cli\u003eHex: 16 mm (5\/8 in)\u003c\/li\u003e\n\u003cli\u003eSeat: Tapered\u003c\/li\u003e\n\u003cli\u003eTerminal: Solid\u003c\/li\u003e\n\u003cli\u003eType: Projected\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e🚘 Application\u003c\/h2\u003e\u003cp\u003eListed in NGK's application charts for marine, motorcycle, ATV and snowmobile equipment and automotive vehicles. The gap is not the same on all of them – the chart lists between 0.5 mm and 1.0 mm depending on the engine, so check the line for yours.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAmerican Challenger EAGLE 400 – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eAmerican Challenger EAGLE 600 – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eAmerican Challenger EAGLE 800 – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eBerkeley FORD (302 CID, 14MM HDS., 1990-1974) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eBerkeley FORD (351 CID, 14MM HDS., 1990-1974) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eBerkeley FORD BIG BLOCK (460 CID, 1990-1976) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eChrysler M460B (8 CYL) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eFlagship (292 CID, 1974-1971) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eFlagship (300 CID, LIGHT SERVICE, 1977) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eFlagship (305 CID, 1974-1971) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eFlagship (305 CID, LIGHT SERVICE, 1977-1975) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eFlagship (307 CID, 1974-1971) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eFlagship (350 CID, 1974-1971) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eFlagship (454 CID, 1974-1971) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eFlagship (454 CID, LIGHT SERVICE, 1977-1975) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin H240J (1990-1969) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin H240V (1990-1969) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin HM225 (1990-1983) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin HM260 (1990-1983) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin HM280 (1990-1983) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin HM333 (1990-1983) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin HM400 (1990-1983) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin HM405 (1990-1983) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eHardin HM430 (1990-1983) – Inboard Engine\u003c\/li\u003e\n\u003cli\u003eIndmar 5.7L V8 (8 CYL GM SMALL BLOCK, 1987-1976) – Inboard Engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThat is the 25 most common of 227 applications NGK's charts list for this plug – ask us to check yours.\u003c\/p\u003e\u003ch2\u003e🔄 Supersession \u0026amp; Cross Reference\u003c\/h2\u003e\u003cp\u003eNGK's cross-reference tables list this plug against these part numbers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDENSO: 4716, 5330, 7177, IFT16, ITF16, ITF20TT\u003c\/li\u003e\n\u003cli\u003eAutolite: XP24, XP24DP2, XP25, XP25DP2\u003c\/li\u003e\n\u003cli\u003eBosch: 4448, 4502, H8BP, HGR9BQI\u003c\/li\u003e\n\u003cli\u003eACDelco: 1, 10, 2\u003c\/li\u003e\n\u003cli\u003eMotorcraft: AF42, ASF32P, SP501\u003c\/li\u003e\n\u003cli\u003eChampion: V12YC\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e📦 Condition\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand new genuine product\u003c\/li\u003e\n\u003cli\u003eSupplied in original packaging\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":56192579764516,"sku":"087295171776","price":40.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/UR5IX__0.jpg?v=1788370731","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/ur5ix-ngk-iridium-spark-plug-genuine-ngk-spark-plug","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}