{"product_id":"autolite-xp5144-spark-plug","title":"Autolite XP5144 Spark Plug","description":"\u003ch2\u003eAutolite Iridium Spark Plug XP5144 Overview\u003c\/h2\u003e\u003cp\u003eThe Autolite Iridium Spark Plug XP5144 is engineered for reliable ignition performance in select Ford, Mazda, and Mercury vehicles. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and consistent engine operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIridium center electrode tip for enhanced durability and ignition\u003c\/li\u003e\n\u003cli\u003eTaper cut ground electrode with platinum tip for improved spark efficiency\u003c\/li\u003e\n\u003cli\u003eCopper core center electrode for optimal conductivity\u003c\/li\u003e\n\u003cli\u003eResistor type with 4000 ohms resistance to reduce electrical noise\u003c\/li\u003e\n\u003cli\u003eCeramic insulator material with a tapered seat for secure fitment\u003c\/li\u003e\n\u003cli\u003ePre-gap size of 0.054 inches (1.4 mm) for precise spark gap\u003c\/li\u003e\n\u003cli\u003eThread size M14 x 1.25 with 5\/8 inch hex size for compatibility and installation\u003c\/li\u003e\n\u003cli\u003eNon-removable nut electrical terminal type for durability\u003c\/li\u003e\n\u003cli\u003eManufacturer heat range 9 suitable for performance applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIridium Spark Plug Brand Line Details\u003c\/h2\u003e\u003cp\u003eThe Autolite Iridium Spark Plug line focuses on delivering performance-grade ignition components that combine iridium's high melting point with fine wire electrode design. This results in improved ignition reliability and longer service life compared to conventional spark plugs. The XP5144 model incorporates these features to meet the demands of various Ford, Mazda, and Mercury engines.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThe XP5144 spark plug features a fine wire iridium center electrode tip supported by a copper core, which enhances electrical conductivity and heat dissipation. The ground electrode is constructed with a nickel core and a platinum tip, shaped with a taper cut design to optimize spark exposure and combustion efficiency. The ceramic insulator provides excellent electrical insulation and thermal resistance, while the tapered seat ensures a secure and precise fit in the cylinder head. The resistor type design with 4000 ohms resistance helps minimize radio frequency interference, protecting vehicle electronics.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFord B4000, E-150, E-150 Club Wagon, E-150 Econoline, E-150 Econoline Club Wagon, E-250, E-250 Econoline, F-150, F-150 Heritage, Freestar, Ranger, Thunderbird\u003c\/li\u003e\n\u003cli\u003eMazda LN7, Lynx, Tracer\u003c\/li\u003e\n\u003cli\u003eMercury Cougar, Escort\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis spark plug is designed specifically for these models, ensuring proper fitment and performance when replacing original equipment spark plugs.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by XP5144 Spark Plug\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMisfiring or rough engine idle due to worn or fouled spark plugs\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency caused by incomplete combustion\u003c\/li\u003e\n\u003cli\u003eDifficulty starting the engine in cold conditions\u003c\/li\u003e\n\u003cli\u003eEngine hesitation or loss of power under acceleration\u003c\/li\u003e\n\u003cli\u003eElectrical interference affecting vehicle electronics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, verify the spark plug gap is set to 0.054 inches (1.4 mm) as specified. Use a 5\/8 inch (16 mm) socket with a hex drive to install the spark plug. Apply anti-seize compound sparingly on the threads if recommended by the vehicle manufacturer. Torque the spark plug to the vehicle’s specified setting to ensure proper sealing and avoid damage. The non-removable nut terminal requires compatible ignition wires or boots for secure connection.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eAutolite manufactures the XP5144 spark plug to meet or exceed OEM specifications for ignition components. The use of iridium and platinum materials contributes to extended service life and consistent performance. While specific warranty details are not provided here, Autolite products typically come with manufacturer-backed quality assurance to support reliability in automotive applications.\u003c\/p\u003e","brand":"Autolite","offers":[{"title":"Default Title","offer_id":43634941296821,"sku":"BBRQ-XP5144","price":17.91,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/AB_XP5144_Fro.jpg?v=1774987502","url":"https:\/\/www.partcatalog.com\/products\/autolite-xp5144-spark-plug","provider":"PartCatalog","version":"1.0","type":"link"}