{"product_id":"autolite-3924dp-spark-plug","title":"Autolite 3924DP Spark Plug","description":"\u003ch2\u003eOverview of Autolite Copper Resistor Spark Plug 3924DP\u003c\/h2\u003e\u003cp\u003eThe Autolite Copper Resistor Spark Plug 3924DP is engineered to deliver reliable ignition performance for a wide range of vehicles including Acura, BMW, Ford, Honda, Toyota, and Volkswagen models. Designed with a copper core and resistor technology, this spark plug supports efficient combustion and reduces electrical interference.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eResistor type spark plug with 4000 ohms resistance for noise suppression\u003c\/li\u003e\n\u003cli\u003eCopper center electrode core with nickel tip for optimal conductivity and durability\u003c\/li\u003e\n\u003cli\u003eTapered ground electrode tip made of nickel for consistent spark delivery\u003c\/li\u003e\n\u003cli\u003eMid-projection ceramic insulator for improved heat dissipation\u003c\/li\u003e\n\u003cli\u003eFlat seat type with 14mm thread diameter and 0.75 inch reach\u003c\/li\u003e\n\u003cli\u003ePre-gapped to 0.044 inches (1.10 mm) for precise ignition timing\u003c\/li\u003e\n\u003cli\u003eHex size 5\/8 inch (16 mm) for standard installation tools\u003c\/li\u003e\n\u003cli\u003eElectrical terminal type: stud for secure connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Autolite Copper Resistor Spark Plug - Display Pack (part number 3924DP) features a copper core center electrode that enhances thermal conductivity, promoting efficient heat transfer and reducing fouling. The nickel-plated center and ground electrode tips provide corrosion resistance and durability under high combustion temperatures. The tapered ground electrode tip design ensures a stable and consistent spark, which is critical for smooth engine operation. The mid-projection ceramic insulator improves voltage insulation and heat management, helping maintain optimal engine performance across various driving conditions.\u003c\/p\u003e\u003cp\u003eThis spark plug is designed with a resistor type to minimize electromagnetic interference that can affect vehicle electronics and radio signals. The flat seat design and 14mm thread diameter with a 0.75 inch reach make it compatible with many popular models from Acura, BMW, Ford, Honda, Toyota, and Volkswagen, among others. The pre-gap size of 0.044 inches (1.10 mm) is factory set to meet manufacturer specifications, ensuring proper ignition timing and combustion efficiency.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis Autolite spark plug 3924DP is compatible with a broad range of vehicles, including but not limited to:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAcura Integra and TL\u003c\/li\u003e\n\u003cli\u003eBMW 3 Series (325i, 328i, 330i)\u003c\/li\u003e\n\u003cli\u003eFord Taurus and Ranger\u003c\/li\u003e\n\u003cli\u003eHonda Civic and Accord\u003c\/li\u003e\n\u003cli\u003eToyota Camry and Corolla\u003c\/li\u003e\n\u003cli\u003eVolkswagen Jetta and Passat\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is suitable for secondary ignition systems requiring a resistor spark plug with these specifications.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Spark Plug\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine misfires caused by worn or fouled spark plugs\u003c\/li\u003e\n\u003cli\u003eRadio frequency interference affecting vehicle electronics\u003c\/li\u003e\n\u003cli\u003ePoor fuel economy due to inefficient combustion\u003c\/li\u003e\n\u003cli\u003eHard starting or rough idling conditions\u003c\/li\u003e\n\u003cli\u003eReduced engine power and acceleration\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 0.044 inches (1.10 mm) as specified. Use a 5\/8 inch (16 mm) socket wrench for removal and installation. Torque the spark plug to the vehicle manufacturer’s recommended specifications to avoid damage to the threads or improper sealing. Ensure the electrical terminal stud is properly connected to maintain a secure ignition circuit.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eAutolite spark plugs are manufactured to meet OEM standards for fit, form, and function. The Copper Resistor Spark Plug - Display Pack undergoes rigorous quality control to ensure consistent performance and durability. While specific warranty details are not provided, Autolite products typically come with a limited warranty against manufacturing defects. Consult vehicle and product documentation for further warranty information.\u003c\/p\u003e","brand":"Autolite","offers":[{"title":"Default Title","offer_id":52204735889589,"sku":"BBRQ-3924DP","price":8.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/AB_3924DP_Fro.jpg?v=1775594738","url":"https:\/\/www.partcatalog.com\/products\/autolite-3924dp-spark-plug","provider":"PartCatalog","version":"1.0","type":"link"}