{"product_id":"ignition-coil-and-iridium-spark-plugs-for-mercury-cougar-2001-2002-2-5l","title":"Ignition Coil and Iridium Spark Plugs for Mercury Cougar (2001-2002) 2.5L","description":"\u003ch2\u003eDirect-Fit Ignition Coil and Iridium Spark Plug Kit for 2001-2002 Mercury Cougar\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The ignition coil pack and iridium spark plug kit restores factory secondary ignition voltage and primary combustion efficiency on the 2001-2002 Mercury Cougar to eliminate misfires and stabilize idle quality.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Mercury Cougar Heat Degradation and Dielectric Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe factory six-tower coil pack mounted on the \u003cstrong\u003eDuratec 25\u003c\/strong\u003e V6 operates in a high-temperature zone near the cylinder heads. Over continuous thermal cycles, the OEM epoxy potting degrades, forming internal micro-fractures in the primary and secondary windings. This thermal breakdown leads to carbon tracking, secondary voltage leakages, and severe misfires under load. Concurrently, standard factory copper or double platinum plugs suffer accelerated ground electrode erosion, widening the spark gap and forcing an aging coil to exceed its peak ionization reserve, frequently triggering P0300-P0306 diagnostic trouble codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive ignition service kit pairs a high-dielectric epoxy 6-tower coil pack with fine-wire iridium spark plugs engineered to withstand severe thermal loading. The replacement coil pack features reinforced copper windings with superior turn ratios to sustain consistent spark energy across the entire RPM band. The companion plugs utilize laser-welded iridium center electrodes and corrosion-resistant nickel-plated threads, requiring substantially lower firing voltage to initiate flame-front propagation. This reduces electrical stress on the driver circuits while maintaining precise quench resistance and clean burn under open-throttle transitions.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; margin-bottom: 20px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2001-2002 Mercury Cougar\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003eDuratec 25\u003c\/strong\u003e 2.5L V6 \/ \u003cstrong\u003eCDW27\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e170 hp \/ 165 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003eFD498\u003c\/strong\u003e, \u003cstrong\u003e12597745\u003c\/strong\u003e, \u003cstrong\u003e42597745\u003c\/strong\u003e, \u003cstrong\u003eKIN119795TOP\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2001 Mercury Cougar Base 2.5L V6 DOHC\u003c\/li\u003e\n  \u003cli\u003e2001 Mercury Cougar S 2.5L V6 DOHC\u003c\/li\u003e\n  \u003cli\u003e2001 Mercury Cougar V6 2.5L V6 DOHC\u003c\/li\u003e\n  \u003cli\u003e2002 Mercury Cougar Base 2.5L V6 DOHC\u003c\/li\u003e\n  \u003cli\u003e2002 Mercury Cougar V6 2.5L V6 DOHC\u003c\/li\u003e\n  \u003cli\u003e2002 Mercury Cougar XR 2.5L V6 DOHC\u003c\/li\u003e\n  \u003cli\u003e2002 Mercury Cougar 35th Anniversary Edition 2.5L V6 DOHC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the CDW27 Cougar?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 2001-2002 Mercury Cougar equipped with the \u003cstrong\u003eDuratec 25\u003c\/strong\u003e engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these spark plugs pre-gapped for the 2.5L V6?\u003c\/strong\u003e\u003cbr\u003e Plugs arrive pre-set to factory clearance, though verifying gap with a non-contact feeler gauge prior to torque-down is standard service practice.\u003c\/p\u003e\n\n\u003ch3\u003eThe Mercury Sport Coupe Standard\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eCDW27\u003c\/strong\u003e chassis rewards clean power delivery through its responsive sport-tuned suspension. Installing properly rated secondary ignition components restores immediate throttle tip-in, eliminates high-load spark blowout, and ensures your 24-valve V6 operates at peak thermodynamic efficiency.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50606024687864,"sku":"DS-EYVDBC2DQ","price":56.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/ignition-coil-and-iridium-spark-plugs-for-mercury-cougar-2001-2002-2-5l-1.jpg?v=1790090186","url":"https:\/\/performancechiptuning.com\/fr\/products\/ignition-coil-and-iridium-spark-plugs-for-mercury-cougar-2001-2002-2-5l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}