{"product_id":"ena-ignition-coil-set-of-4-for-mercury-verado-efi-75-400-hp-direct-fit-oem-replacement-restores-spark","title":"ENA Ignition Coil Set of 4 for Mercury Verado \u0026 EFI 75–400 HP - Direct-Fit OEM Replacement, Restores Spark","description":"\u003cp\u003e\u003cstrong\u003eENA's set of four ignition coils replaces OEM units on many Mercury Verado and EFI outboards, restoring reliable spark delivery across 75–400 HP engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Mercury outboard is showing misfires, hard starting, or uneven power delivery, the ignition coils can be a frequent cause. This ENA four-pack is engineered as a direct-fit replacement for part numbers like 19005251, 339-880615T01, and 8M0039809, and covers a broad range of Mercury Verado and EFI models from 75 through 400 horsepower. The kit arrives with a one-year limited warranty and is intended for technicians and owners who need a dependable, like-for-like swap.\u003c\/p\u003e\n\n\u003ch3\u003eWill these coils fit my Mercury outboard model?\u003c\/h3\u003e\n\u003cp\u003eThese ENA coils are made to match OEM form and function for many Mercury Verado and EFI engines. They are listed as compatible with Mercury 75, 80, 90, 100, 115 EFI and Verado 135–400 models. Always cross-check your engine’s part number or enter vehicle details when available to verify fitment before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect replacements for 19005251, 339-880615T01, 8M0039809\u003c\/li\u003e\n  \u003cli\u003eCompatible with Mercury 75–115 EFI series\u003c\/li\u003e\n  \u003cli\u003eCovers Verado range: 135, 150, 175, 200, 225, 250, 275, 300, 350, 400\u003c\/li\u003e\n  \u003cli\u003eSold as a set of four coils for multi-cylinder engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these coils affect engine performance?\u003c\/h3\u003e\n\u003cp\u003eIgnition coils transform low-voltage electrical current into the high-voltage pulses the spark plugs need. Replacing worn or failed coils can restore consistent spark timing, reduce misfires, and improve throttle response without altering the engine’s tuning. However, they do not change engine power ratings — they help the existing system run as intended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePromotes stable ignition across cylinders\u003c\/li\u003e\n  \u003cli\u003eCan reduce rough idling and intermittent misfires\u003c\/li\u003e\n  \u003cli\u003eHelps maintain smooth acceleration and fuel efficiency\u003c\/li\u003e\n  \u003cli\u003eDesigned to match OEM electrical connections and mounting points\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation straightforward or should I use a mechanic?\u003c\/h3\u003e\n\u003cp\u003eInstallation is generally straightforward for anyone comfortable working on outboards: remove the cowling, disconnect wiring, unbolt the old coil, and install the new unit in reverse order. That said, if you lack experience with ignition systems, engine timing, or waterproof electrical connections, a qualified marine technician ensures proper installation and testing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit design minimizes modifications\u003c\/li\u003e\n  \u003cli\u003eBasic hand tools required for most installations\u003c\/li\u003e\n  \u003cli\u003eInspect spark plugs and wiring while replacing coils\u003c\/li\u003e\n  \u003cli\u003eProfessional installation recommended for warranty validation in some cases\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and quality assurances come with the product?\u003c\/h3\u003e\n\u003cp\u003eThe ENA coil set includes a one-year limited warranty that covers manufacturing defects under normal use. Keep your proof of purchase and follow installation guidelines to remain eligible for coverage. The product is sold as an aftermarket replacement designed to meet OEM specifications for form, fit, and function.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Year Limited Warranty included\u003c\/li\u003e\n  \u003cli\u003eManufacturing-defect coverage under normal operating conditions\u003c\/li\u003e\n  \u003cli\u003eSold as a set of four for multi-cylinder engines\u003c\/li\u003e\n  \u003cli\u003eCompatible part numbers listed for easier cross-referencing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The ENA Set of 4 Ignition Coils is suited to boat owners, marine mechanics, and fleet operators running Mercury Verado or EFI outboards who need reliable, cost-effective replacements. Choose this kit if you want a direct-fit aftermarket option that aligns with common Mercury part numbers and provides a one-year limited warranty for peace of mind.\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: Do these coils fit Mercury Verado 200 HP engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the ENA set lists compatibility with Verado models including 200 HP; verify with your engine part number before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does the one-year limited warranty cover?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The warranty covers manufacturing defects under normal use; retain proof of purchase and follow installation guidelines for claims.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ENA","offers":[{"title":"Default Title","offer_id":48081575149726,"sku":"B0C8BPXMHL","price":177.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ena-coil-front-packaging.jpg?v=1785808227","url":"https:\/\/northtrailauto.ca\/products\/ena-ignition-coil-set-of-4-for-mercury-verado-efi-75-400-hp-direct-fit-oem-replacement-restores-spark","provider":"North Trail Auto","version":"1.0","type":"link"}