{"product_id":"ignition-coil-pack-dg508-spark-plugs-set-sp493-sp479-reliable","title":"Ignition Coil Pack DG508 \u0026 Spark Plugs Set SP493 SP479 - Reliable","description":"\u003cp\u003eIn this review the Ignition Coil Pack DG508 paired with Spark Plugs SP493 and SP479 is assessed for owners of 4.6L and 5.4L V8 Ford and Lincoln trucks and vans who need a straightforward way to fix rough starting, misfires, or high fuel use. The bottom line: this kit restores consistent ignition and smoother idle without complicated installation, making it a pragmatic choice for a DIY mechanic wanting improved driveability and lower fuel cost.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmoother ride:\u003c\/strong\u003e Replacing worn coils and plugs eliminates misfires and long crank times so the engine runs more smoothly during idle and acceleration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality that lasts:\u003c\/strong\u003e Heat-resistant and corrosion-protected components reduce premature failure and extend service life under heavy under-hood temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffortless installation:\u003c\/strong\u003e The plug-and-play coil pack and standard spark plug fitments let a competent DIYer install the set without special tools or a garage visit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlawless performance:\u003c\/strong\u003e Once installed, expect steadier starts, more consistent combustion and improved fuel efficiency compared with failing ignition parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide compatibility:\u003c\/strong\u003e Designed for 4.6L and 5.4L V8 engines used in F-150, F-250, F-350 and E-series vans plus Lincoln Navigator models when the listed fit applies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis kit is aimed at owners of Ford F-150, F-250, F-350, E150, E250, E350, E450 and Lincoln Navigator models with 4.6L or 5.4L V8 engines who are experiencing difficulty starting, misfires, or reduced fuel economy and are comfortable doing basic engine maintenance.\u003c\/p\u003e\u003cp\u003eIt is less suitable for vehicles outside the listed engine families or for buyers who require OE-branded packaging and exact original equipment part numbers; confirm year, make and model compatibility before purchase to avoid incorrect plugs or fitment issues.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eImproves start-up reliability and reduces misfires, producing a noticeably smoother idle.\u003c\/li\u003e\n\u003cli\u003eDurable construction with heat and corrosion protection for longer service life.\u003c\/li\u003e\n\u003cli\u003eEasy to install, enabling many owners to replace the parts themselves and save on labor.\u003c\/li\u003e\n\u003cli\u003eGood value for money relative to replacing individual ignition components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOccasional reports of incorrect spark plugs in the shipment mean buyers should check part numbers on arrival.\u003c\/li\u003e\n\u003cli\u003eNot an exact OEM-branded replacement, so some buyers preferring original factory parts may look elsewhere.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eMCK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded parts\u003c\/td\u003e\n\u003ctd\u003eIgnition coil pack DG508 plus spark plugs SP493 and SP479\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible engines\u003c\/td\u003e\n\u003ctd\u003e4.6L V8, 5.4L V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible vehicles\u003c\/td\u003e\n\u003ctd\u003eFord F-150, F-250, F-350, E150, E250, E350, E450; Lincoln Navigator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary benefits\u003c\/td\u003e\n\u003ctd\u003eImproved starting, reduced misfires, better fuel efficiency\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDurability features\u003c\/td\u003e\n\u003ctd\u003eHeat resistance and corrosion protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eFor owners of compatible Ford and Lincoln V8s who need a reliable, cost-effective fix for starting problems and misfires, this ignition coil and spark plug set delivers clear practical benefits: easier starts, smoother running and potential fuel savings. Confirm fitment on receipt to avoid the occasional plug mismatch, but overall it represents a sensible DIY replacement that brings a noticeable improvement in everyday driveability.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill this fit my truck?\u003c\/strong\u003e\u003cbr\u003eCheck the year, make and model compatibility for 4.6L and 5.4L V8 engines before purchase and verify the included part numbers on arrival.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs installation difficult?\u003c\/strong\u003e\u003cbr\u003eInstallation is straightforward for a DIYer with basic hand tools; the kit is designed for plug-and-play replacement without specialized equipment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill this improve fuel economy?\u003c\/strong\u003e\u003cbr\u003eYes; by resolving misfires and inconsistent ignition, the set can improve combustion efficiency and may reduce fuel consumption.\u003c\/p\u003e","brand":"MCK","offers":[{"title":"Default Title","offer_id":48249057018075,"sku":"B09D5X86HP","price":91.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71PCtWvky5L._AC_SL1500.jpg?v=1771099586","url":"https:\/\/gearmusthave.com\/products\/ignition-coil-pack-dg508-spark-plugs-set-sp493-sp479-reliable","provider":"GearMustHave","version":"1.0","type":"link"}