{"product_id":"sixity-auto-champion-copper-plus-spark-plugs-6-pack-for-ford-f-150-4-9l-l6-1987-1996-rf14lc-pre-gapped-0-044","title":"Sixity Auto Champion Copper Plus spark plugs 6‑pack for Ford F-150 4.9L L6 (1987–1996) — RF14LC pre‑gapped 0.044\"","description":"\u003cb\u003eThese six Champion Copper Plus spark plugs are OE-style replacements engineered to fit Ford F-150 4.9L inline‑6 models from 1987 through 1996 with a 0.044\" gap.\u003c\/b\u003e\n\n\u003cp\u003eIf you own an older F-150 with the 4.9L L6 engine and need a faithful, reliable spark plug replacement, this 6‑pack from Sixity Auto supplies Champion Copper Plus plugs matched to factory specifications. The set uses the RF14LC\/OE type and arrives at the specified 0.044-inch gap so you can reinstall without extra adjustment. Champion’s Copper Plus line blends traditional copper core conductivity with modern manufacturing to offer consistent ignition performance across all six cylinders.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these plugs match the original Ford specifications?\u003c\/h3\u003e\n\u003cp\u003eThese Champion RF14LC plugs are produced to the same physical dimensions and electrical characteristics the 4.9L L6 originally used. That means correct thread length, seat style, and heat range for direct replacement. You get a plug that fits the engine’s combustion chamber geometry and ignition timing requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExact fit for Ford F-150 4.9L L6 (1987–1996)\u003c\/li\u003e\n  \u003cli\u003eFactory-type RF14LC\/OE plug designation\u003c\/li\u003e\n  \u003cli\u003ePre-set gap: 0.044 inches, ready to install\u003c\/li\u003e\n  \u003cli\u003eStandard thread and seat for stock cylinder head\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat benefits do Champion Copper Plus plugs provide for older trucks?\u003c\/h3\u003e\n\u003cp\u003eCopper core spark plugs deliver strong, consistent spark energy which helps maintain reliable combustion in older ignition systems. Champion’s manufacturing focus ensures each plug resists wear and maintains performance over many miles. While not a modern iridium or platinum design, copper plugs remain an appropriate choice for classic engines designed around that technology.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGood conductivity from copper core for dependable sparks\u003c\/li\u003e\n  \u003cli\u003eBalanced performance for fuel combustion and idle stability\u003c\/li\u003e\n  \u003cli\u003eCost-effective replacement option for classic engines\u003c\/li\u003e\n  \u003cli\u003eDurable construction to resist normal wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these spark plugs easy to install and maintain?\u003c\/h3\u003e\n\u003cp\u003eYes—each plug arrives gapped to 0.044\" so you can install them with minimal prep. Standard hand tools and a torque wrench are all that’s needed for a proper installation. For best results, replace one cylinder at a time to preserve plug wire routing or coil pack order, and torque to the vehicle manufacturer’s specification.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-gapped for immediate installation\u003c\/li\u003e\n  \u003cli\u003eInstall one cylinder at a time to avoid wire mix-up\u003c\/li\u003e\n  \u003cli\u003eUse torque wrench to manufacturer’s torque spec\u003c\/li\u003e\n  \u003cli\u003eInspect boots and wires while replacing plugs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This six-pack is aimed at owners, mechanics, and restorers of Ford F-150 trucks with the 4.9L inline‑6 from model years 1987–1996 who prefer an OE-style copper-core replacement. If you value correct fitment, straightforward installation, and a budget-conscious part that aligns with older ignition systems, these Champion Copper Plus plugs supplied by Sixity Auto are appropriate. They’re not intended to change engine tuning or substitute for modern precious‑metal designs where long life or extended intervals are required; instead, they restore original ignition behavior and maintain dependable operation in classic F-150 applications.\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: Will these plugs work in my 1992 Ford F-150 4.9L inline‑6?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. These RF14LC Champion Copper Plus plugs are specified for 1987–1996 F-150 4.9L L6 engines with a 0.044\" gap.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these plugs need gapping before installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They come pre-gapped to 0.044\", but it's wise to check the gap before install to verify it matches your vehicle spec.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Sixity Auto","offers":[{"title":"Default Title","offer_id":55167260983639,"sku":"B07YLD2B8H","price":46.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/sixity-auto-champion-front-packaging.jpg?v=1790380621","url":"https:\/\/britishgarage.co.uk\/products\/sixity-auto-champion-copper-plus-spark-plugs-6-pack-for-ford-f-150-4-9l-l6-1987-1996-rf14lc-pre-gapped-0-044","provider":"British Garage","version":"1.0","type":"link"}