{"product_id":"ngk-spark-plug-bpr6efs-8-pack-18mm-reach-0-8mm-gap-5kω-resistor-for-cars-small-engines","title":"NGK Spark Plug BPR6EFS 8-Pack — 18mm Reach, 0.8mm Gap, 5KΩ Resistor for Cars \u0026 Small Engines","description":"\u003cp\u003e\u003cstrong\u003eNGK BPR6EFS 3623 is a genuine pack of eight standard NGK spark plugs designed to replace worn or faulty plugs across a wide range of cars, small engines and marine inboards.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese NGK BPR6EFS plugs come as an authentic 8-pack with original packaging and hardware, built to the manufacturer's specification for fit and function. They are a standard replacement option for many Ford models (Escort, Fiesta, Granada, Orion, Scorpio) and fit various other applications such as boat inboard motors, mowers and small engines. Key factory specs include an 18 mm reach, a spark gap set to 0.8 mm, and an internal resistor value of 5 KΩ to reduce radio interference.\u003c\/p\u003e\n\n\u003ch3\u003eWill these plugs fit my vehicle or equipment?\u003c\/h3\u003e\n\u003cp\u003eCompatibility depends on your engine’s thread size, reach and heat range. The BPR6EFS is a commonly used NGK part for older Ford models and a variety of small engines; always cross-reference your vehicle’s service manual or a parts lookup tool before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePart number: NGK BPR6EFS (3623)\u003c\/li\u003e\n  \u003cli\u003eCommon fits: Escort, Fiesta, Granada, Orion, Scorpio and some inboards and mowers\u003c\/li\u003e\n  \u003cli\u003eConfirm fit via OEM lookup or Amazon Confirmed Fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these plugs perform and what are the key specifications?\u003c\/h3\u003e\n\u003cp\u003eThese are standard nickel-electrode plugs engineered for reliable ignition and EMI suppression. They include a 5 KΩ internal resistor and are pre-gapped to 0.8 mm, making them ready for many replacement jobs straight from the box.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThread reach: 18 mm for proper seating in compatible engines\u003c\/li\u003e\n  \u003cli\u003eSpark gap: 0.8 mm (pre-set, can be adjusted if required)\u003c\/li\u003e\n  \u003cli\u003eResistor: 5 KΩ to minimize radio and ignition interference\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation details and torque settings should I follow?\u003c\/h3\u003e\n\u003cp\u003eUse the correct torque to ensure a proper heat transfer and seal without damaging the plug or thread. Torque differs by seat material: cast-iron seats require higher torque, while aluminum heads need gentler tightening and a torque-angle approach if specified.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCast iron head torque: 10.8–18 lb·ft (approximately 14.6–24.4 N·m)\u003c\/li\u003e\n  \u003cli\u003eAluminum head torque: 7.2–14.5 lb·ft (approximately 9.8–19.7 N·m)\u003c\/li\u003e\n  \u003cli\u003eAlways gap-check to 0.8 mm and use anti-seize only if recommended by the vehicle maker\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know when to replace spark plugs and what does this 8-pack include?\u003c\/h3\u003e\n\u003cp\u003eReplace plugs according to your engine manufacturer’s service interval or earlier if you notice hard starts, misfire or poor fuel economy. This NGK kit supplies eight identical plugs in original packaging to service multiple cylinders or keep spares on hand.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContents: eight NGK BPR6EFS (3623) spark plugs, original packaging and any included hardware\u003c\/li\u003e\n  \u003cli\u003eUse-case: full engine service for 4- and 6-cylinder engines or multiple small engines\u003c\/li\u003e\n  \u003cli\u003ePre-packaged and ready to install after a quick gap check\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: this 8-pack is aimed at DIY mechanics, professional technicians and fleet\/service shops that need genuine NGK replacement plugs for older Ford models, marine inboards, lawn equipment and other compatible engines. It’s also useful for anyone who prefers buying genuine OEM-standard parts in bulk to complete a full tune-up or to keep a supply of trusted spares.\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: Are these NGK BPR6EFS plugs pre-gapped?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, they come pre-gapped to 0.8 mm but you should verify and adjust the gap to your engine's spec before installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use anti-seize on these spark plug threads?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Only use anti-seize if your vehicle's manufacturer recommends it; otherwise follow the torque specifications for your head material.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":55168322863447,"sku":"B07PFWHRV2","price":55.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/ngk-bpr6efs-front-packaging.jpg?v=1790399973","url":"https:\/\/britishgarage.co.uk\/products\/ngk-spark-plug-bpr6efs-8-pack-18mm-reach-0-8mm-gap-5k%cf%89-resistor-for-cars-small-engines","provider":"British Garage","version":"1.0","type":"link"}