{"product_id":"peuxmall-spark-plug-gap-tool-32-blade-steel-feeler-gauge-universal-10-16mm-gapper-red","title":"Peuxmall Spark Plug Gap Tool — 32-Blade Steel Feeler Gauge, Universal 10–16mm Gapper (Red)","description":"\u003cp\u003e\u003cstrong\u003ePeuxmall Spark Plug Gap Tool is a compact, universal gapping device with a 32-blade steel feeler gauge designed to quickly measure and set spark plug gaps for most 10mm, 12mm, 14mm and 16mm threads.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eEngineers, DIY mechanics and home hobbyists need a reliable way to check and adjust spark plug gaps without buying specialized equipment for every plug size. The Peuxmall tool combines a multi-blade steel feeler gauge with a simple mechanical gapping edge, packaged in a bright red, easy-to-locate housing that fits common passenger cars, motorcycles, lawn equipment and small engines. It is not intended for 18mm thread or long-reach spark plugs—verify plug thread size before use.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this tool measure spark plug gaps accurately?\u003c\/h3\u003e\n\u003cp\u003eThe Peuxmall tool uses a 32-blade steel feeler gauge set to cover a wide range of gap tolerances. Each blade is a calibrated thickness that slips between the center and ground electrode so you can confirm the exact clearance. The rigid steel blades resist bending for repeatable readings, and the gauge is clearly marked for quick selection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e32 precision blades for fine increments of gap measurement\u003c\/li\u003e\n  \u003cli\u003eRigid steel construction minimizes measurement error\u003c\/li\u003e\n  \u003cli\u003eMarked thicknesses help identify the correct blade quickly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it fit the spark plugs on my motorcycle or car?\u003c\/h3\u003e\n\u003cp\u003eThis gapper was built to accommodate the most common plug thread sizes: 10mm, 12mm, 14mm and 16mm. It is suitable for many motorcycles, scooters, ATVs, cars and small engines that use those standard threads. It should not be used with 18mm thread plugs or long-reach styles—always check the plug specification before attempting to gap.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with most 10mm, 12mm, 14mm and 16mm spark plugs\u003c\/li\u003e\n  \u003cli\u003eNot recommended for 18mm thread or long-reach plugs\u003c\/li\u003e\n  \u003cli\u003eCompact size fits workshop toolboxes and glove compartments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I adjust the gap without damaging the electrode?\u003c\/h3\u003e\n\u003cp\u003eThe tool features a simple bending edge to open or close the gap while you check with the feeler blades. Some electrodes have spring tension and may rebound slightly after adjustment; for those, set the gap slightly under the target size and recheck. Work gently and use successive small adjustments rather than forceful bending to avoid distorting electrodes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse the feeler blade to verify gap, then adjust with the gapping edge\u003c\/li\u003e\n  \u003cli\u003eSet slightly below target on springy electrodes, then re-measure\u003c\/li\u003e\n  \u003cli\u003eMake small incremental bends to maintain electrode alignment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes this tool durable and easy to use?\u003c\/h3\u003e\n\u003cp\u003ePeuxmall built the gapper from premium steel blades housed in a bright red frame for visibility and longevity in workshop settings. The blades are corrosion-resistant and sized for accurate readings, while the housing gives a comfortable grip for one-handed adjustments. Its compact footprint and simple operation mean both beginners and experienced users can work quickly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuality steel blades resist wear and maintain thickness accuracy\u003c\/li\u003e\n  \u003cli\u003eRed housing is easy to spot in a toolbox or garage\u003c\/li\u003e\n  \u003cli\u003eCompact, lightweight design for portable use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Peuxmall Spark Plug Gap Tool is aimed at vehicle owners, mechanics and small-engine technicians who need a low-cost, reliable way to measure and adjust spark plug gaps across the most common plug sizes. It's a practical addition to a home mechanic's kit, a motorcycle tool roll, or a professional toolbox when working with 10mm–16mm threaded plugs.\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: Which spark plug thread sizes does this tool support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports most 10mm, 12mm, 14mm and 16mm spark plugs. It is not suitable for 18mm thread or long-reach plugs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I account for electrodes that spring back after adjusting?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Set the gap slightly smaller than the target and re-measure; make small, gradual bends to avoid over-adjusting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Peuxmall","offers":[{"title":"Default Title","offer_id":55161670533463,"sku":"B0DCTR9YZW","price":30.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/peuxmall-front-view-spark-plug-gapper.jpg?v=1790331152","url":"https:\/\/britishgarage.co.uk\/products\/peuxmall-spark-plug-gap-tool-32-blade-steel-feeler-gauge-universal-10-16mm-gapper-red","provider":"British Garage","version":"1.0","type":"link"}