{"product_id":"lutifix-5-holes-spark-plug-tester-adjustable-rpm-200-9999-rpm-digital-display-protective-cover","title":"LUTIFIX 5-Holes Spark Plug Tester — Adjustable RPM 200–9999 rpm, Digital Display, Protective Cover","description":"\u003cdiv class=\"desc\"\u003e\n  \u003ch2\u003eOverview\u003c\/h2\u003e\n  \u003cp\u003eMeet the LUTIFIX 5-Holes Spark Plug Tester, a compact, rugged tool built for automotive and motorcycle diagnostic workflows. Instead of testing one plug at a time, you can compare the ignition strength of up to five plugs side by side, using a fresh reference plug as a baseline. The result is a clearer, more actionable view of ignition performance that supports timely replacements and smoother engine operation without guesswork.\u003c\/p\u003e\n  \u003cp\u003eDesigned with real-world use in mind, this tester blends safety, clarity, and efficiency. It pairs a tactile, knob-driven copper-ring height adjustment with a crisp digital display, offering immediate feedback while you work. The five parallel test holes enable quick swaps and rapid parallel comparisons, helping technicians move from diagnosis to decision faster.\u003c\/p\u003e\n\n  \u003ch3\u003eKey features at a glance\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eFive-plug simultaneous testing to speed up diagnostics and planning\u003c\/li\u003e\n    \u003cli\u003eAdjustable test hole via a copper-ring knob to fit different spark plug heights\u003c\/li\u003e\n    \u003cli\u003eFrequency range from 200 to 9000 rpm\/min to simulate varied engine speeds\u003c\/li\u003e\n    \u003cli\u003eClear digital display paired with an ABS protective shell for safe, precise operation\u003c\/li\u003e\n    \u003cli\u003ePlug-and-play setup: insert a reference plug, place the tested plug, power up, and observe\u003c\/li\u003e\n    \u003cli\u003eBroad compatibility with 12V gasoline, diesel engines, and motorcycle\/truck spark plugs\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eHow it adapts to different plugs\u003c\/h3\u003e\n  \u003cp\u003eThe adjustable test hole uses a copper-ring mechanism that lets you tailor socket height, expanding compatibility across typical 12V spark plugs. When you pair a reference plug with the tested ones, you can observe comparative spark intensity to identify potential ignition issues.\u003c\/p\u003e\n\n  \u003ch3\u003eSimulating real-world engine conditions\u003c\/h3\u003e\n  \u003cp\u003eVarying the working frequency from 200 to 9000 rpm\/min mirrors different engine speeds, helping you assess ignition performance under realistic load. Higher frequencies often reveal stronger spark intensity, making it easier to spot gaps between new and aging plugs.\u003c\/p\u003e\n\n  \u003ch3\u003eSafety, clarity, and ease of use\u003c\/h3\u003e\n  \u003cp\u003eThe digital readout provides real-time speed feedback, while the protective cover guards hands during testing. Setup is straightforward: insert a reference plug, place the tested plug, connect power, and adjust the frequency while watching the sparks on the screen.\u003c\/p\u003e\n\n  \u003ch3\u003eWhat you gain\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eSimultaneous five-plug testing to streamline diagnostics\u003c\/li\u003e\n    \u003cli\u003eHeight-adjustable test holes for broad plug compatibility\u003c\/li\u003e\n    \u003cli\u003eReal-time rpm readouts to compare performance across speeds\u003c\/li\u003e\n    \u003cli\u003eSafe operation with a protective shell and clear spark visibility\u003c\/li\u003e\n    \u003cli\u003eEasy, quick setup with a plug-and-play workflow\u003c\/li\u003e\n    \u003cli\u003eWide 12V vehicle and motorcycle compatibility\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003eNote: This tool provides comparative insights based on spark observations and is intended to support maintenance decisions, not guarantee outcomes.\u003c\/p\u003e\n\u003c\/div\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: What is the LUTIFIX 5-Holes Spark Plug Tester designed to do?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It runs five plugs at once to compare ignition strength, helping you spot weak plugs and time replacements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this tester work with different vehicles and plug heights?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it supports most 12V gasoline and diesel plugs, with an adjustable copper-ring hole to fit various heights.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"LUTIFIX","offers":[{"title":"Default Title","offer_id":42487302553685,"sku":"B0FJY72BJ7","price":67.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/lutifix-5-hole-spark-plug-tester.jpg?v=1778428547","url":"https:\/\/plentytorque.co.uk\/products\/lutifix-5-holes-spark-plug-tester-adjustable-rpm-200-9999-rpm-digital-display-protective-cover","provider":"PlentyTorque","version":"1.0","type":"link"}