{"product_id":"fiada-compression-tester-kit-9-piece-blue-0-300-psi-gauge-with-spark-plug-probe-14-hose","title":"Fiada Compression Tester Kit 9-Piece — Blue 0–300 PSI Gauge with Spark Plug Probe, 14\" Hose","description":"\u003cp\u003e\u003cstrong\u003eThe Fiada 9-piece tester kit combines a 3-inch 0–300 PSI compression gauge with universal adapters and a spark plug probe so you can diagnose combustion and ignition issues yourself.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact kit brings compression measurement and spark-signal testing into one organized case, letting mechanics and DIYers quickly inspect cylinder health and ignition performance across cars, motorcycles, ATVs, snowmobiles and light marine engines. The kit pairs a shock-protected dial gauge with straight and curved rubber cones, four brass fittings and a spark probe to give broad vehicle compatibility and clear visual feedback.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use the Fiada compression gauge safely and accurately?\u003c\/h3\u003e\n\u003cp\u003eFollow basic engine-prep steps to protect the tester and get repeatable readings: disable fuel and ignition, remove spark plugs, and thread the gauge into the plug hole by hand. Crank the engine a few revolutions with throttle depressed until the gauge stabilizes, then compare peak pressure to the engine’s specifications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDisable fuel pump\/fuel injection fuses and disconnect ignition wires before testing\u003c\/li\u003e\n  \u003cli\u003eHand-thread the proper adapter until snug to avoid damaging threads\u003c\/li\u003e\n  \u003cli\u003eCrank engine four revolutions for reliable peak pressure readings\u003c\/li\u003e\n  \u003cli\u003eRecord PSI and kg\/cm² values from the dual-scale 3\" dial\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat vehicles and spark plug types will this kit work with?\u003c\/h3\u003e\n\u003cp\u003eThe Fiada kit is built to be broadly compatible: brass adapters and rubber cone ends accommodate most spark plug hole sizes and odd angles found on cars, light trucks, motorcycles, ATVs, snowmobiles and small boats. The 14-inch extension hose helps reach recessed plugs and tight engine bays.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes straight and curved rubber cone adapters for angled plug wells\u003c\/li\u003e\n  \u003cli\u003eFour brass threaded fittings to match common spark plug thread sizes\u003c\/li\u003e\n  \u003cli\u003e14-inch hose extends reach to recessed cylinders and inline engines\u003c\/li\u003e\n  \u003cli\u003eUseful for gasoline engines across many makes and models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the spark plug tester probe help pinpoint ignition issues?\u003c\/h3\u003e\n\u003cp\u003eThe spark probe visually reveals whether high-voltage current reaches the plug under cranking conditions. If the probe shows a consistent spark, the ignition system is delivering voltage; inconsistent or absent sparks indicate faults in plugs, leads, coils, or timing circuits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuickly displays presence or absence of spark under load\u003c\/li\u003e\n  \u003cli\u003eHelps isolate bad plugs, fouled connections, or coil failures\u003c\/li\u003e\n  \u003cli\u003eSafe visual check when used with ignition and fuel systems disabled properly\u003c\/li\u003e\n  \u003cli\u003eWorks alongside compression checks to separate mechanical from ignition faults\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features protect the gauge and make readings easy to read?\u003c\/h3\u003e\n\u003cp\u003eThe 3-inch instrument features a dual-scale 0–300 PSI and 0–20 kg\/cm² dial with an anti-scratch cover and rubberized housing to absorb bumps. The entire kit is stored in a fitted ABS case so fittings remain organized and protected during transport and storage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge dual-scale dial for fast reference in PSI or metric units\u003c\/li\u003e\n  \u003cli\u003eRubber protection around the gauge minimizes shock damage\u003c\/li\u003e\n  \u003cli\u003eAnti-scratch lens keeps the face readable over time\u003c\/li\u003e\n  \u003cli\u003eABS storage case secures adapters, hose, and spark probe\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Fiada 9-piece Compression Tester and Spark Plug Tester is aimed at home mechanics, small-shop technicians, and vehicle owners who perform routine diagnostics and troubleshooting. It suits users who want a single, portable kit to evaluate cylinder compression, identify ignition faults, and compare readings across cylinders without relying on dealer tools. If you need a durable, easy-to-read gauge set with wide adapter compatibility and a compact case for garage or field use, this kit delivers practical diagnostics and visual spark verification.\u003c\/p\u003e\n\n\u003cp\u003eSafety note: always follow engine shutdown and isolation steps before attaching or removing test equipment. Do not touch live circuits while ignition is engaged.\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: Can this gauge measure both PSI and kg\/cm²?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the 3-inch dial displays dual units from 0–300 PSI and 0–20 kg\/cm² for quick comparison.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will the spark tester damage my ignition system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — when used properly with fuel and ignition disabled it only visualizes spark without harming components.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fiada","offers":[{"title":"Default Title","offer_id":48087279567006,"sku":"B09CGT5V6S","price":37.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/fiada-compression-kit-front-case-open.jpg?v=1785920171","url":"https:\/\/northtrailauto.ca\/products\/fiada-compression-tester-kit-9-piece-blue-0-300-psi-gauge-with-spark-plug-probe-14-hose","provider":"North Trail Auto","version":"1.0","type":"link"}