{"product_id":"fiada-compression-tester-kit-9-piece-300-psi-dual-unit-gauge-spark-plug-tester-black","title":"Fiada Compression Tester Kit, 9-Piece — 300 PSI Dual-Unit Gauge \u0026 Spark Plug Tester (Black)","description":"\u003cp\u003e\u003cstrong\u003eFiada's 9-piece automotive compression tester kit is a complete, portable set that lets you measure cylinder pressure and verify ignition spark quickly and accurately for cars and motorcycles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Fiada kit pairs a 300 PSI dual-unit compression gauge with a spark plug tester and a range of adapters so you can inspect engine health without a trip to the shop. The tools are stored in an ABS carrying case and built to fit most spark plug threads and small-bore engine ports, making this set a practical addition to any garage, mobile mechanic bag, or rider toolkit.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use the compression gauge to check cylinder health?\u003c\/h3\u003e\n\u003cp\u003eUse the compression gauge by removing the spark plug, attaching the correct adapter, and cranking the engine while the throttle is open. Readings on the 3-inch dial show pressure in both PSI and kg\/cm² so you can compare cylinders or check against manufacturer specs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRemove fuel pump\/fuel-injection fuse and disable ignition before testing.\u003c\/li\u003e\n  \u003cli\u003eHand-thread the gauge adapter into the spark plug hole to avoid cross-threading.\u003c\/li\u003e\n  \u003cli\u003eCrank the engine four full revolutions with throttle depressed for a stable reading.\u003c\/li\u003e\n  \u003cli\u003eCompare readings across cylinders to identify low-compression issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat adapters are included and which engines do they fit?\u003c\/h3\u003e\n\u003cp\u003eThe kit includes one straight rubber cone, one curved rubber cone, four brass adapters, and a 14-inch extension hose to cover a variety of spark plug and cylinder types. These fittings accommodate most motorcycle and automotive spark plug threads and recessed ports found on small engines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStraight and curved rubber cones for irregular or recessed ports.\u003c\/li\u003e\n  \u003cli\u003eFour brass adapters to match common thread sizes and reach tight spaces.\u003c\/li\u003e\n  \u003cli\u003e14-inch extension hose for hard-to-reach cylinders or angled placement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the included spark plug tester help diagnose ignition problems?\u003c\/h3\u003e\n\u003cp\u003eThe spark plug tester visually confirms whether ignition voltage is reaching the plug by producing a visible spark under load. It’s a simple, fast way to detect faulty wires, poor connections, damaged plugs, or ignition timing issues without removing components for bench testing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnects inline with the spark plug to display spark presence safely.\u003c\/li\u003e\n  \u003cli\u003eHelps isolate ignition faults like bad coils, wires, or plugs.\u003c\/li\u003e\n  \u003cli\u003eWorks on most engines that use spark plugs, from motorcycles to cars.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features improve durability and ease of use?\u003c\/h3\u003e\n\u003cp\u003eThe gauge has a 3-inch dial with dual PSI and kg\/cm² units and a scratch-resistant cover plus a rubber boot for impact protection. All components store neatly in an ABS case so parts stay organized and protected when not in use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e300 PSI range covers common passenger and light-duty engine compression values.\u003c\/li\u003e\n  \u003cli\u003eRubber-protected dial resists drops and shop wear.\u003c\/li\u003e\n  \u003cli\u003eCompact ABS case with foam layout for secure transport and storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Fiada 9-piece compression tester kit is designed for DIY mechanics, mobile technicians, motorcycle riders, and small-engine owners who want a reliable diagnostic toolset. It’s suitable for anyone who needs quick compression comparisons, basic ignition checks, or a portable kit that fits in a garage drawer or trunk — no specialized training required, just common-sense safety precautions and basic engine knowledge.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eSafety reminder:\u003c\/em\u003e Always disconnect fuel and ignition systems before testing and never touch the spark plug tester or gauge fittings while the engine is cranking. If you’re unsure about a result, consult a professional mechanic.\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 kit test motorcycle engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The included adapters and rubber cones fit most motorcycle spark plug threads and small-bore cylinders for compression checks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What pressure range does the gauge measure?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The gauge reads 0–300 PSI and 0–20 kg\/cm², displayed on a 3-inch dial for easy comparison.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fiada","offers":[{"title":"Default Title","offer_id":67591198179513,"sku":"B09G359ZY9","price":67.12,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/fiada-front-packaging-complete-kit.jpg?v=1790543530","url":"https:\/\/redleafauto.ca\/products\/fiada-compression-tester-kit-9-piece-300-psi-dual-unit-gauge-spark-plug-tester-black","provider":"Redleaf Auto","version":"1.0","type":"link"}