{"product_id":"yamaha-spark-plug-cap-assy-663-82370-01-00","title":"Yamaha Spark Plug Cap Assembly - 663-82370-01-00","description":"\u003ch2\u003eYamaha Spark Plug Cap Assembly\u003c\/h2\u003e\u003cp\u003eKeep your outboard's ignition system firing cleanly with this OEM Yamaha Spark Plug Cap Assembly (Part No. 663-82370-01-00). Designed as a direct replacement for Yamaha outboard engines, this cap assembly seals the connection between the spark plug wire and plug, protecting against moisture, vibration, and electrical interference — all common challenges in the marine environment.\u003c\/p\u003e\u003cp\u003eA worn or cracked plug cap can cause misfires, hard starting, and rough idle. Replacing it with a genuine OEM part restores reliable ignition performance and helps protect your coil and plug wire from premature wear.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Yamaha replacement — direct fit, no modification required\u003c\/li\u003e\n\u003cli\u003eSeals against moisture and salt spray\u003c\/li\u003e\n\u003cli\u003eReduces electrical interference for consistent spark delivery\u003c\/li\u003e\n\u003cli\u003eDurable construction suited to marine operating conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Spark Plugs\u003c\/h3\u003e\u003cp\u003ePair this cap with compatible NGK spark plugs for a complete ignition service:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ngk-4\"\u003eNGK Spark Plug - DR7EA\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/lns-132\"\u003eNGK Spark Plug - DPR7EA-9\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eRelated Ignition Components\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/products\/yamaha-58\"\u003eYamaha F9.9–F25 Outboard Ignition Coil Assembly - 6F5-85570-13-00\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e Recommended when servicing spark plugs on Yamaha outboards — especially during annual tune-ups or when diagnosing misfires and rough running. Inspect the cap for cracks, carbon tracking, or a loose fit whenever plugs are changed. Replacing the cap at the same time as the plugs is a low-cost step that prevents repeat service calls.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart No.:\u003c\/strong\u003e 663-82370-01-00  |  \u003cstrong\u003eSKU:\u003c\/strong\u003e 663-82370-01-00\u003c\/p\u003e","brand":"YAM","offers":[{"title":"Default Title","offer_id":43564298666020,"sku":"663-82370-01-00","price":20.87,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/images_a41235ec-b16c-489d-aa7c-2669cc0b9b48.jpg?v=1785960368","url":"https:\/\/marisolmarine.com\/products\/yamaha-spark-plug-cap-assy-663-82370-01-00","provider":"Marisol Marine Company","version":"1.0","type":"link"}