{"product_id":"cometic-est-top-end-gasket-kit-98mm-yamaha-yfz450-2004-2008","title":"Cometic EST Top End Gasket Kit 98mm – Yamaha YFZ450 (2004–2008)","description":"\u003ch1 data-start=\"114\" data-end=\"187\"\u003eCometic Top End Gasket Kit – 98.00 mm (EST) – Yamaha YFZ450 (2004–2008)\u003c\/h1\u003e\n\u003ch2 data-start=\"189\" data-end=\"207\"\u003e🛠️ Description\u003c\/h2\u003e\n\u003cp data-start=\"208\" data-end=\"598\"\u003eUpgrade your Yamaha YFZ450’s sealing performance with the Cometic EST Top End Gasket Kit. Designed with Extreme Sealing Technology (EST), this 98.00 mm kit features multi-layer steel (MLS) gaskets with Viton coating to ensure maximum compression retention, even under high horsepower and cylinder pressure. Made in the USA, it’s built for serious riders who demand long-lasting reliability.\u003c\/p\u003e\n\u003ch2 data-start=\"600\" data-end=\"620\"\u003e✅ What’s Included\u003c\/h2\u003e\n\u003cul data-start=\"621\" data-end=\"775\"\u003e\n\u003cli data-start=\"621\" data-end=\"665\"\u003e\n\u003cp data-start=\"623\" data-end=\"665\"\u003eMLS head gasket (98.00 mm, Viton-coated)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"666\" data-end=\"681\"\u003e\n\u003cp data-start=\"668\" data-end=\"681\"\u003eBase gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"682\" data-end=\"705\"\u003e\n\u003cp data-start=\"684\" data-end=\"705\"\u003eRocker cover gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"706\" data-end=\"726\"\u003e\n\u003cp data-start=\"708\" data-end=\"726\"\u003eCylinder O-rings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"727\" data-end=\"775\"\u003e\n\u003cp data-start=\"729\" data-end=\"775\"\u003eAll necessary top end-specific O-rings \u0026amp; seals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"777\" data-end=\"790\"\u003e📦 Fitment\u003c\/h2\u003e\n\u003cp data-start=\"791\" data-end=\"801\"\u003e\u003cstrong data-start=\"791\" data-end=\"801\"\u003eYamaha\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"802\" data-end=\"824\"\u003e\n\u003cli data-start=\"802\" data-end=\"824\"\u003e\n\u003cp data-start=\"804\" data-end=\"824\"\u003eYFZ450 (2004–2008)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"826\" data-end=\"846\"\u003e🛡️ Warranty Info\u003c\/h2\u003e\n\u003cp data-start=\"847\" data-end=\"1016\"\u003eCometic gaskets are backed by a manufacturer’s warranty against defects in materials and workmanship. Damage from improper installation or engine failure is not covered.\u003c\/p\u003e\n\u003ch2 data-start=\"1018\" data-end=\"1036\"\u003e🔑 Key Features\u003c\/h2\u003e\n\u003cul data-start=\"1037\" data-end=\"1351\"\u003e\n\u003cli data-start=\"1037\" data-end=\"1124\"\u003e\n\u003cp data-start=\"1039\" data-end=\"1124\"\u003eEST (Extreme Sealing Technology) design for superior sealing under extreme pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1125\" data-end=\"1208\"\u003e\n\u003cp data-start=\"1127\" data-end=\"1208\"\u003eMulti-layer steel construction for even torque load and reduced bore distortion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1209\" data-end=\"1274\"\u003e\n\u003cp data-start=\"1211\" data-end=\"1274\"\u003eViton-coated layers resist heat, fuel, and chemical breakdown\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1275\" data-end=\"1333\"\u003e\n\u003cp data-start=\"1277\" data-end=\"1333\"\u003eHelps maintain piston ring seal for better performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1334\" data-end=\"1351\"\u003e\n\u003cp data-start=\"1336\" data-end=\"1351\"\u003eMade in the USA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Parts Unlimited","offers":[{"title":"Default Title","offer_id":46761984131297,"sku":"0934-0878","price":156.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1219\/2993\/files\/cometic-est-top-end-gasket-kit-98mm-yamaha-yfz450-20042008-6356515.jpg?v=1763569712","url":"https:\/\/dunegoonshop.com\/en-ca\/products\/cometic-est-top-end-gasket-kit-98mm-yamaha-yfz450-2004-2008","provider":"Dune Goons","version":"1.0","type":"link"}