{"product_id":"cometic-top-end-gasket-kit-for-4-stroke-engines","title":"Cometic Top End Gasket Kit for 4-Stroke Engines","description":"\u003cp\u003eEnsure peak engine performance and reliability with the \u003cstrong\u003eCometic 4-stroke top end gasket kit\u003c\/strong\u003e. This high-performance kit provides all the essential gaskets and O-rings required for a complete top-end rebuild or refresh, engineered for demanding motorcycle applications.\u003c\/p\u003e\u003ch2\u003eDescription\u003c\/h2\u003e\u003cp\u003eThe Cometic Hi-Performance Top End Gasket Kit, specifically designed for 4-stroke engines with an 84.00 mm (3.307\") bore, is engineered to meet the rigorous demands of modern, high-output naturally aspirated and boosted machines. At its core, this kit features advanced \u003cstrong\u003eMLS head gaskets\u003c\/strong\u003e (Multi-Layer Steel) which are critical for optimal engine sealing. These precision-engineered gaskets promote an even torque load across the sealing surface, significantly reducing bore distortion. This leads to a superior piston ring seal, directly translating into more power and enhanced engine efficiency.\u003c\/p\u003e\u003cp\u003eThe outer layers of these MLS head gaskets are embossed and coated with a durable Viton rubber material, providing exceptional heat resistance and sealing integrity under extreme conditions. Furthermore, the kit incorporates Cometic's proprietary EST (\u003cstrong\u003eExtreme Sealing Technology\u003c\/strong\u003e) with embossed stainless steel head, base, and rocker gaskets. This innovative design ensures heat is effectively drawn away from the combustion ring and dissipated evenly across the gasket surface, preventing hot spots and premature gasket failure. Crafted for durability and precision, this \u003cstrong\u003emotorcycle engine rebuild\u003c\/strong\u003e component guarantees a reliable and long-lasting seal, making it an essential choice for any high-performance \u003cstrong\u003e84mm bore gasket\u003c\/strong\u003e application. Proudly \u003cstrong\u003eMade in the USA\u003c\/strong\u003e, Cometic delivers uncompromising quality for your engine's critical sealing needs.\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Top-End Sealing Solution:\u003c\/strong\u003e This comprehensive kit includes all necessary base, head gaskets, and cylinder O-rings, plus other specific seals required for a thorough top-end removal and reinstallation (R\u0026amp;R).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Multi-Layer Steel (MLS) Head Gaskets:\u003c\/strong\u003e Engineered for 4-stroke high-output engines, these gaskets ensure even torque distribution, minimize bore distortion, and enhance piston ring seal for improved power delivery and efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eViton Rubber Coated Outer Layers:\u003c\/strong\u003e The MLS head gaskets feature embossed outer layers coated with Viton rubber, providing superior resistance to heat and chemicals, crucial for high-horsepower, high-cylinder-pressure environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtreme Sealing Technology (EST):\u003c\/strong\u003e Utilizes embossed stainless steel head, base, and rocker gaskets combined with a proprietary rubber material for exceptional sealing capabilities and long-term durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Heat Dissipation:\u003c\/strong\u003e The specialized gasket material actively draws heat away from the combustion ring, distributing it evenly to prevent dangerous hot spots and safeguard against gasket failure, extending engine life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fit for 84.00 mm Bore:\u003c\/strong\u003e Specifically designed for a 84.00 mm (3.307\") bore, ensuring a perfect fit and reliable seal for your 4-stroke engine's critical sealing needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProudly Made in the USA:\u003c\/strong\u003e Guarantees high-quality manufacturing and materials for dependable, race-proven performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Top End Gasket Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Hi-Performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Type:\u003c\/strong\u003e 4-Stroke\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e MLS (Multi-layer Steel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 84.00 mm (3.307\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 0.69 mm (0.027\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnits:\u003c\/strong\u003e Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor Part Number:\u003c\/strong\u003e C7096-EST\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":62384671261002,"sku":"09340889","price":77.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/789f5c56f8c93c12c94404cfcf62b897.webp?v=1781769018","url":"https:\/\/partsdenmark.com\/es\/products\/cometic-top-end-gasket-kit-for-4-stroke-engines","provider":"Parts Denmark","version":"1.0","type":"link"}