Top End Gasket Kit

Cometic utlizes their in-house dynamometersand engine assembly rooms to ensure quality and reliability

Additional Information

Honda 2005-2017 CRF450X Top End Gasket Kit, 99mm Bore, .027" MLS Cylinder Head Gasket

Part Type

Engine Top End Kit

Product Overview

Cometic 05-15 Honda CRF450X 99mm Bore Top End Gasket Kit

• All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns

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Product Details

Reference Information

Top End Kit 99mm Bore

Cometic Gasket EST (Extreme Sealing Technology) top-end gasket kits contain the most technologically advanced materials available to ensure a critical seal and superior durability that meet and exceed OE specifications. These Cometic Gasket EST top-end gasket kits are complete with a head gasket, a base gasket, and designated kits include reed, power valve, and exhaust gaskets. Cometic multi-layer steel head gaskets are comprised of two embossed Viton® coated stainless steel outer layers and a variable stainless center layer. The base gaskets are Viton® coated rubber with a steel core. Some of these kits include engine cover gaskets made from AFM material--a nitrile synthetic rubber that is bonded to an aluminum core.