Cometic Reinforced Head Gasket for BMW M3 E9X S65B40 (4.0L V8)

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BMW Cometic Reinforced Head Gasket

  • To suit BMW M3 E9X S65B40 (4.0L V8)
  • Ideal for a repair / rebuild or an upgrade
  • Various thicknesses and diameters available (see list below)
  • Superior quality and resistance to OEM parts
  • Your head gasket *Please fill in this field.

About Cometic

A brand that is known globally for their high quality reinforced gaskets. Cometic offers wide range of gaskets that are ideal for all types of engine rebuilds, from a basic upgrade for the daily drive to competition level upgrades with more intensive use. With a quality that is far superior to the stock products, the Cometic reinforced gaskets have been crafted using the latest technology and advanced surface treatment for optimum resistance.

The Cometic gaskets are made from different high grade materials. Depending on their application, they can be made from stainless steel (multi-layer head gaskets), aramid fiber, copper, rubber or nitrile (without asbestos). Extremely resistant to fuels, oils and coolants, they can withstand high temperatures and high pressures, and potential shearing brought on by powerful engine upgrades and intense use.


Car Make BMW
Engine Code S65B40

Cometic Gasket Incorporation, or more commonly Cometic, is an international company known for their engine gaskets (primarily reinforced and made to measure head gaskets) and sealing solutions. Based in the USA, Cometic make all of their products in America in their 6500 m2 factory in Concord, Ohio. Thanks to their expert R&D department, today Cometic offer nearly 100.000 references covering all types of engines : everyday vehicles used on the road, race cars, motorbikes, boats, Diesel engines, agriculture, industry, generators, etc.