5150 AutoSport Head Gasket & Head Stud Kit, BMW S54

  Cut Ring Head Gasket The SCE Cut Ring Head Gasket is designed as a direct replacement for BMW part #11127835918 specifically for use in the S54 inline-six engines.  Standard OEM & MLS gaskets can only handle a certain amount of cylinder pressures before they start to leak, making the SCE Cut Ring Head Gasket the recommended choice for applications making 16+ psi. A compression leak passing the head gasket can cause a range of issues, including engine overheating, loss of power, misfires, and in severe cases, catastrophic engine failure.Athena's gasket is crafted with premium quality reinforced M0115, an asbestos-free material that's original equipment approved and renowned for its superior quality. The AISI 304 stainless steel Cooper Rings bite into the aluminum head, providing maximum sealing capabilities around the cylinder bore and optimizing engine performance, even on engines with nitrous and/or turbo applications that exceed 2 bar boost. Before installation, it is crucial t