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This is especially crucial for high-performance or turbocharged engines
2018-Present G20/G21 318i / 320i / 330i / 330e
provide increased spring pressure at higher speeds
and racing teams
Open Pressure: 165 @ 10mm
BMW N52 / N54 Cut Ring Head Gasket by Athena-SCE Pro-Extreme This is especially crucial forThis Athena Cut Ring Head Gasket is specifically engineered to replace BMW part numbers 11127557265 and 11127557266 for the N52 and N54. Factory OEM & MLS head gaskets are only engineered to handle a limited amount of cylinder pressures before they start to leak, causing a range of issues, including engine overheating, loss of power, misfires, and in severe cases, catastrophic engine failure. Athena SCE Cut Ring Head Gaskets are uniquely designed to
