Triple Groove Valve Design Will work with factory valve locks " Valve Keepers"
Ferrea valve springs are meticulously heat-treated and stress-relieved
Their hard nitrided surface treatment enhances toughness and wear resistance
It's an ideal choice for individuals who want to push the limits of their B58 builds and require a stronger head stud
including the E34/E36 chassis
BMW M30 Cut Ring Head Gasket by Athena-SCE 11347572451 Triple Groove Valve Design WillThis Athena Cut Ring Head Gasket is specifically engineered to replace BMW part # 11121730226 and 11121730227 for the M30B30, M30B34, and M30B35. 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