5150 AutoSport Head Gasket & Head Stud Kit, BMW M30 Head Gasket Type - Bore - Thickness:MLS - 92 mm - 0.070" 1972-1981 E12 525 / 528

1972-1981     E12     525 / 528 / 530i

they are essential for unlocking the full potential of high-performance M20 builds

Each rod measures 138

6D Ignition Mapping (3D table + overlay trim tables)

5150 AutoSport Head Gasket & Head Stud Kit, BMW M30 Head Gasket Type - Bore - Thickness:MLS - 92 mm - 0.070" 1972-1981 E12 525 / 528Performance Head Gasket & Head Stud Kit for BMW M30 This kit includes a high performance head gasket and head stud kit designed for BMW M30B30, M30B34, and M30B35 engines, replacing BMW part numbers 11121730226 and 11121730227. Compatible with BMW E3, E9, E12, and E23, this setup ensures maximum sealing for high performance applications. MLS Head Gasket (Cometic) Ideal for high output and forced induction builds, the Multi Layer Steel (MLS) head