they help prevent head gasket failure under extreme conditions

1971-1975     E9     3

All RA-series fuel cells are serialized and come with both certifications and associated paperwork

The cap is machined from a piece of billet aluminum

- Designed with extra clearance to "fix" the BMW rod bearing design flaw

BMW M-Sport Crankshaft 11217602972 H1869SPB080S they help prevent head gasketGenuine BMW M Sport Crankshaft 11217602972 11 21 7 602 972. This forged steel crankshaft was engineered by BMW for M Sport applications, offering greater strength and durability compared to standard cast versions. Designed for the N55 powered F22 M235i, F87 M2 (20162018), F26 X4 M40i, and M235i M240i Racing models, this crankshaft delivers factory fit precision and the latest BMW engineering updates. Please note: bearings and hardware are not included