King Engine Bearings Main Bearing Set for BMW B58B30A 0.25 Coated Performance

King Engine Bearings Main Bearing Set for BMW B58B30A — 0.25 Coated Performance Brand: King Engine Bearings Upgrade your BMW B58B30A with this precision-engineered 0.25mm oversized main bearing set. Designed for performance builds and reliable long-term operation, these coated bearings deliver improved durability, oil control, and wear resistance under higher loads and elevated temperatures. Application: BMW B58B30A engines (0.25mm undersize) Type: Main bearing set, performance-coated Benefits: Enhanced fatigue strength, superior boundary lubrication, reduced friction and noise Construction: Multi-layer metallurgy with precision sizing for OEM fit and tolerance Use case: Ideal for rebuilt, stroked or high-performance B58 engines Manufactured to exacting standards, King bearings provide consistent clearances and dependable performance for both street and track applications. Installation by a qualified machinist or engine builder is recommended to ensure correct oil clearance and bearing crush. Keywords: BMW B58 bearings, 0.25 main bearings, performance coated main set, King Engine Bearings