ACL Main Bearings for BMW M20/M50/M52/M54 1919CC 80.0mm Bore .025 Oversized

ACL Main Bearings for BMW M20/M50/M52/M54 – .025 Oversized Brand: ACL Precision-engineered main bearing set for BMW M20, M50, M52 and M54 engines with a 1919cc displacement, 80.0mm bore and 66.0mm stroke. These .025" oversized bearings provide reliable performance for rebuilds, performance builds and engines requiring increased journal clearance. Exact fit: Designed to OEM specs for M20/M50/M52/M54 crank journals (80.0mm bore, 66.0mm stroke). Size: .025" (0.635mm) oversize for corrective grinding or performance clearances. Durability: High-quality materials and surface treatment reduce wear, scoring and fatigue under high loads. Performance: Improved oil film stability and load distribution for extended service life and smoother operation. Complete set: Includes all main bearing shells required for a full crank installation. Ideal for engine rebuilders, tuners and enthusiasts seeking OEM-level fitment with the added clearance required after crank machining. Choose ACL for consistency, tight tolerances and dependable engine protection.