ACL Bearings 6B1515H-.25 Performance Rod Bearing Set Oversized BMW - 0.25mm S50B30

The ACL Bearings 6B1515H-.25 is a high-performance connecting rod bearing set engineered specifically for the BMW S50B30 3.0L inline-six engine. This precision-manufactured bearing set features a 0.25mm (0.010") oversize dimension, designed for engines that have had their crankshaft journals machined or for applications requiring tighter tolerances.

Key Features:

• 0.25mm oversized bearings for reconditioned crankshafts
• Race Series performance construction with advanced tri-metal technology
• High-strength steel backing with proprietary bearing material
• Enhanced oil clearance design for improved lubrication flow
• Increased load capacity for high-RPM and forced induction applications
• Direct replacement for BMW S50B30 3.0-liter engines (E36 M3 Euro-spec)

ACL Race Series bearings are manufactured to exacting tolerances and feature a specialized polymer coating that provides exceptional wear resistance and reduced friction. This oversized bearing set is ideal for engine rebuilds where crankshaft journal machining has been performed, or for racers and performance enthusiasts seeking maximum durability and reliability under extreme conditions. Each set includes all connecting rod bearings required for a complete six-cylinder engine.