ACL Bearings 5B2290A-STD Connecting Rod Bearing Set Standard Size

The ACL Bearings 5B2290A-STD is a standard size connecting rod bearing set engineered for reliable performance in demanding engine applications. ACL Bearings has been a trusted name in engine bearing technology since 1922, providing quality bearings to both OEM manufacturers and the performance aftermarket.

Construction and Design:

• Tri-metal copper-lead construction for superior strength and durability
• Hardened steel backing on all rod bearings for improved support and retention
• High strength overlay plating with reduced thickness for enhanced fatigue resistance
• Increased crush factor for improved bearing retention in the housing
• No flash plating on bearing backs to maximize heat transfer and grip

Performance Features:

• Precision manufactured to micron-level tolerances for consistent clearances
• Enhanced oil groove design for optimal lubrication distribution
• Improved material composition for better heat conduction
• Suitable for both stock rebuilds and performance applications
• Designed to prevent premature bearing failure and expensive engine damage

ACL bearings are trusted by professional engine builders worldwide and are used in various racing applications. This connecting rod bearing set provides the quality and consistency needed for proper engine assembly and long-term reliability.