ACL Bearings 6B2473H-STD High Performance Rod Bearing Set Standard Size

The ACL Bearings 6B2473H-STD is a high-performance connecting rod bearing set engineered for demanding motorsports applications. Part of ACL's renowned RACE Series, these trimetal bearings deliver championship-proven reliability in engines from sport compact drift racing to NASCAR and NHRA competition.

Technical Specifications:

• Standard journal size: 54.971-54.990mm
• Standard tunnel size: 58.000-58.019mm
• Overall bearing width: 14.8mm
• Maximum wall thickness at crown: 1.50mm
• Identical halve design for simplified installation

Performance Features:

• High-strength overlay plate with reduced thickness for superior fatigue resistance
• Hardened steel backing on all rod bearings for enhanced lining support and housing retention
• Elimination of flash plating on bearing backs improves heat transfer and maximizes housing grip
• Increased eccentricity compensates for bore distortion at high RPM and promotes hydrodynamic oil film formation
• Manufactured to exacting tolerances with precision quality control
• Excellent seizure resistance under extreme conditions

ACL RACE Series bearings combine advanced metallurgy, engineering design, and manufacturing precision to deliver the endurance required when factory components fall short. These bearings are designed specifically to withstand higher RPM conditions and provide the dependability motorsports professionals demand.