ACL Bearings 8B481PO/S2-40 Trimetal Connecting Rod Bearing Set

The ACL Bearings 8B481PO/S2-40 is a high-performance trimetal connecting rod bearing set engineered for Chrysler small block V8 engines. This precision-manufactured bearing set delivers the durability and reliability demanded by performance and racing applications.

Trimetal Construction:

• Advanced trimetal design featuring a steel backing with copper-lead-tin lining
• High-strength overlay layer with reduced thickness for improved fatigue resistance
• Nickel barrier layer provides superior seizure resistance and heat dissipation
• Hardened steel backing ensures excellent bearing retention under extreme loads

Performance Features:

• Race-proven metallurgy designed for high-RPM and high-stress applications
• Increased eccentricity compensates for bore distortion at high speeds
• Enhanced thermal transfer for improved cooling efficiency
• Precision tolerances ensure consistent performance and proper oil clearance

ACL Race Series bearings are trusted by engine builders worldwide, from grassroots racing to professional motorsports. The trimetal construction provides an ideal balance of strength and conformability, making these bearings suitable for both street performance and competitive racing applications. Each set includes all necessary bearing shells for a complete connecting rod bearing replacement.