ACL Bearings 4B8310H-STD High Performance Rod Bearing Set for Subaru/Scion - FA20

ACL Bearings 4B8310H-STD is a high-performance connecting rod bearing set engineered specifically for Subaru and Scion FA20 engines. This standard size bearing set delivers the precision and durability required for both street performance and racing applications.

Key Features:

• Designed specifically for FA20 engines found in Subaru BRZ, Scion FR-S, and Toyota 86
• Standard size (STD) bearings for engines with unworn or freshly machined crankshafts
• High-performance construction with advanced bearing materials for improved load capacity
• Precision-manufactured to tight tolerances for optimal oil clearance and bearing life
• Complete set for all connecting rods in the engine
• Suitable for high-RPM and forced induction applications

ACL Race Series bearings feature proprietary tri-metal construction with a steel backing, high-strength copper-lead alloy intermediate layer, and a durable overlay designed to withstand the extreme demands of performance engines. These bearings provide excellent conformability, embedability, and fatigue resistance while maintaining precise oil clearances critical for high-performance operation.