ACL Race Rod Bearings Standard Size 52mm Journal High Performance (4B8296H-STD) | Subaru WRX 2002-2014 / STI 2004-2021

The ACL Race Rod Bearings Standard Size 52mm Journal High Performance set is engineered for Subaru WRX 2002–2014 and Subaru STI 2004–2021 engines, delivering precise bearing geometry and enhanced load capacity for demanding performance applications. Designed for EJ-series engines utilizing a 52mm rod journal, these race bearings support stable oil film control and durability under high-RPM and high-load operating conditions.

KEY FEATURES

• High-performance race rod bearing set designed for 52mm rod journal EJ engines
• Standard size specification maintains factory oil clearance targets
• Precision-manufactured to ensure consistent bearing crush and alignment
• Enhanced load-handling capability compared to OEM bearing materials
• Ideal for performance street, track, and motorsports engine builds

TECHNICAL SPECIFICATIONS

• Bearing Type: Connecting rod bearing set
• Rod Journal Diameter: 52mm
• Size: Standard
• Engine Platform: Subaru EJ-series
• Material: High-performance race bearing alloy
• Design Intent: Provides stable oil film control and reliable rod journal support

VEHICLE FITMENT

• Subaru WRX 2002–2014
• Subaru STI 2004–2021

ACL manufactures precision-engineered engine bearings designed to deliver consistent oil clearance, improved load capacity, and reliable performance for street, performance, and motorsports engine builds.