ACL Race Rod Bearings Standard Size 48mm Journal Extra Oil Clearance (4B8320HX-STD) | Subaru WRX 2002-2014 / STI 2004-2021

ACL extra-clearance rod bearings in 48mm journal size give EJ Subaru engines the oil control needed when cylinder pressure, RPM, and power levels go up.

KEY FEATURES

• Standard size rod bearings with added oil clearance
• 48mm journal design for specific EJ crankshaft applications
• Supports higher oil flow for aggressive tuning
• Race-grade bearing alloy for strength under shock loads
• Helps reduce risk of bearing scuffing in hard use

VEHICLE FITMENT

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

ACL performance engine bearings deliver race-proven durability and precision for Subaru high-boost and high-RPM builds.