BRIAN CROWER Bearings ACL/King Race Series – Rods, Mains (Subaru EJ20 W/Thrust In #5 Position)

£247.46 Inc. VAT

SKU: BC4600 Categories: , , , Brand:

Description

Part Number: BC4600

Brian Crower ACL Race Series Engine Bearing Set – Subaru EJ20

Engineered for high-RPM stability and heavy thermal loading in competition-built Subaru EJ20 powertrains.

Key Features

  • Trimetal Race Construction: ACL Race Series copper-lead-indium overlay delivers high fatigue strength for high-boost applications.
  • #5 Thrust Position: Specially configured for Subaru EJ20 engine blocks featuring the thrust bearing at position #5.
  • Hardened Steel Backing: Ensures proper bearing retention and prevents rotation under extreme torsional forces.
  • Precision Oil Clearances: Engineered to provide consistent oil film strength during intense track and fast-road operation.
  • Complete Engine Kit: Includes a full set of connecting rod and main journal bearings in standard OEM dimensions.

Technical Specifications

Brand Brian Crower
Manufacturer Part Number BC4600
Engine Compatibility Subaru EJ20 / EJ205 / EJ207
Thrust Position Position #5 (Rear)
Bearing Material Trimetal (ACL Race Series)
Rod Journal Diameter 51.98mm – 52.00mm
Main Journal Diameter 59.98mm – 60.00mm
Sizing Standard / OEM Dimension

What’s Included in the Box

  • 1x Complete Set of ACL Race Main Bearings (#5 Thrust Location)
  • 1x Complete Set of ACL Race Connecting Rod Bearings
  • Manufacturer Information & Specification Sheet

Brian Crower precision internal engine components are designed to meet the rigorous demands of high-output motorsport builds. As an authorized UK performance parts specialist, JP Racing provides fast UK dispatch, expert technical assistance, and dedicated customer service for all your engine component needs.

Frequently Asked Questions

The BC4600 kit is designed specifically for Subaru EJ20 blocks (including EJ205 and EJ207 variants) that utilize the thrust bearing located in the rear #5 main position. Always confirm your engine block's thrust location during teardown prior to assembly.

The BC4600 set matches standard OEM journal dimensions, accommodating 51.98mm–52.00mm connecting rod journals and 59.98mm–60.00mm main journals.

Yes, ACL Race Series trimetal construction provides exceptional fatigue resistance and high load capacity, making this bearing kit ideal for high-boost, high-RPM motorsport applications.

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