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King Engine Bearings

King CR6640XPC XP Race Rod Bearings for BMW M20/M50/M52/M54 I6

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$188.95
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$188.95
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Product Specification:

SKU:KINGCR6640XPC

MPN: CR6640XPC

UPC: 611500612749

Weight: 0.6 lb

Type: Bearings



Vehicle Fitment

  • 1984-1993 BMW 3 Series (E30) - M20 2.0L/2.5L I6
  • 1991-1999 BMW 3 Series (E36) - M50/M52 2.5L/2.8L I6
  • 1999-2006 BMW 3 Series (E46) - M52/M54 2.5L/3.0L I6
  • 1982-1996 BMW 5 Series (E28/E34) - M20/M50 2.5L I6
  • 1997-2003 BMW 5 Series (E39) - M52/M54 2.5L/2.8L/3.0L I6
  • 1996-2002 BMW Z3 - M52/M54 2.5L/2.8L/3.0L I6
  • 2003-2005 BMW Z4 - M54 2.5L/3.0L I6

Features

  • XP Series high-performance rod bearing set
  • Tri-metal copper/lead/nickel construction
  • Performance hardened overlay for improved load capacity
  • Precision-matched "Bull's Eye Tolerance" pairs
  • Enhanced fatigue resistance for high-RPM operation
  • Improved hydrodynamic lubrication design
  • Increased heat transfer and wear protection
  • Engineered for race and high-output applications

Specifications

  • Part Number: CR6640XPC
  • Series: XP (Race/Performance)
  • Application: Connecting rod bearing set
  • Engine Compatibility: BMW M20, M50, M52, M54 I6 engines
  • Bearing Count: 6 pairs (12 halves)
  • Size: Standard (STD) journal size
  • Material: Tri-metal with performance overlay
  • Position: Connecting rod

Included Components

  • 6x pairs of XP Series rod bearings (STD)

Product Description

The King CR6640XPC XP Race Rod Bearings are a high-performance upgrade engineered for BMW inline-6 engines including M20, M50, M52, and M54 configurations. Built with premium tri-metal construction and a performance hardened overlay, this bearing set offers enhanced load capacity, greater fatigue resistance, and improved lubrication characteristics compared to standard replacement bearings. The precision-matched pairs ensure consistent oil clearances and reliable crankshaft support under demanding conditions.

Designed for race engines and high-output street builds, these bearings are ideal for applications where the engine sees sustained high RPM, elevated load, or increased power output. The standard journal size and race-oriented design make this set suitable for engines with forged internals or upgraded components. Always verify engine code and journal size prior to installation to ensure proper fitment and performance.

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