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ACL BMW S54B32 Rod Bearings STD Size for Z3 1996-2002, Z4 2003-2015, Tri-metal Design
$138.95

ACL 6B1569H-STD Rod Bearings

The ACL 6B1569H-STD rod bearings are engineered for high-performance applications, making them a crucial upgrade for enthusiasts seeking reliability under demanding conditions. These tri-metal bearings combine advanced metallurgy with precision engineering, ensuring they can withstand the rigors of high RPM operation.

Key Features

  • High-strength overlay plate with reduced thickness enhances fatigue resistance.
  • Hardened steel backs provide superior support for the bearing lining and improve retention within the housing.
  • Increased crush enhances bearing retention, ensuring stability during operation.
  • Flash plating elimination on the back promotes better heat transfer and maximizes grip between bearings and housing.
  • Increased eccentricity accommodates bore distortion at high RPM, aiding in hydrodynamic oil film formation.
  • 3/4 grooved design optimizes load-carrying surface area and oil flow to conrod bearings.
  • Tight wall tolerances maintain consistent clearances for optimal performance.
  • Enlarged ID chamfers on edges facilitate compatibility with performance crankshafts.

Specifications

  • Size: STD, .025, .25
  • Oil Clearance: Standard
  • Half Type: Identical Halves
  • Material: Tri-metal with hardened steel backs
  • Min Standard Shaft Size: 1.9281 in / 48.975 mm
  • Max Standard Shaft Size: 1.9288 in / 48.991 mm
  • Min Standard Tunnel Size: 2.0866 in / 53.000 mm
  • Max Standard Tunnel Size: 2.0872 in / 53.015 mm
  • Max Wall at Crown: 0.0785 in / 1.993 mm
  • Max Overall Length: 0.630 in / 16.00 mm

Fitment

  • BMW Z3 (1996-2002)
  • BMW Z4 (2003-2015)

Other Part Numbers:
ACL #acl6B1569H-STD

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WARNING: Cancer and Reproductive Harm
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Vehicle
1996-2002
BMW Z3
2003-2015
BMW Z4

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Who is ACL?

ACL is a company that specializes in manufacturing and distributing high-quality engine bearings that have played a key role in the Australian automotive parts market. 

Based in Launceston, Tasmania, Australia, the company has been in the business for more than 70 years and has become the leading brand when it comes to its market segment.

Throughout the years, ACL has consistently provided top quality products and has become the equipment supplier of multiple Automotive brands such as Lancia, Mazda, Mini, Mitsubishi, Nissan, Peugeot, Subaru, Toyota, Volvo, Suzuki, Renault, SAAB, and more.  ACL also provides a replacement product range used by the aftermarket industry.

The company ensures that it maintains its high level of standard by employing manufacturing processes that are ISO certified. They also use the industry’s most advanced tooling equipment and designing software that allows them to create products that are superior in quality. ACL has been known worldwide to create bearings that are durable, innovative, and precise.

ACL also offers bearing used for high-performance applications. The company has been involved in motorsport racing since the 1960s and has manufactured bearings used in Brabham Formula 1. Today, their products are being used in different racing disciplines such as the Australian Supercar Championship, Drag racing, Driftings, and Rally.

Purchase ACL Bearings at Vivid Racing

Engine Bearings are a critical component of a vehicle and should not be overlooked. If you want to make sure that what you get is something you could rely on, then ACL is the brand for you. With over 200 engine applications, whether it’s an American, Australian, European, or Asian made vehicle, ACL got you covered. Visit Vivid Racing and check out their list of bearings that would fit your specific needs.

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