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  See more parts for Honda Prelude
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ACL Honda D15 Standard Size Rod Bearing Set 84-95, Tri-Metal, 1.7707-1.7717in - 4B1955A-STD

ACL 4B1955A-STD Rod Bearings

The ACL 4B1955A-STD Rod Bearings are engineered for high-performance applications, delivering superior reliability and efficiency. These bearings are a vital component for those looking to enhance their engine's longevity and performance, especially under demanding RPM conditions.

Key Features

  • High Strength Overlay Plate: Features a reduced thickness to improve fatigue resistance, ensuring durability under high-stress conditions.
  • Hardened Steel Backs: All rod bearings come with hardened steel backs, enhancing support for the bearing lining and improving retention within the housing.
  • Increased Crush: Designed with increased crush for better bearing retention, allowing for a more secure fit within the engine assembly.
  • Optimized Heat Transfer: The elimination of flash plating on the back enhances heat dissipation, maximizing grip between the bearings and their housing.
  • Increased Eccentricity: This feature compensates for bore distortion at high RPM, aiding in the formation of hydrodynamic oil films for improved lubrication.
  • 3/4 Grooved Main Bearings: These are designed to optimize the load-carrying surface area and oil flow to the connecting rod bearings.
  • Tight Wall Tolerances: Maintains consistent clearances, essential for optimal engine performance.
  • Enlarged ID Chamfers: Accommodates large fillet radii on performance crankshafts, ensuring compatibility with high-performance setups.

Specifications

  • Size: STD, 0.25
  • Oil Clearance: Standard
  • Half Type: Identical Halves
  • Material: Tri-metal Hardened Steel Backs
  • Min Std Shaft Size: 1.7707 in / 44.976 mm
  • Max Std Shaft Size: 1.7717 in / 45 mm
  • Min Std Tunnel Size: 1.8898 in / 48 mm
  • Max Std Tunnel Size: 1.8898 in / 48 mm
  • Max Wall at Crown: 0.0591 in / 1.502 mm
  • Max Overall Length: 0.6890 in / 17.5 mm

Fitment

Compatible with Honda Prelude models from 1983 to 2001.

Other Part Numbers:
ACL #acl4B1955A-STD

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
1983-2001
 Honda Prelude

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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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