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ACL Chevrolet V8 Special Racing Rod Bearings 1.8890in Journal for Custom Engines - 1B1663H-01
ACL Chevrolet V8 Special Racing Rod Bearings 1.8890in Journal for Custom Engines - 1B1663H-01 - Image 2 ACL Chevrolet V8 Special Racing Rod Bearings 1.8890in Journal for Custom Engines - 1B1663H-01 - Image 2

ACL 1B1663H-01 Engine Bearings

The ACL 1B1663H-01 engine bearings are crafted with a unique blend of design and metallurgy, making them a solid choice for those looking to enhance their engine's performance. These bearings are specifically engineered to handle the demands of high RPM conditions, which is essential for racing and performance applications.

Features

  • High strength overlay plate with reduced thickness, enhancing fatigue properties.
  • Hardened steel backs on all rod bearings to improve support and retention in the housing.
  • Increased crush for better bearing retention.
  • Elimination of flash plating on the back to improve heat transfer and grip.
  • Increased eccentricity to help with bore distortion at high RPM and assist in hydrodynamic oil film formation.
  • 3/4 grooved main bearings to optimize load carrying surface area and oil flow.
  • Tight wall tolerances for consistent clearances.
  • Enlarged ID chamfers on edges to fit performance crankshafts.

Specifications

  • Sizes Available: STD, 01, 10
  • Oil Clearance: Standard
  • Half Type: Upper & Lower
  • Material: Tri-metal with hardened steel backs
  • Min Std Shaft Size: 1.8885" / 47.968 mm
  • Max Std Shaft Size: 1.8890" / 47.981 mm
  • Min Std Tunnel Size: 2.0150" / 51.181 mm
  • Max Std Tunnel Size: 2.3233" / 59.013 mm
  • Max Wall at Crown: 0.0625" / 1.588 mm
  • Max Overall Length: 0.792" / 20.12 mm

Customer Feedback

Many users have noted the improved performance in their engines after switching to the ACL 1B1663H-01 bearings. One customer mentioned, "I noticed a significant drop in engine noise and better throttle response after installing these bearings." Another user added, "The fitment was perfect, and they held up well even under high-stress conditions." This feedback highlights the reliability and effectiveness of these bearings in enhancing engine performance.

Other Part Numbers:
ACL #acl1B1663H-01

Proposition 65

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

Vehicle
2009-2021
 Nissan GTR

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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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