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ACL Honda Acura B17A1/B18A1/B18B1 Standard Size High Performance Rod Bearing Set - 4B1946H-STD
ACL Honda Acura B17A1/B18A1/B18B1 Standard Size High Performance Rod Bearing Set - 4B1946H-STD - Image 2 ACL Honda Acura B17A1/B18A1/B18B1 Standard Size High Performance Rod Bearing Set - 4B1946H-STD - Image 2

ACL 4B1946H-STD High Performance Rod Bearing Set

If you're looking to enhance your engine's performance, the ACL 4B1946H-STD rod bearing set might just be what you need. This set is designed with a unique blend of engineering and metallurgy, ensuring that it can handle the demands of high RPM conditions. Many drivers have shared their satisfaction after upgrading to these bearings, noting improved engine response and reliability.

Features:

  • High strength overlay plate with reduced thickness for better fatigue resistance.
  • Hardened steel backs on all rod bearings, providing enhanced support and retention.
  • Increased crush for better bearing retention during operation.
  • Elimination of flash plating on the back, promoting better heat transfer and grip.
  • Increased eccentricity to counteract bore distortion at higher RPMs, aiding in hydrodynamic oil film formation.
  • 3/4 grooved main bearings that optimize load carrying surface area and oil flow.
  • Tight and consistent wall tolerances to maintain clearances effectively.
  • Enlarged ID chamfers on bearing edges to fit performance crankshafts.

Specifications:

  • Size: STD
  • Oil Clearance: Standard
  • Half Type: Identical Halves
  • Material: Tri-metal Hardened Steel Backs
  • Min Std Shaft Size: 1.7709in / 44.98 mm
  • Max Std Shaft Size: 1.7717in / 45 mm
  • Min Std Tunnel Size: 1.8898in / 48 mm
  • Max Std Tunnel Size: 1.8907in / 48.024 mm
  • Max Wall at Crown: 0.0592in / 1.504mm
  • Max Overall Length: 0.7677in / 19.5 mm

Customers have reported that the installation process was straightforward, and they appreciated the noticeable improvement in engine performance. One user mentioned, "After swapping out my old bearings for the ACL 4B1946H-STD, I could feel the difference in acceleration. It’s like my engine finally woke up!" This product is a solid choice for anyone looking to push their vehicle's performance without compromising on quality.

Other Part Numbers:
ACL #acl4B1946H-STD

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⚠ WARNING: Cancer and Reproductive Harm
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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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