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  See more parts for Chevrolet Bel Air
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ACL Race Series Con Rod Bearing Set, STD Size, Fits Chevrolet V8 396-454, Tri-Metal - 8B743HXD-STD
ACL Race Series Con Rod Bearing Set, STD Size, Fits Chevrolet V8 396-454, Tri-Metal - 8B743HXD-STD - Image 2 ACL Race Series Con Rod Bearing Set, STD Size, Fits Chevrolet V8 396-454, Tri-Metal - 8B743HXD-STD - Image 3

ACL Race Series Engine Bearings - 8B743HXD-STD

If you're a proud owner of a classic Chevrolet Bel Air, Camaro, or Chevelle, you know that maintaining your engine's performance is crucial. The ACL 8B743HXD-STD Race Series Engine Bearings are engineered specifically for high RPM applications, ensuring your engine runs smoothly even under demanding conditions. With a unique blend of design, metallurgy, and engineering, these tri-metal bearings deliver the reliability and performance that serious car enthusiasts expect.

Key Features

  • High-strength overlay plate with reduced thickness enhances fatigue resistance.
  • Hardened steel backs on all rod bearings improve support and retention within the housing.
  • Increased crush for superior bearing retention, ensuring stability during operation.
  • Flash plating elimination on the back of the bearings promotes better heat transfer and grip.
  • Enhanced eccentricity compensates for bore distortion at high RPM, aiding hydrodynamic oil film formation.
  • 3/4 grooved main bearings optimize load-carrying surface area and oil flow to conrod bearings.
  • Tight wall tolerances help maintain consistent clearances, crucial for performance builds.
  • Enlarged ID chamfers accommodate large fillet radii on performance crankshafts.

Technical Specifications

  • Size: STD
  • Oil Clearance: +0.001" Extra
  • Half Type: Upper & Lower
  • Material: Tri-metal with hardened steel backs
  • Min Std Shaft Size: 2.199 in / 55.855 mm
  • Max Std Shaft Size: 2.200 in / 55.88 mm
  • Min Std Tunnel Size: 2.3247 in / 59.047 mm
  • Max Std Tunnel Size: 2.3252 in / 59.06 mm
  • Max Wall at Crown: 0.0614 in / 1.559 mm
  • Max Overall Length: 0.889 in / 22.58 mm

Fitment

The ACL 8B743HXD-STD bearings are compatible with the following models:

  • Chevrolet Bel Air: 1950-1975 & 1981
  • Chevrolet Camaro: 1975-2002 & 2010-2021
  • Chevrolet Chevelle: 1964-1974

Customer Feedback

A 1975 Camaro owner shared, "I installed these ACL bearings during my engine rebuild, and the difference was night and day. The increased oil flow made my engine run cooler, and I can feel the extra power at higher RPMs!"

Another satisfied customer with a 1969 Chevelle remarked, "These bearings fit perfectly and have held up under my aggressive driving style. They give me the confidence to push my engine without worrying about wear."

Upgrade your engine's performance with the ACL 8B743HXD-STD Race Series Engine Bearings and experience the difference in reliability and power delivery on your classic Chevy!

Other Part Numbers:
ACL #acl8B743HXD-STD

Proposition 65

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

Vehicle
1950-1975, 1981
 Chevrolet Bel Air
1975-2002, 2010-2021
 Chevrolet Camaro
1964-1974
 Chevrolet Chevelle

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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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