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ACL High Performance Rod Bearing Set for Ford/Lotus 1500/1600 OHV/Twin Cam STD Size - 4B603HX-STD

ACL 4B603HX-STD High Performance Rod Bearing Set

The ACL 4B603HX-STD Rod Bearing Set is engineered specifically for high-performance applications, combining advanced metallurgy and precise engineering to meet the demands of motorsport enthusiasts. Designed to excel under higher RPM conditions, these Trimetal engine bearings provide the reliability and performance necessary for serious racing and spirited driving.

Key Features

  • High Strength Overlay Plate: Features a reduced thickness to enhance fatigue resistance, ensuring longevity under extreme conditions.
  • Hardened Steel Backs: All rod bearings come with hardened steel backs that improve support for the bearing lining and assist in retention within the housing.
  • Increased Crush: Optimized crush design enhances bearing retention, minimizing the risk of movement during operation.
  • Improved Heat Transfer: The elimination of flash plating on the back of the bearings facilitates better heat dissipation and maximizes the grip between the bearings and housing.
  • Increased Eccentricity: Compensates for bore distortion at high RPM, aiding in the formation of hydrodynamic oil films for optimal lubrication.
  • 3/4 Grooved Main Bearings: Designed to optimize load-carrying surface area and improve oil flow to the connecting rod bearings.
  • Tight Wall Tolerances: Maintains consistent clearances for improved performance and reliability.
  • Enlarged ID Chamfers: Accommodates large fillet radii on performance crankshafts, ensuring proper fitment and function.

Specifications

  • Size: STD, 001, 010, 020
  • Oil Clearance: Standard
  • Half Type: Upper & Lower
  • Material: Aluminum, Tin, and Silicon
  • Min Std Shaft Size: 1.9370 in / 49.2 mm
  • Max Std Shaft Size: 1.9375 in / 49.212 mm
  • Min Std Tunnel Size: 2.0825 in / 52.896 mm
  • Max Std Tunnel Size: 2.0830 in / 52.908 mm
  • Max Wall at Crown: 0.0722 in / 1.835 mm
  • Max Overall Length: 0.8799 in / 22.35 mm

For those looking to enhance their engine's performance and reliability, the ACL 4B603HX-STD Rod Bearing Set is a solid choice, built to withstand the rigors of high-performance driving while maintaining the integrity of your engine components.

Other Part Numbers:
ACL #acl4B603HX-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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