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  See more parts for Nissan 200SX
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ACL Aluminum Main Bearing Set for Nissan SR20DE/DET 2.0L 0.25mm Oversized - 5M2964A-.25
ACL Aluminum Main Bearing Set for Nissan SR20DE/DET 2.0L 0.25mm Oversized - 5M2964A-.25 - Image 2

ACL 5M2964A-.25 Oversized Aluminum Main Bearing Set

The ACL 5M2964A-.25 is engineered specifically for high-performance applications, particularly for the Nissan SR20DE/DET engines. This main bearing set incorporates advanced metallurgical design to ensure durability and reliability under demanding conditions, making it an ideal choice for serious automotive enthusiasts looking to enhance their engine's performance.

Key Features

  • Constructed from tri-metal materials, featuring hardened steel backs for superior support and retention within the housing.
  • Optimized with a high-strength overlay plate that has reduced thickness, enhancing fatigue resistance during high RPM operation.
  • Increased crush for improved bearing retention, ensuring stability during high-load scenarios.
  • Eliminated flash plating on the back of the bearings, which enhances heat transfer and maximizes grip between the bearings and their housing.
  • Designed with increased eccentricity to counteract bore distortion at high RPMs, facilitating the formation of hydrodynamic oil films.
  • Features 3/4 grooved main bearings to optimize the load-carrying surface area and improve oil flow to the connecting rod bearings.
  • Tight and consistent wall tolerances maintain precise clearances for optimal engine performance.
  • Enlarged ID chamfers on bearing edges accommodate large fillet radii found on performance crankshafts.

Specifications

  • Size: 0.25mm Oversized
  • Oil Clearance: Standard
  • Half Type: Upper & Lower
  • Material: Tri-metal with hardened steel backs
  • Min Standard Shaft Size: 2.1636 in / 54.956 mm
  • Max Standard Shaft Size: 2.1646 in / 54.980 mm
  • Min Standard Tunnel Size: 2.3206 in / 58.944 mm
  • Max Standard Tunnel Size: 2.3216 in / 58.968 mm
  • Max Wall at Crown: 0.0780 in / 1.980 mm
  • Max Overall Length: 0.752 in / 19.10 mm

Confirmed Fitment

  • Nissan 200SX (1995-1998)
  • Nissan NX (1991-1996)
  • Nissan Sentra (1982-2018)

The ACL 5M2964A-.25 main bearing set is designed for those who demand precision and reliability from their engine components. With its robust construction and thoughtful engineering, this bearing set is a crucial upgrade for maintaining performance and longevity in your Nissan SR20DE/DET engine.

Other Part Numbers:
ACL #acl5M2964A-.25

Proposition 65

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

Vehicle
1995-1998
 Nissan 200SX
1991-1996
 Nissan NX
1982-2018
 Nissan Sentra

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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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