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  See more parts for Mitsubishi Eclipse
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ACL Mitsubishi 1597-1997CC 0.75mm Oversized Rod Bearing Set for Eclipse, Galant, Starion - 4B1146-.75
ACL Mitsubishi 1597-1997CC 0.75mm Oversized Rod Bearing Set for Eclipse, Galant, Starion - 4B1146-.75 - Image 2 ACL Mitsubishi 1597-1997CC 0.75mm Oversized Rod Bearing Set for Eclipse, Galant, Starion - 4B1146-.75 - Image 2

ACL 4B1146-.75 Rod Bearing Set

The ACL 4B1146-.75 rod bearing set is engineered for high-performance applications, utilizing a unique blend of design and metallurgy to meet the demands of automotive enthusiasts. This set is specifically designed for Mitsubishi engines, ensuring optimal performance under high RPM conditions.

Key Features

  • High-strength overlay plate with reduced thickness enhances fatigue resistance, making it suitable for rigorous driving conditions.
  • Hardened steel backs on all rod bearings provide superior support for the bearing lining, improving retention within the housing.
  • Increased crush enhances bearing retention, ensuring stability during operation.
  • Flash plating elimination on the back of the bearings promotes better heat transfer and maximizes grip between the bearings and their housing.
  • Improved eccentricity compensates for bore distortion at high RPM, aiding in the formation of hydrodynamic oil films.
  • 3/4 grooved main bearings optimize load-carrying surface area and oil flow to the connecting rod bearings.
  • Tight wall tolerances maintain consistent clearances, crucial for engine performance.
  • Enlarged ID chamfers on bearing edges accommodate large fillet radii found on performance crankshafts.

Specifications

  • Size: 0.75 mm oversized
  • Oil Clearance: Standard
  • Half Type: Identical Halves
  • Material: Tri-metal with hardened steel backs
  • Min Std Shaft Size: 1.7713 in / 44.991 mm
  • Max Std Shaft Size: 1.7717 in / 45.000 mm
  • Min Std Tunnel Size: 1.8898 in / 48.000 mm

Confirmed Fitment

This rod bearing set is compatible with the following Mitsubishi models:

  • Mitsubishi Eclipse (1990-2011)
  • Mitsubishi Galant (1994-2012)
  • Mitsubishi Starion (1983-1989)

Other Part Numbers:
ACL #acl4B1146-.75

Proposition 65

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

Vehicle
1990-2011
 Mitsubishi Eclipse
1994-2012
 Mitsubishi Galant
1983-1989
 Mitsubishi Starion

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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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