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  See more parts for Mitsubishi Eclipse
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ACL Mitsubishi 1997CC G63B/4G63 1.00mm Oversized Main Bearing Set 83-92 - 5M1144-1.00
ACL Mitsubishi 1997CC G63B/4G63 1.00mm Oversized Main Bearing Set 83-92 - 5M1144-1.00 - Image 2 ACL Mitsubishi 1997CC G63B/4G63 1.00mm Oversized Main Bearing Set 83-92 - 5M1144-1.00 - Image 2

ACL 5M1144-1.00 Main Bearing Set

The ACL 5M1144-1.00 is a high-performance main bearing set designed specifically for those who demand reliability and durability in their engines. Crafted with precision, these bearings are made from a unique tri-metal composition that combines innovative design with advanced metallurgy, ensuring they can handle the rigors of high RPM conditions.

Features:

  • High strength overlay plate with reduced thickness, enhancing fatigue resistance.
  • Hardened steel backs on all rod bearings provide better support and retention.
  • Increased crush for improved bearing retention during operation.
  • Elimination of flash plating enhances heat transfer and grip within the housing.
  • Increased eccentricity compensates for bore distortion at high RPM, aiding oil film formation.
  • 3/4 grooved design optimizes load carrying surface area and oil flow.
  • Tight wall tolerances help maintain consistent clearances throughout use.
  • Enlarged ID chamfers accommodate large fillet radii on performance crankshafts.

Specifications:

  • Size: 1.00mm Oversized
  • Oil Clearance: Standard
  • Half Type: Identical Halves
  • Material: Tri-metal with hardened steel backs
  • Min Std Shaft Size: 2.2433 in / 56.980 mm
  • Max Std Shaft Size: 2.2441 in / 57.000 mm
  • Min Std Tunnel Size: 2.4016 in / 61.000 mm
  • Max Std Tunnel Size: 2.4024 in / 61.021 mm
  • Max Wall at Crown: 0.0783 in / 1.990 mm
  • Max Overall Length: 0.906 in / 23.00 mm

Customer Feedback:

Many users have praised the 5M1144-1.00 for its exceptional performance, especially in high-stress environments. One customer noted, "I've been using these bearings in my Mitsubishi Eclipse for a couple of seasons now, and they've held up beautifully. No issues with oil pressure or wear, even when pushing the limits." Another remarked, "Installation was straightforward, and I appreciate the precise fit. It really gives me confidence when I'm revving high."

Fitment:

These bearings are compatible with the Mitsubishi Eclipse models from 1990 to 2011, ensuring a reliable fit for your engine rebuild or upgrade.

Other Part Numbers:
ACL #acl5M1144-1.00

Proposition 65

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

Vehicle
1990-2011
 Mitsubishi Eclipse

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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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