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  See more parts for Mitsubishi 3000GT
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ACL Mitsubishi V6 2972cc 6G72 Standard Size Main Bearing Set 87-03, Trimetal - 4M1149A-STD
ACL Mitsubishi V6 2972cc 6G72 Standard Size Main Bearing Set 87-03, Trimetal - 4M1149A-STD - Image 2 ACL Mitsubishi V6 2972cc 6G72 Standard Size Main Bearing Set 87-03, Trimetal - 4M1149A-STD - Image 2

ACL 4M1149A-STD Main Bearing Set

If you're looking for reliable main bearings for your Mitsubishi V6 2972cc 6G72 engine, the ACL 4M1149A-STD is a solid choice. Designed with a unique blend of engineering and metallurgy, these bearings are built to handle the demands of both daily driving and spirited performance.

Features

  • High strength overlay plate with reduced thickness, enhancing fatigue resistance for better longevity.
  • Hardened steel backs on all rod bearings provide robust support for the lining and help secure the bearings within the housing.
  • Increased crush design improves bearing retention, ensuring a snug fit.
  • Elimination of flash plating on the back enhances heat transfer, maximizing the grip between the bearings and their housing.
  • Increased eccentricity helps counteract bore distortion at higher RPMs, facilitating the formation of hydrodynamic oil films.
  • 3/4 grooved design optimizes load-carrying surface area and oil flow to conrod bearings.
  • Tight wall tolerances ensure consistent clearances, crucial for maintaining engine performance.
  • Enlarged ID chamfers accommodate large fillet radii on performance crankshafts, making installation smoother.

Specifications

  • Size: STD, .025, .25
  • Oil Clearance: Standard
  • Half Type: Identical Halves
  • Material: Tri-metal with Hardened Steel Backs
  • Min Std Shaft Size: 2.3614in / 59.980 mm
  • Max Std Shaft Size: 2.3622in / 60.000 mm
  • Min Std Tunnel Size: 2.5197in / 64.000 mm
  • Max Std Tunnel Size: 2.5205in / 64.020 mm
  • Max Wall at Crown: 0.0783in / 1.988 mm
  • Max Overall Length: 0.714in / 18.13 mm

Customer Feedback

Many users have reported significant improvements in engine performance and reliability after installing the ACL 4M1149A-STD bearings. One customer mentioned, "I replaced my old bearings with these ACL ones, and I can really feel the difference in responsiveness. They're definitely worth the investment!"

Another user noted, "Installation was straightforward, and the fit was perfect. My engine runs smoother now, and I feel more confident pushing it a bit harder."

Compatibility

The ACL 4M1149A-STD is compatible with:

  • Mitsubishi 3000GT (1991-2000)
  • Mitsubishi Eclipse (1990-2011)

Whether you're rebuilding your engine or just looking to replace worn bearings, the ACL 4M1149A-STD set provides the quality and performance you need.

Other Part Numbers:
ACL #acl4M1149A-STD

Proposition 65

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

Vehicle
1991-2000
 Mitsubishi 3000GT
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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