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  See more parts for Mitsubishi Evolution
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ACL Mitsubishi 4G63/4G64 7 Bolt Standard Size High Performance Rod Bearing 1992-1994 - 4B1185H-STD
ACL Mitsubishi 4G63/4G64 7 Bolt Standard Size High Performance Rod Bearing 1992-1994 - 4B1185H-STD - Image 2 ACL Mitsubishi 4G63/4G64 7 Bolt Standard Size High Performance Rod Bearing 1992-1994 - 4B1185H-STD - Image 2

ACL 4B1185H-STD High Performance Rod Bearing

The ACL 4B1185H-STD is engineered for those seeking performance and reliability in their Mitsubishi 4G63/4G64 engine. This rod bearing is part of ACL's Race Series, designed specifically for high RPM conditions, making it a solid choice for both street and track enthusiasts.

Features

  • High strength overlay plate that enhances fatigue resistance, ensuring longevity under stress.
  • Hardened steel backs provide robust support for the bearing lining, enhancing retention within the housing.
  • Increased crush improves bearing retention, crucial for high-performance applications.
  • Elimination of flash plating facilitates better heat transfer, optimizing performance.
  • Enhanced eccentricity helps to counteract bore distortion at elevated RPMs, promoting efficient oil film formation.
  • 3/4 grooved design optimizes load distribution and oil flow to the conrod bearings.
  • Consistent wall tolerances ensure reliable clearances, which is vital for engine performance.
  • Enlarged ID chamfers accommodate large fillet radii on performance crankshafts.

Specifications

  • Size: STD
  • Oil Clearance: Standard
  • Half Type: Identical Halves
  • Material: Tri-metal Hardened Steel Backs
  • Min Std Shaft Size: 1.7709 in / 44.981 mm
  • Max Std Shaft Size: 1.7715 in / 44.996 mm
  • Min Std Tunnel Size: 1.8897 in / 47.998 mm
  • Max Std Tunnel Size: 1.8905 in / 48.019 mm
  • Max Wall at Crown: 0.0586 in / 1.488 mm
  • Max Overall Length: 0.8307 in / 21.1 mm

Customer Feedback

Many users have praised the 4B1185H-STD for its durability and performance. One customer noted, "After installing these bearings, I noticed a significant improvement in my engine's responsiveness. They seem to handle the high RPMs without any issues." Another user mentioned, "I've used various brands in the past, but ACL's bearings have been the most reliable for my build. Definitely worth the investment!"

Fitment

This rod bearing is confirmed to fit the Mitsubishi Evolution models from 1992 to 1994, making it a great option for those looking to enhance their engine's performance.

Other Part Numbers:
ACL #acl4B1185H-STD

Proposition 65

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

Vehicle
1992-1994
 Mitsubishi Evolution

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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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