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ACL Subaru EJ20/EJ22/EJ25 0.025mm Oversized Main Bearings for Forester, Impreza, Legacy, WRX - 5M8309H-.025

ACL Subaru EJ20/EJ22/EJ25 0.025mm Oversized Main Bearings for Forester, Impreza, Legacy, WRX

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Model#5M8309H-.025
ManufacturerACL

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ACL 5M8309H-.025 High Performance Main Bearing

The ACL 5M8309H-.025 is a top-quality main bearing designed specifically for high-performance applications. This bearing is part of ACL's renowned Race Series, which is known for its durability and ability to perform under extreme conditions. Crafted with a unique blend of design and metallurgy, this product promises to meet the expectations of even the most demanding drivers.

Features:

High strength overlay plate with a reduced thickness, enhancing fatigue resistance.
Hardened steel backs provide better support for the bearing lining and help retain the bearing securely in its housing.
Increased crush for improved retention of the bearing, ensuring a stable fit.
Elimination of flash plating on the back improves heat transfer, maximizing the grip between the bearing and its housing.
Enhanced eccentricity to counteract bore distortion at high RPMs, facilitating the formation of hydrodynamic oil films.
3/4 grooved design optimizes the load-carrying surface area and oil flow to the connecting rod bearings.
Consistent wall tolerances help maintain precise clearances for better performance.
Enlarged ID chamfers accommodate larger fillet radii on performance crankshafts.

Specifications:

Size: 0.025mm Oversized
Oil Clearance: Standard
Half Type: Identical Halves
Material: Tri-metal Hardened Steel Backs
Min Std Shaft Size: 2.3616 in / 59.984 mm
Max Std Shaft Size: 2.3622 in / 60.000 mm
Min Std Tunnel Size: 2.5194 in / 64.000 mm
Max Std Tunnel Size: 2.5205 in / 64.020 mm
Max Wall at Crown: 0.0789 in / 2.005 mm
Max Overall Length: 0.748 in / 19 mm

Customer Feedback:

Many users have praised the ACL 5M8309H-.025 for its reliability in high-performance engines. One customer noted, "I've used these bearings in my Subaru EJ20, and the difference in performance is noticeable. They hold up well even under high RPMs." Another user mentioned, "Installation was straightforward, and I've had no issues since switching to these bearings. They seem to provide better oil flow compared to the stock ones."

Fitment:

This bearing is compatible with the following Subaru models:

Subaru Forester (1998-2017)
Subaru Impreza (1993-2017)
Subaru Legacy (1990-2017)
Subaru WRX (2002-2022)

Other Part Numbers:
ACL #acl5M8309H-.025

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Make Vehicle	Model	Year
1998-2017 Subaru Forester	Forester	1998-2017
1993-2017 Subaru Impreza	Impreza	1993-2017
1990-2017 Subaru Legacy	Legacy	1990-2017
2002-2022 Subaru WRX	WRX	2002-2022

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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.