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ACL Trimetal Oversized Main Bearing Set 30mm for Chevrolet V8 267/305/327/350 67-98
$46.45

ACL Race Series Engine Bearings - 5M909P-30

If you're looking to enhance the performance of your Chevrolet Camaro (1975-2002, 2010-2021) or Chevrolet Caprice (1975-1996, 2000-2017), the ACL Race Series Engine Bearings (5M909P-30) are engineered to meet the demands of high RPM conditions. These bearings are designed with a unique blend of advanced metallurgy and precision engineering, ensuring they stand up to the rigors of performance driving.

Features

  • High-strength overlay plate with reduced thickness enhances fatigue resistance, making these bearings ideal for spirited driving.
  • Hardened steel backs provide robust support for the bearing lining, ensuring they stay securely in place during intense operation.
  • Increased crush enhances bearing retention, giving you confidence in your engine's performance.
  • Flash plating is eliminated to improve heat transfer, maximizing the grip between the bearings and their housing.
  • Designed with increased eccentricity to counteract bore distortion at high RPMs, promoting effective hydrodynamic oil film formation.
  • 3/4 grooved main bearings optimize the load-carrying surface area and enhance oil flow to the conrod bearings.
  • Tight wall tolerances ensure consistent clearances, critical for maintaining engine integrity.
  • Enlarged ID chamfers accommodate larger fillet radii on performance crankshafts, ensuring a perfect fit.

Specifications

  • Size Options: STD, 001, 009, 010, 011, 020
  • Oil Clearance: Standard
  • Half Type: Upper & Lower
  • Material: Tri-metal with hardened steel backs
  • Min Standard Shaft Size: 2.4484 in / 62.189 mm
  • Max Standard Shaft Size: 2.4493 in / 62.212 mm
  • Min Standard Tunnel Size: 2.6406 in / 67.071 mm
  • Max Standard Tunnel Size: 0.0954 in / 2.423 mm
  • Max Wall at Crown: 0.8071 in / 20.5 mm
  • Max Overall Length: 1.7181 in / 43.64 mm

Fitment

These bearings are a perfect fit for:

  • Chevrolet Camaro: 1975-2002 & 2010-2021
  • Chevrolet Caprice: 1975-1996 & 2000-2017

Customer Feedback

One Chevrolet Camaro owner shared, "After installing the ACL Race Series bearings, my engine feels more responsive at higher RPMs. The oil pressure is consistent even when pushing it hard on the track!"

Another Caprice driver noted, "These bearings fit perfectly and improved my engine's performance noticeably. I can feel the difference during acceleration!"

Other Part Numbers:
ACL #acl5M909P-30

Proposition 65

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

Vehicle
1975-2002, 2010-2021
Chevrolet Camaro
1975-1996, 2000-2017
Chevrolet Caprice

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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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