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ACL Toyota 4 1762cc 7AFE .25mm Oversized Rod Bearing Set 1993-1997 Trimetal Bearings - 4B1680A-.25

ACL 4B1680A-.25 Rod Bearing Set

The ACL 4B1680A-.25 is a precision-engineered rod bearing set designed specifically for high-performance applications. This product reflects a unique blend of design, metallurgy, and engineering, making it a reliable choice for enthusiasts looking to enhance their engine's performance. Built for the Toyota 4 1762cc 7AFE engine, this .25mm oversized rod bearing set is ideal for those who demand excellence.

Features:

  • High strength overlay plate with reduced thickness, improving fatigue resistance.
  • Hardened steel backs on all rod bearings provide excellent support and retention.
  • Increased crush for better bearing retention ensures stability during operation.
  • Elimination of flash plating enhances heat transfer and maximizes grip within the housing.
  • Increased eccentricity helps compensate for bore distortion at high RPMs, facilitating the formation of hydrodynamic oil films.
  • 3/4 grooved design optimizes load-bearing surface area and oil flow to conrod bearings.
  • Tight and consistent wall tolerances maintain precise clearances for optimal performance.
  • Enlarged ID chamfers accommodate large fillet radii on performance crankshafts.

Specifications:

  • Size: .25mm oversized
  • Oil Clearance: Standard
  • Half Type: Identical Halves
  • Material: Tri-metal
  • Min Standard Shaft Size: 1.6529 in / 41.985 mm
  • Max Standard Shaft Size: 1.6535 in / 42 mm
  • Min Standard Tunnel Size: 1.7717 in / 45 mm
  • Max Standard Tunnel Size: 1.7726 in / 45.024 mm
  • Max Wall at Crown: 0.0585 in / 1.487 mm
  • Max Overall Length: 0.6732 in / 17.1 mm

Customer Feedback:

Many users have noted the noticeable improvement in engine performance after installing the ACL 4B1680A-.25 bearings. One customer mentioned, "I was impressed with how smoothly my engine runs now. The fit was perfect, and I could feel the difference in responsiveness." Another user shared, "These bearings are a game changer for my rebuild. The quality is evident, and they hold up well under stress." Overall, the feedback highlights the reliability and performance enhancements that come with these rod bearings.

Other Part Numbers:
ACL #acl4B1680A-.25

Proposition 65

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

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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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