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ACL 4B1925A-.75 Oversized Rod Bearing Set for Acura B18C VTEC
The ACL 4B1925A-.75 rod bearing set is engineered specifically for the Acura B18C VTEC engine, a popular choice among performance enthusiasts seeking reliability and durability in high RPM conditions. These rod bearings are designed with advanced metallurgy and precision engineering to ensure optimal performance and longevity.
Key Features
- Constructed with a high-strength overlay plate that features reduced thickness, enhancing fatigue resistance during extreme use.
- Hardened steel backs on all rod bearings provide superior support for the bearing lining, ensuring excellent retention within the housing.
- Increased crush for improved bearing retention, minimizing the risk of slippage under high-stress conditions.
- Elimination of flash plating on the back of the bearings, which enhances heat transfer and maximizes grip between the bearings and housing.
- Designed with increased eccentricity to counteract bore distortion at high RPM, facilitating effective hydrodynamic oil film formation.
- 3/4 grooved main bearings optimize load-carrying surface area and oil flow to the conrod bearings, promoting efficient lubrication.
- Tight and consistent wall tolerances maintain clearances, ensuring reliable performance under varying conditions.
- Enlarged ID chamfers on bearing edges accommodate large fillet radii found on performance crankshafts, improving fit and function.
Specifications
- Size: 0.75 Oversized
- Oil Clearance: Standard
- Half Type: Identical Halves
- Material: Tri-metal with Hardened Steel Backs
- Min Standard Shaft Size: 1.7707 in / 44.976 mm
- Max Standard Shaft Size: 1.7717 in / 45 mm
- Min Standard Tunnel Size: 1.8898 in / 48 mm
- Max Standard Tunnel Size: 1.8898 in / 48 mm
- Max Wall at Crown: 1.8898 in / 48 mm
- Max Overall Length: 0.6890 in / 17.5 mm
These rod bearings are compatible with the Acura Integra from 1986 to 2001 equipped with the B18C VTEC engine. They offer a robust solution for those looking to enhance engine reliability and performance during spirited driving or competitive racing.
Other Part Numbers:
ACL #acl4B1925A-.75
Proposition 65
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
1986-2001 Acura Integra |
Integra | 1986-2001 |
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 RacingEngine 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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