ACL BEARINGS 4B2166H-.25 Oversized Performance Rod Bearing .25MM Set Ford/cosworth 2.0L Yb

( Brand: Acl Bearings ), ( Type: Connecting Rod Bearings ), ( Manufacturer Part Number: 4B2166H-.25 ), ( Items Included: Engine Bearing ), ( Universal Fitment: No ), ( Size: 0.25 ), ( Fitment Type: Performance/custom ), ( Notes: Ford/cosworth 2.0l )

Review ACL BEARINGS .25mm Oversized Performance Rod Bearing Set Ford/cosworth 2.0l Yb

Introducing the ACL 4B2166H-0.25 25mm Oversized Performance Rod Bearing Set, designed specifically for Ford/Cosworth 2.0L YB engines. These bearings are an upgrade for those seeking enhanced performance and durability from their engine.

The ACL 4B2166H-0.25 set includes six rod bearings, each with an oversized 25mm diameter. This larger size provides increased clearance for high-performance piston designs and reduced friction for improved power output. The bearings are precision machined from high-quality, heat-treated steel to ensure maximum strength and durability.

The ACL bearings feature a unique, press-fit design that utilizes a copper-plated, lead-baby babbit liner. This liner provides excellent wear characteristics and superior load capacity, making it ideal for high-performance applications. The bearings are also designed with a narrow fillet radius to minimize oil turbulence and promote even oil distribution for optimal lubrication.

The ACL 4B2166H-0.25 rod bearing set is manufactured to meet or exceed OEM specifications and is backed by ACL's industry-leading warranty. These bearings are recommended for high-performance applications, including racing and high-power street use.

In summary, the ACL 4B2166H-0.25 25mm Oversized Performance Rod Bearing Set is a high-quality upgrade for Ford/Cosworth 2.0L YB engines. With increased clearance, improved power output, and superior wear characteristics, these bearings are the perfect choice for those seeking enhanced performance and durability from their engine.

ACL (Advanced Clutch Technology) is a well-known brand in the automotive industry, particularly for their high-performance clutch systems and engine components, including rod bearings. The 4B2166H-.25 25mm oversized performance rod bearing set for Ford/Cosworth 2.0L YB engines is one of their offerings. Let's discuss the potential pros and cons of purchasing this ACL rod bearing set.

1. Enhanced Performance: ACL rod bearings are designed to provide better clearance for larger piston strokes, which can lead to increased power output and improved engine response.

2. Superior Materials: ACL uses high-quality, forged steel material for their rod bearings, which is more durable and resistant to wear than standard cast iron bearings.

3. Reduced Engine Noise: The oversized design of these rod bearings can help reduce engine noise, as they provide a tighter fit and minimize the amount of clearance between the crankshaft and connecting rods.

4. Improved Engine Life: By using high-quality materials and an oversized design, these rod bearings can help improve the overall life of the engine by reducing wear and tear.

1. Higher Cost: ACL rod bearings, like other high-performance components, come at a higher cost than standard OEM parts.

2. Installation Complexity: Installing oversized rod bearings can be more complicated than installing standard bearings, as it may require specialized tools and a higher level of mechanical expertise.

3. Potential Clearance Issues: Depending on the specific engine setup, installing oversized rod bearings could potentially result in clearance issues between the crankshaft and other components, which may require additional modifications to the engine.

For enthusiasts and performance-oriented Ford/Cosworth YB engine owners, the benefits of using ACL's 4B2166H-.25 25mm oversized performance rod bearing set can outweigh the potential downsides. These benefits include enhanced performance, improved durability, reduced engine noise, and extended engine life. However, it's essential to consider the higher cost, installation complexity, and potential clearance issues before making a purchase.

If you're looking for improved performance and durability from your Ford/Cosworth YB engine, and you have the necessary expertise and resources to install oversized rod bearings, then the ACL 4B2166H-.25 25mm performance rod bearing set could be an excellent investment. However, it's crucial to weigh the benefits against the potential costs and complexities before making a decision. Regular maintenance and proper installation are also essential to ensure the longevity and effectiveness of the new rod bearings.

Details:

ACL .25mm Oversized Performance Rod Bearing Set for Ford/Cosworth 2.0L YB Part Number: 4B2166H-.25Suffix: Denote: Race Series Bearings. For listings with free shipping, it only applies within the continental 48 states.

part #: 4b2166h25 prices

• $97.59-$117.99

specifications engibearing:

• for makes: Ford
• brand: Acl Bearings
• type: Connecting Rod Bearings
• manufacturer part number: 4B2166H-.25
• items included: Engine Bearing
• universal fitment: No
• size: 0.25
• fitment type: Performance/custom
• notes: Ford/cosworth 2.0l

shipping engibearing:

• transit: 2-6 Days
• class: Standard
• type: Fixed
• cost: $0.00
• service: Standard

payments engibearing:

• credit card: Diners-club
• other
• wallet: Apple-pay

offer engibearing:

• options: Ship-to-home
• quantity: 6
• availability: In Stock
• sold: 0
• started: January 28, 2026

seller engibearing:

• rating: 99.5%
• city: Wrightstown, Wisconsin
• # reviews: 71565

general engibearing:

• Car Truck Parts Accessories > Engines Engine Parts > Engine Bearings
• condition: New

returns engibearing:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

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