ACL RACE SERIES 6B2639H-.25 Connecting Rod Bearing Infiniti/nissan

( Brand: Acl Race Series ), ( Part Type: Bearing Rod ), ( Manufacturer Part Number: 6B2639H-.25 ), ( Return Notes: New, Unused Condition W/original Packaging )

Review ACL RACE SERIES Connecting Rod Bearing Infiniti/nissan

The ACL Race 6B2639H-.25 connecting rod bearing from Infiniti/Nissan is a high-performance replacement option for stock bearings in high-horsepower and high-revving engines. This bearing is specifically designed for use in racing applications and is engineered to provide superior strength, durability, and performance compared to factory bearings.

The ACL Race 6B2639H-.25 connecting rod bearing is made from high-quality, heat-treated steel. The bearing surface is precision machined to ensure a perfect fit and maximum contact area with the crankshaft and connecting rod. The bearing also features a double-lip seal design to help prevent oil leakage and contamination.

One of the key benefits of the ACL Race 6B2639H-.25 connecting rod bearing is its ability to handle high loads and extreme temperatures. The bearing is designed to resist distortion and maintain its shape even under heavy engine stress. The bearing's high-strength material also helps to reduce friction and improve engine efficiency.

The ACL Race 6B2639H-.25 connecting rod bearing is also manufactured with a close tolerance to ensure proper fitment and minimize the need for engine machining during installation. This makes it a popular choice among engine builders and racers who demand the highest level of performance and reliability from their engines.

In summary, the ACL Race 6B2639H-.25 connecting rod bearing is a high-performance, racing-grade replacement option for stock connecting rod bearings in Infiniti/Nissan engines. Its superior strength, durability, and performance make it an ideal choice for high-horsepower and high-revving applications. The bearing is precision machined and features a double-lip seal design to help prevent oil leakage and contamination. Its close tolerance ensures proper fitment and minimizes the need for engine machining during installation.

Buying ACL Race 6B2639H-.25 Connecting Rod Bearing for Infiniti/Nissan: Pros, Cons, and Recommendation

The ACL Race 6B2639H-.25 connecting rod bearing is a popular aftermarket option for Infiniti and Nissan vehicles. This high-performance bearing aims to provide better durability and performance compared to the OEM counterpart. In this analysis, we will discuss the pros, cons, and a concluding recommendation.

1. Enhanced durability: ACL Race bearings are known for their robustness, which is crucial for high-performance applications. The 6B2639H-.25 connecting rod bearing is no exception, as it is designed to withstand the increased loads and stresses encountered in performance driving.

2. Improved performance: The ACL Race bearing has a lower friction coefficient than the stock counterpart. This reduction in friction results in smoother engine operation and potentially increased horsepower.

3. Reduced noise: The ACL Race bearing is often praised for its quieter operation compared to stock bearings. This can lead to a more enjoyable driving experience.

1. Cost: The ACL Race 6B2639H-.25 connecting rod bearing is generally more expensive than the OEM alternative. While the benefits may outweigh the cost for some, others may find the price tag prohibitive.

2. Installation complexity: Installing the aftermarket bearing can be more complex than replacing the OEM part. It may require specialized tools and/or additional labor costs.

3. Potential compatibility issues: There have been reports of compatibility issues with specific Infiniti and Nissan models. It is crucial to ensure that the bearing is compatible with your vehicle before purchasing.

If you are an enthusiast looking to improve your Infiniti or Nissan's performance or durability, the ACL Race 6B2639H-.25 connecting rod bearing could be a worthwhile investment. However, it is essential to weigh the pros and cons carefully and consider the potential costs and installation complexities. Additionally, double-checking compatibility with your specific vehicle model is crucial before making a purchase.

In conclusion, the ACL Race 6B2639H-.25 connecting rod bearing offers enhanced durability, improved performance, and reduced noise compared to the OEM alternative. However, it comes with a higher cost, increased installation complexity, and potential compatibility issues. Ultimately, the decision to purchase this aftermarket part depends on your individual needs, priorities, and budget.

Details:

MPN: 6B2639H-.25. Items must be New, Unused, Not Installed, in the Original Packaging and able to resold. Manufacturer: ACL Race Series. Condition: New.

Domestic Shipping: The shipping cost on this listing or the Free Shipping is for lower 48 States. Brand: ACL Race Series.

part #: 6b2639h25 prices

• $132.23-$169.99

specifications engibearing:

• for makes: Infiniti, Nissan
• brand: Acl Race Series
• part type: Bearing Rod
• manufacturer part number: 6B2639H-.25
• return notes: New, Unused Condition W/original Packaging

payments engibearing:

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

seller engibearing:

• # reviews: 172619
• city: Grant, Michigan
• rating: 99.3%

returns engibearing:

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

offer engibearing:

• quantity: 1
• started: March 13, 2026
• options: Ship-to-home
• sold: 0
• availability: In Stock

general engibearing:

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

shipping engibearing:

• service: Expedited
• cost: $0.00
• transit: 4-7 Days
• class: Expedited
• type: Fixed

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