FEDERAL MOGUL 6-1390CP-50MM Connecting Rod Bearings C81171P .50MM 2.5L 2.7L-L6

( Brand: Federal Mogul ), ( Part Type: Bearing Rod ), ( Manufacturer Part Number: 6-1390CP-50MM ), ( Ipn: C81171p )

Review FEDERAL MOGUL Connecting Rod Bearings .50mm Bmw 2.5l 2.7l-l6 fits 1982–1995

Introducing the Federal-Mogul C81171P 6-1390CP-50mm Connecting Rod Bearings, specifically designed for BMW 2.5L and 2.7L straight-6 engines manufactured between 1982 and 1995. These bearing assemblies are engineered to provide exceptional performance and reliability for your BMW engine.

The Federal-Mogul C81171P connecting rod bearings are precision-machined to ensure a perfect fit and optimal clearance. Each bearing assembly consists of a high-quality steel backing plate, a bronze bearing shell, and a copper-plated steel cap. The bronze bearing shell provides a smooth, frictionless surface for the connecting rod to rotate, while the steel cap ensures a secure fit and helps distribute the load evenly between the bearing and the crankshaft.

The copper plating on the steel caps is an essential feature that provides additional protection against scuffing and wear. This plating also helps to prevent the buildup of carbon deposits, ensuring that the bearing surface remains clean and effective.

These connecting rod bearings are manufactured to meet or exceed OEM specifications, ensuring that they provide the same level of performance and durability as the original equipment. They are also designed to be a direct replacement for the worn-out or failed bearings in your BMW engine.

Installing the Federal-Mogul C81171P connecting rod bearings is a straightforward process, and they come complete with all necessary hardware for a hassle-free installation. Each bearing is individually packaged to ensure that it remains in excellent condition until it is ready to be installed.

In summary, the Federal-Mogul C81171P 6-1390CP-50mm Connecting Rod Bearings are a high-quality replacement for the connecting rod bearings in your BMW 2.5L or 2.7L straight-6 engine. These bearings are precision-machined to ensure a perfect fit, and they are designed to provide exceptional performance and reliability. With their superior quality and ease of installation, these bearings are an excellent choice for BMW owners looking to maintain the performance and longevity of their engines.

Buying Federal-Mogul C81171P Connecting Rod Bearings for 1982-1995 BMW 2.5L & 2.7L L6 Engines: A Pros and Cons Analysis

The Federal-Mogul C81171P connecting rod bearings are aftermarket components designed for BMW 2.5L and 2.7L L6 engines produced between 1982 and 1995. These bearings are an essential part of the engine's internal combustion system, supporting the crankshaft and reducing friction between moving parts. In this analysis, we will discuss the advantages and disadvantages of purchasing these Federal-Mogul bearings for your BMW.

1. OEM Equivalency: Federal-Mogul is a well-known and reputable aftermarket parts manufacturer. Their C81171P connecting rod bearings are designed to be OEM (original equipment manufacturer) equivalents, ensuring a perfect fit and function for your BMW engine.

2. Improved Performance: By using high-quality materials and advanced manufacturing techniques, Federal-Mogul's connecting rod bearings can offer improved performance and durability compared to older, worn-out OEM bearings.

3. Cost-Effective: Aftermarket parts like Federal-Mogul's connecting rod bearings are generally more cost-effective than buying new OEM parts directly from the dealership.

1. Potential Quality Variability: Since Federal-Mogul is an aftermarket manufacturer, there is a risk of variability in the quality of their connecting rod bearings. It is essential to ensure that you purchase these parts from a trusted supplier to minimize this risk.

2. Installation Complexity: Installing connecting rod bearings can be a complex and time-consuming process, especially for those without automotive experience. To ensure proper installation, it may be necessary to seek professional assistance from a mechanic or engine builder.

3. Potential Compatibility Issues: Though Federal-Mogul's C81171P bearings are designed to be OEM equivalents, there is still a possibility of compatibility issues with specific engine variations or applications. It is essential to double-check that these bearings are the correct fit for your BMW model and year.

In summary, buying Federal-Mogul C81171P connecting rod bearings for your 1982-1995 BMW 2.5L or 2.7L L6 engine offers both advantages and disadvantages. The benefits include OEM equivalency, improved performance, and cost-effectiveness. However, potential drawbacks include quality variability, installation complexity, and compatibility issues. To ensure a successful purchase and installation, it is crucial to buy these bearings from a trusted supplier and consult a mechanic or engine expert if needed.

Based on the analysis, we recommend purchasing Federal-Mogul C81171P connecting rod bearings from a reputable automotive parts supplier, such as a trusted local mechanic, a reputable online retailer, or an authorized BMW dealer. This will help minimize the risks associated with potential variability in quality and compatibility issues. Additionally, consider seeking professional assistance from a mechanic or engine builder to ensure proper installation.

Details:

None of which makes the part Defective. There may be minor corrosion, scuffs, torn or missing boxes, scratches from storage, etc. Rubber parts, gaskets, hardware may need to be replaced and not usable. If any manufacturer warranty exists, it is between you and them.

ONCE Purchased YOU OWN IT. Be sure the part you are buying is correct for your application. Sometimes the fitment is so old that it does not take into account trim, engine size or build dates. Federal Mogul part number 6-1390CP-50MM.

Or any other minor issue that does not make the part you are buying DEFECTIVE. They may have been in storage anywhere from 1-30 years. Shipping:: Free Shipping is for continental USA only. BMW M54 M52 M50 M20.

specifications engibearing:

• for makes: Bmw
• for years: 1982-1995
• brand: Federal Mogul
• part type: Bearing Rod
• manufacturer part number: 6-1390CP-50MM
• interchange part number: C81171P

seller engibearing:

• rating: 99.5%
• # reviews: 249898
• city: Houston, Texas

general engibearing:

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

payments engibearing:

• other
• credit card: Discover
• wallet: Paypal

offer engibearing:

• availability: In Stock
• quantity: 1
• started: October 20, 2025
• sold: 0
• options: Ship-to-home

shipping engibearing:

• carrier: USPS
• class: Standard
• cost: $0.00
• type: Fixed
• transit: 3-8 Days
• service: USPS Ground Advantage

returns engibearing:

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

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