FEDERAL MOGUL 1789M Cam Bearings 260 V8

( Brand: Federal Mogul ), ( Part Type: Bearing Cam ), ( Manufacturer Part Number: 1789M )

Review FEDERAL MOGUL Cam Bearings Oldsmobile 260 V8 fits 455 425 400 350 330 1964–1976

Introducing the Federal-Mogul 1789M Cam Bearings, specifically designed for Oldsmobile V8 engines manufactured between 1964 and 1976. These engines came with various displacements, including 455, 425, 400, 350, and 330 cubic inches, as well as the smaller 260 V8.

These cam bearings are engine components that support the camshaft, which is responsible for opening and closing the engine's intake and exhaust valves at the correct times during the combustion process. The Federal-Mogul 1789M Cam Bearings are meticulously crafted from high-quality material, ensuring superior durability and performance.

Each bearing is precision-machined to ensure a perfect fit and function within the engine. The bearing surface is made of a specially formulated material that provides excellent load-carrying capacity and resistance to wear, ensuring a long service life. The bearings also feature a hardened steel raceway, which provides additional strength and durability against the forces generated by the camshaft.

Additionally, the Federal-Mogul 1789M Cam Bearings are designed to operate smoothly and quietly, even under high-stress conditions. The bearings are also compatible with various camshaft designs, making them a versatile choice for Oldsmobile V8 engine restorations and upgrades.

Installing these bearings is a straightforward process. They come in sets, typically including multiple bearings, depending on the engine configuration. Before installation, it's important to ensure that the engine is at the correct temperature and that all necessary tools and equipment are readily available. It's also crucial to follow the recommended installation procedures to ensure proper alignment and seating of the bearings.

In summary, the Federal-Mogul 1789M Cam Bearings are a high-quality, reliable choice for Oldsmobile V8 engine owners looking to restore or upgrade their engines. These bearings are precision-machined, made from durable materials, and designed to provide quiet, smooth operation under high loads. With their compatibility with various engine configurations, these bearings offer versatility and convenience for Oldsmobile enthusiasts.

Pros and Cons of Buying Federal-Mogul 1789M Cam Bearings for Oldsmobile V8 Engines (1964-1976)

Federal-Mogul 1789M cam bearings are aftermarket bearings designed to fit various Oldsmobile V8 engines, including 455, 425, 400, 350, and 330, as well as the 260 models from 1964 to 1976. These bearings offer several advantages and potential drawbacks for vehicle owners.

1. Durability: The Federal-Mogul 1789M cam bearings are designed to provide superior durability compared to stock bearings. They can withstand increased horsepower and torque, making them an excellent option for performance upgrades or high-mileage engines.

2. Reduced Engine Noise: Upgrading to Federal-Mogul 1789M cam bearings can help reduce engine noise, leading to a smoother and quieter operation. This is due to the high-quality materials and precise manufacturing processes used in their production.

3. Improved Performance: These aftermarket bearings can improve engine performance by reducing friction and providing better support for the camshaft. This translates to increased power output and improved throttle response.

4. Wide Application: Federal-Mogul 1789M cam bearings are compatible with a wide range of Oldsmobile V8 engines, making them a versatile choice for vehicle owners.

1. Cost: Federal-Mogul 1789M cam bearings are generally more expensive than stock bearings. While the initial investment may be higher, the increased durability and performance benefits can offset the cost over time.

2. Installation Complexity: Installing aftermarket cam bearings can be a complex process that requires specialized skills and tools. It is recommended to have the work done by a professional mechanic to ensure proper installation and prevent potential damage to the engine.

3. Potential Clearance Issues: In some cases, aftermarket cam bearings may not have the same clearance as stock bearings. This could lead to issues such as excessive camshaft endplay or contact between the camshaft and the valves. Careful measurement and adjustment are necessary to address any clearance issues.

Federal-Mogul 1789M cam bearings offer several advantages for Oldsmobile V8 engine owners, including improved durability, reduced engine noise, and enhanced performance. However, the higher cost, installation complexity, and potential clearance issues are considerations that should be taken into account. Ultimately, the decision to purchase these aftermarket bearings comes down to the individual vehicle owner's priorities, budget, and technical capabilities.

For Oldsmobile V8 engine owners seeking improved performance, durability, and reduced engine noise, Federal-Mogul 1789M cam bearings can be a worthwhile investment. However, it is recommended to consult with a professional mechanic to ensure proper installation and to address any potential clearance issues. Additionally, vehicle owners should consider the cost-benefit analysis and their technical abilities before making a purchase.

Details:

Actual item shown, see more photos right below the, application guide. Federal Mogul part number 1789M. There may be minor corrosion, scuffs, torn or missing boxes, scratches from storage, etc. None of which makes the part Defective.

Sometimes the fitment is so old that it does not take into account trim, engine size or build dates. Bearing size is: STD. ONCE Purchased YOU OWN IT. Be sure the part you are buying is correct for your application.

Or any other minor issue that does not make the part you are buying DEFECTIVE. Shipping:: Free Shipping is for continental USA only. Rubber parts, gaskets, hardware may need to be replaced and not usable. If any manufacturer warranty exists, it is between you and them.

Please double check the manufacturers part number to your engine application. They may have been in storage anywhere from 1-30 years.

part #: 1789m prices

• $32.00-$35.99

specifications engibearing:

• for models: 455, 425, 400, 350, 330
• for makes: Oldsmobile
• for years: 1964-1976
• brand: Federal Mogul
• part type: Bearing Cam
• manufacturer part number: 1789M

returns engibearing:

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

seller engibearing:

• # reviews: 255936
• city: Houston, Texas
• rating: 99.5%

general engibearing:

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

offer engibearing:

• quantity: 1
• availability: In Stock
• started: November 24, 2025
• options: Ship-to-home
• sold: 0

shipping engibearing:

• cost: $0.00
• class: Expedited
• carrier: USPS
• service: USPS Priority Mail
• transit: 4-8 Days
• type: Fixed

payments engibearing:

• other
• wallet: Google-pay
• credit card: Visa

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