SKF SX-3649 Shaft Bearing Colony 3.6L 4.8L

( Brand: Skf ), ( Manufacturer Part Number: SX-3649 ), ( Type: Manual Transmission Main Shaft Pilot Bearing ), ( Ipn: C531 20-53 ), ( Item Length: 2.880 ), ( Placement On Vehicle: Transmission Bearings ), ( Compatible Model: Colony Park ), ( Compatible Year: 1971 1970 1969 1968 1967 1966 1965 1964 1963 1962 1961 1960 1959 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Skf Manual Transmission Main Shaft Pilot Bearing )

Review SKF Main Shaft Bearing For Mercury Colony 3.6l 4.8l Ct fits PILOT PARK 1957–1971

The SKF SX-3649 shaft pilot bearing is an essential component for the driveline system of Mercury Colony Park models produced between 1957 and 1971, equipped with 3.6L and 4.8L engines. This high-quality bearing is manufactured by the renowned SKF brand, known for its commitment to producing reliable and durable automotive parts.

This shaft pilot bearing is designed to provide efficient and smooth transmission of power from the engine to the drivetrain. It is specifically engineered to fit and function optimally within the unique specifications of the Mercury Colony Park's driveline system during this era. With a precision-machined inner race, it ensures a perfect fit and alignment with the shaft it supports, while the outer race is engineered to withstand the high loads and pressures encountered in automotive applications.

The SKF SX-3649 shaft pilot bearing features a robust design, utilizing a steel inner and outer race, along with a high-quality rolling element set made of chrome steel. The bearing's rollers are precision-machined to ensure a tight roller-race clearance, which is crucial for maintaining proper bearing load and ensuring long-lasting performance.

The bearing's sealing system is another key feature, designed to prevent contaminants from entering the bearing, ensuring a clean and efficient operating environment. The seals are made of a high-quality rubber compound that offers excellent flexibility and resistance to wear, ensuring a long service life.

Installing the SKF SX-3649 shaft pilot bearing is a straightforward process. It comes complete with all necessary hardware, including the seals, clips, and retaining rings. The bearing is also supplied with detailed installation instructions to ensure a trouble-free installation.

In summary, the SKF SX-3649 shaft pilot bearing is an essential upgrade for Mercury Colony Park models from 1957 to 1971, equipped with 3.6L and 4.8L engines. Its robust design, precision engineering, and high-quality materials ensure reliable and efficient power transmission, while its advanced sealing system protects against contaminants, resulting in a longer service life and improved overall performance.

The SKF SX-3649 shaft pilot bearing is a common replacement option for Mercury Colony Park vehicles with 3.6L and 4.8L engines manufactured between 1957 and 1971. Here are some pros and cons to consider before making a purchase.

1. High-quality product: SKF is a well-known and reputable brand in the automotive industry. The SX-3649 shaft pilot bearing is engineered to provide reliable performance and durability, ensuring a smooth operating engine.

2. OEM (Original Equipment Manufacturer) equivalent: This bearing is an exact match to the original equipment used in Mercury Colony Park vehicles during the specified production period.

3. Reduces vibration: The shaft pilot bearing plays a crucial role in reducing engine vibration. By replacing a worn or damaged bearing, you can help prevent unwanted noise and improve the overall driving experience.

4. Enhances engine life: A faulty shaft pilot bearing can lead to excessive wear and damage to other engine components. By replacing it with a new, high-quality bearing, you can help extend the life of your engine.

1. Cost: Replacing a shaft pilot bearing is not a cheap repair, and the cost of the SKF SX-3649 bearing itself can be significant. However, considering the potential damage a failing bearing can cause and the benefits of using a high-quality replacement, the investment may be worthwhile.

2. Labor costs: In addition to the cost of the bearing itself, you will also need to factor in the cost of labor for the installation. This can add to the overall expense of the repair.

3. Availability: Depending on your location and the availability of parts from local suppliers, you may need to order the SKF SX-3649 bearing online, which could lead to a longer wait time for the repair.

The SKF SX-3649 shaft pilot bearing is a reliable and high-quality replacement option for Mercury Colony Park vehicles with 3.6L and 4.8L engines manufactured between 1957 and 1971. While the cost of the bearing and the labor to install it can be significant, the benefits of improved engine performance, reduced vibration, and extended engine life make it a worthwhile investment. It is recommended to replace the shaft pilot bearing as soon as possible if it is showing signs of wear or failure.

Details:

SKF Main Shaft Pilot Bearing for 1957-1971 Mercury Colony Park 3.6L 4.8L ct: Status: In Stock.

part #: sx3649 prices

• $15.14-$21.23

specifications manutransmission:

• for models: Pilot, Park
• for makes: Mercury
• for years: 1957-1971
• brand: Skf
• mpn: Sx-3649
• type: Manual Transmission Main Shaft Pilot Bearing
• ipn: C531 20-53
• item length: 2.880
• placement on vehicle: Transmission Bearings
• compatible model: Colony Park
• compatible year: 1971 1970 1969 1968 1967 1966 1965 1964 1963 1962 1961 1960 1959
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Skf Manual Transmission Main Shaft Pilot Bearing

payments manutransmission:

• wallet: Apple-pay
• other
• credit card: Discover

shipping manutransmission:

• type: Fixed
• cost: $0.00
• class: Standard, Expedited
• transit: 4-9 Days
• service: Standard, Expedited

offer manutransmission:

• availability: In Stock
• started: December 27, 2025
• sold: 0
• quantity: 3
• options: Ship-to-home

returns manutransmission:

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

general manutransmission:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts

seller manutransmission:

• # reviews: 607309
• rating: 99.3%
• city: Indianapolis, Indiana

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