OMC 3855820 Stern Drive Crankcase Rear Seal Retainer Housing Gm

( Manufacturer Part Number: 3855820 ), ( Part Type: Seal Drive Housing Motor )

Review OMC Stern Drive Crankcase Rear Seal Retainer Housing Gm Motors Nla fits COBRA

The OMC 3855820 Cobra stern drive crankcase rear seal retainer housing is a vital component for marine engines manufactured by General Motors, specifically those using the Cobra stern drive system. This housing serves an essential function in sealing the crankcase and maintaining the proper lubrication of the engine.

The housing is designed with a robust construction, primarily made of cast aluminum, ensuring durability and longevity even in the harsh marine environment. The housing features an integrated retainer for the rear crankshaft seal, which securely holds the seal in place and prevents any potential leaks.

The OMC 3855820 Cobra stern drive crankcase rear seal retainer housing is specifically engineered to fit General Motors marine engines, ensuring a precise fit and optimal performance. It is a direct replacement part, meaning it can be installed without requiring any modifications or additional components.

The housing comes in an easily installable condition, with all necessary hardware included in the package. The installation process is relatively straightforward and can be accomplished by following the provided instructions or by consulting a professional marine mechanic.

In summary, the OMC 3855820 Cobra stern drive crankcase rear seal retainer housing is a crucial component for maintaining the sealing integrity of the crankcase in marine engines manufactured by General Motors. Its robust construction, precise fit, and easy installation make it an excellent choice for boat owners seeking to keep their engines running smoothly and efficiently.

Pros and Cons of Buying OMC 3855820 Cobra Stern Drive Crankcase Rear Seal Retainer Housing for GM Applications

The OMC 3855820 Cobra stern drive crankcase rear seal retainer housing is an essential component for repairing leaks in the stern drive system of GM boats. This part is specifically designed for Cobra stern drives and is an original equipment manufacturer (OEM) replacement. In this article, we will discuss the pros and cons of buying this part to help boat owners make an informed decision.

1. OEM Replacement: The OMC 3855820 Cobra stern drive crankcase rear seal retainer housing is an original equipment manufacturer (OEM) part, which means it is designed and manufactured by the same company that originally built the boat or engine. Using an OEM part ensures a perfect fit and compatibility with other components in the system.

2. High-Quality Material: The housing is made of high-quality materials, such as cast iron or aluminum, which are resistant to corrosion and can withstand the harsh marine environment. This ensures a long-lasting solution to the leaking problem.

3. Improved Performance: Replacing a faulty crankcase rear seal retainer housing can help improve the overall performance of the stern drive system. A leaking seal can cause water to enter the crankcase, diluting the oil and reducing its lubricating properties. Replacing the faulty part with a new, high-quality OEM part can help restore the system's performance and extend its lifespan.

1. Cost: The OMC 3855820 Cobra stern drive crankcase rear seal retainer housing can be quite expensive compared to aftermarket alternatives. This may be a significant barrier for some boat owners who are on a tight budget.

2. Availability: Depending on the location and availability, it may take some time to source and receive the OMC 3855820 Cobra stern drive crankcase rear seal retainer housing. This can be a inconvenience for boat owners who need to get their boats repaired as soon as possible.

3. Installation Complexity: Installing the OMC 3855820 Cobra stern drive crankcase rear seal retainer housing can be a complex process that requires specialized tools and knowledge. This may require the assistance of a professional mechanic or marine technician, which can add to the overall cost of the repair.

The OMC 3855820 Cobra stern drive crankcase rear seal retainer housing is an essential component for repairing leaks in the stern drive system of GM boats. While it may be expensive and have some installation complexity, its high-quality materials, perfect fit, and improved performance make it a worthwhile investment for boat owners who value the longevity and performance of their boats.

If you are a boat owner experiencing leaks in your GM boat's stern drive system, we recommend considering the OMC 3855820 Cobra stern drive crankcase rear seal retainer housing as a replacement part. While it may be more expensive than aftermarket alternatives, its high-quality materials, perfect fit, and improved performance make it a worthwhile investment for those who prioritize the longevity and performance of their boats. If cost is a concern, you may want to explore aftermarket alternatives or consider seeking out discounts or promotions from marine parts suppliers. Additionally, if you are not confident in your ability to install the part yourself, we recommend seeking the assistance of a professional marine technician to ensure a successful repair.

Details:

MPN: 3855820. Condition: New Other. Casting Number: 14088557. OMC/BRP part number is 3855820, 3853201, 3855821, This rear seal retainer fits too many OMC Cobra stern drives with GM 3.0 4.3 5.7 to list.

Jess-Theresa-T398D. This is a sale for OEM crankcase rear seal retainer housing use on some OMC Cobra stern drives.

part #: 3855820 prices

• $15.00-$119.99

specifications otsterndriv:

• for models: Cobra
• for makes: Omc
• mpn: 3855820
• part type: Seal Drive Housing Motor

payments otsterndriv:

• wallet: Paypal
• other
• credit card: Visa

seller otsterndriv:

• # reviews: 27402
• city: Green Bay, Wisconsin
• rating: 99.2%

returns otsterndriv:

• policy: No Returns

general otsterndriv:

• Boat Parts > Sterndrive Motors Components > Other
• condition: New other see details

offer otsterndriv:

• sold: 0
• options: Ship-to-home
• started: April 29, 2025
• quantity: 1
• best offers: True
• availability: In Stock

shipping otsterndriv:

• transit: 3-7 Days
• type: Fixed
• service: Standard, USPS Priority Mail
• cost: $0.00
• class: Standard, Expedited
• carrier: USPS

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