1. Boat Outboard Engines To Buy
  2. sku: 16004827472701771
  3. SIERRA 18-2809

SIERRA 18-2809 Outboard Block Cover Gasket 27-437792

fits model: Mariner. make: Mercury.

27-437792 Sierra 18-2809 Outboard Block Cover Gasket Mercury Mariner

( Brand: Sierra ), ( Manufacturer Part Number: 18-2809 ), ( Part Type: Cover Gasket Block )

Review SIERRA Outboard Block Cover Gasket Mercury fits MARINER

Sierra 18-2809 Outboard Block Cover Gasket (Mercury Mariner 27-437792)

The Sierra 18-2809 Outboard Block Cover Gasket is a meticulously engineered marine component designed specifically for the Mercury Mariner outboard engine, model 27-437792. This gasket is a crucial part of the engine's structural integrity, ensuring a tight seal between the engine block and the cover, thus preventing unwanted fluid leakage and enhancing overall performance.

Crafted from high-quality materials, this gasket is designed to withstand the rigorous conditions of marine environments. It features a precise fit and dimensional accuracy, ensuring a secure and efficient seal. The gasket is resistant to heat, oil, and other harmful marine elements, promising longevity and durability, even in the face of challenging conditions.

The Sierra 18-2809 Outboard Block Cover Gasket is easy to install, thanks to its pre-formed shape and accurate dimensions. It is designed to fit seamlessly into the engine's block cover, minimizing the risk of installation errors. This gasket is an essential replacement part for maintaining the performance and lifespan of your Mercury Mariner outboard engine.

In summary, the Sierra 18-2809 Outboard Block Cover Gasket (Mercury Mariner 27-437792) is a top-quality marine gasket that ensures a secure and efficient seal, enhancing the performance of your Mercury Mariner outboard engine. Its high-quality materials, precise fit, and resistance to marine elements make it an ideal choice for boat owners who demand the best for their vessels.

The Sierra 18-2809 Outboard Block Cover Gasket Mercury Mariner 27-437792 is a specific part used for sealing the block cover of certain outboard motors, such as the Mercury Mariner. Here are some pros and cons to consider before making a purchase:

Pros:

1. OEM Part: This gasket is a factory-made part by Sierra, ensuring a perfect fit and high-quality materials for a proper seal.

2. Compatibility: The gasket is specifically designed for the Mercury Mariner, reducing the risk of compatibility issues.

3. Easy Installation: The gasket is relatively easy to install compared to other mechanical parts, making it a quick and straightforward repair solution.

Cons:

1. Price: As an OEM part, it can be more expensive than aftermarket alternatives.

2. Availability: Since it is a specific part for a particular motor model, it might be harder to find in local stores and may require online ordering.

3. Limited Use: This gasket is designed to seal the block cover and has no additional functions, so it can only be used for this specific purpose.

In conclusion, the Sierra 18-2809 Outboard Block Cover Gasket Mercury Mariner 27-437792 is a high-quality, durable part that ensures a proper seal for your outboard motor. However, its specific design, limited use, and potential high cost may make it less appealing for some buyers.

If you prioritize a perfect fit, high-quality materials, and easy installation, this gasket might be worth the investment. On the other hand, if you are looking for a more affordable solution or prefer an aftermarket part, you may want to explore other options. Always compare prices and ensure compatibility with your motor before making a purchase.

Details:

Unused Old Stock.

part #: 182809 prices

  • $13.99-$47.99

specifications ouboaen:

  • for models: Mariner
  • for makes: Mercury
  • brand: Sierra
  • mpn: 18-2809
  • part type: Cover Gasket Block

shipping ouboaen:

  • transit: 3-9 Days
  • class: Standard, Expedited, Economy
  • service: USPS Ground Advantage, USPS Priority Mail Express, FedEx Ground or FedEx Home Delivery, UPS Ground Saver
  • carrier: USPS, FedEx, UPS
  • type: Calculated
  • cost: $0.00

payments ouboaen:

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

returns ouboaen:

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

offer ouboaen:

  • sold: 0
  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • started: May 19, 2025

general ouboaen:

  • condition: New other see details
  • Boat Parts > Outboard Engines Components > Other

seller ouboaen:

  • rating: 100.0%
  • city: Williston, Vermont
  • # reviews: 7705
for models: mariner, for makes: mercury, part type: cover gasket block,
category: boat parts > outboard engines components, sku: 16004827472701771,
Sierra 18-2809 Is Similar To:
ouboaen logo
4 offers $13.99–$47.99 USD
  • New other (see details). Offer #1 priced at $16.55 + $0.00 shipping estimate = $16.55* total. Unused Old Stock.FREE SHIPPING
  • New. Offer #2 priced at $13.99 + $0.00 shipping estimate = $13.99* total. FREE SHIPPING
  • New. Offer #3 priced at $47.99 + $3.99 shipping estimate = $51.98* total. New with envelope. This is a new Sierra Quality Marine Engine Parts Block Cover Gasket, Lot of 2.+$3.99 shipping
  • New. Offer #4 priced at $22.61 + $12.50 shipping estimate = $35.11* total. OEM Cross Reference , , 43779, 437791, 96485.+$12.50 shipping

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