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Sierra 18-0642 Engine Gasket Set | Replaces Mercury 27-19050

Manufacturer

Picture for manufacturer Sierra

Part Number

18-0642
12 reviews
Sale Price

$24.40

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-0642 Engine Gasket Set is a high-quality aftermarket replacement gasket designed for Mercury and Mariner marine engines. Sierra International is a trusted name in marine aftermarket parts, engineering their components to meet or exceed OEM specifications for reliable performance on the water.

This gasket set directly replaces Mercury/Mariner OEM part number 27-19050, making it a cost-effective alternative to dealer-sourced parts without sacrificing quality or fitment accuracy.

Key Features:

  • Direct OEM replacement for Mercury/Mariner part number 27-19050
  • Manufactured by Sierra International to meet or exceed original equipment specifications
  • Designed for reliable sealing performance in marine engine applications
  • Helps prevent coolant, oil, or combustion gas leaks
  • Quantity: 3 gaskets included

Sierra's 18-0642 gasket set is ideal for technicians and boat owners performing engine maintenance or rebuilds on compatible Mercury and Mariner outboard or inboard/outboard (I/O) engines. Always verify compatibility with your specific engine model before installation.

great company to buy from. called them up to find an AFR gauge set. while the one i had my eye one was no longer available, they worked with me to find another one that fit my application and visual requirements. thanks autoplicity!

Fast Shipping. Good packaging. Very good pricing. Will shop from again.

Very easy with amazon link. Love it!

Very quick and easy. Thanks

Painless!

Autoplicity had the cheapest price, I got my order in 3 business days, and let me know through email when they received my order, shipped my order, and completed my order. Was really impressed!

quick, simply, and efficient ordering process!

It was quick and easy

first time shopping in this web and it's very easy and fast , great .

Easy and cheap, thanks for your service!!

Thanks for having what I needed in one stop.

Fast and easy

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