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Sierra 18-3887 Marine Head Gasket for 7.4L 454 CID Engines

Manufacturer

Picture for manufacturer Sierra

Part Number

118-3887
8 reviews
Sale Price

$70.63

3 left at this price

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Usually delivered within 2 days

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Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-3887 is a premium marine cylinder head gasket engineered for 7.4L (454 CID) Gen V and Gen VI marine engines manufactured from 1992 and newer. This gasket provides a reliable seal between the cylinder head and engine block, ensuring optimal compression and preventing coolant and oil leaks in demanding marine environments.

Key Features:

  • Designed for 7.4L 454 cubic inch displacement Gen V and VI marine engines (1992-up)
  • OEM-quality construction meets or exceeds original equipment specifications
  • Compatible with Mercruiser, OMC, Crusader, and Volvo Penta stern drive applications
  • Precision-cut design ensures proper fit and sealing performance
  • Manufactured to strict quality standards for long-lasting durability

OEM Cross-Reference Numbers:

  • Mercruiser: 27-850470, 27-879150141, 27-811547
  • Crusader: 31136
  • OMC Stern Drive: 915325
  • Volvo Penta: 3853511
  • GLM: 36180

Sierra International is a trusted leader in aftermarket marine engine parts, offering comprehensive coverage for all major marine engine brands with a customer satisfaction warranty covering both parts and labor.

great job

great experience

I found good quality product more cheaper here. I installed the shocks. Did not have any problem.

great price

thanks

The only complaint I have is, your product does not list the OZ. of the products. You need to add alittle more detail.

easy site to navigate - excellent product selection

It looks like it will work but I haven't had time to install it. Con: No directions

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