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Sierra 18-2552 Thermostat Cover Gasket Replaces 27-331792

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Sierra 18-2552 Mercruiser Thermostat Gasket for Sterndrives

Sierra high-quality engine parts are designed to meet OEM specifications. For use on Mercruiser Stern Drives.

  • Fits MCM/MIE GM 4-Cylinder, V-6 & V-8 engines, for thermostat housing w/ flat cover plate

 Interchangeable with:

  • GLM
    • 31670
  • Mallory
    • 9-60008
  • Mercruiser Stern Drive
    • 27-331792
    • 27-331791
    • 27-33179B2

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