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Sierra 18-3668 Mercruiser 807252Q4 Thermostat Kit (140 Degree F)
Sierra 18-3668 Mercruiser 807252Q4 Thermostat Kit (140 Degree F)
Sierra 18-3668 Mercruiser 807252Q4 Thermostat Kit (140 Degree F)
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Aftermarket Mercruiser 807252Q4 Thermostat Kit (140 Degree F)

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Aftermarket Mercruiser 807252Q4 Thermostat Kit (140 Degree F)The Sierra 18-3668 Thermostat Kit replaces Mercruiser 807252Q4, Mercruiser 8M0089715 for Mercruiser…
SKU: S-18-3668
UPC: 030999316318
Condition: New
$85.75
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Aftermarket Mercruiser 807252Q4 Thermostat Kit (140 Degree F)

$85.75
Product Details  

Aftermarket Mercruiser 807252Q4 Thermostat Kit (140 Degree F)

The Sierra 18-3668 Thermostat Kit replaces Mercruiser 807252Q4, Mercruiser 8M0089715 for Mercruiser applications. It renews the thermostat and associated sealing components used to regulate engine operating temperature.

Technical Specifications

  • Brand: Sierra Marine
  • Sierra Part Number: 18-3668
  • Product Type: Thermostat Kit
  • Application: Mercruiser

Kit Contents

  • Thermostat - Mercury 8M6002714
  • O-Ring - Mercury 25-30224
  • Thermostat Housing Cover Gasket - Mercury 27-331792
  • Thermostat Cover Gasket - Mercury 27-41812
  • Thermostat Housing Gasket - Mercury 27-47510
  • Lower Housing Gasket - Mercury 27-530451

Cross References & Alternative Products

Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.

Frequently Asked Questions

What is Sierra 18-3668?
Sierra 18-3668 is an aftermarket thermostat kit for Mercruiser applications.

Which part numbers cross-reference Sierra 18-3668?
This listing cross-references Mercruiser 807252Q4, Mercury E75-02367 and Mercruiser 8M0089715. See the Cross References & Alternative Products section above for linked alternatives where available.

How can I check whether Sierra 18-3668 fits my Mercruiser application?
Contact us with your engine model and serial number and we'll help check suitability.

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