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Sierra Thermostat Kit for Mercruiser 4.3 - 5.7L Engines, 2002 - 2007



Sierra® Thermostat Kit for Mercruiser® 4.3 - 5.7L Engines, 2002 - 2007.

Sierra® Thermostat Kit for Mercruiser® 4.3-5.7L Engines, 2002-2007

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Proper thermostat operation is key in getting peak performance and maximum fuel efficiency!

This marine-grade Kit will withstand the rigors of "ugly" brackish and saltwater. Sierra® Thermostat Kit (part no. 18-3647) replaces O.E.M. thermostat kit no. 807252Q5.

Kit contains:

  • Thermostat (part no. 18-3649)- replaces O.E.M. part no. 807252-2
  • Thermostat Cover Gasket (part no. 18-2844)- replaces O.E.M. part no. 27-48818-1
  • Thermostat Cover Gasket (part no. 18-2552)-replaces O.E.M. part no. 27-33179-2
  • Thermostat Cover Gasket (part no. 18-2553)- replaces O.E.M. part no. 27-47510
  • O Ring (part no. 18-7173)- replaces O.E.M. part no. 27-30224
  • Thermostat Housing Gasket (part no. 18-2917)- replaces O.E.M. 27-53045-1, 27-33918.

Order up top-quality replacement parts for bottom dollar ONLINE today!

Sierra® Thermostat Kit for Mercruiser®
4.3-5.7L Engines, 2002-2007



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WX2-167151 - Sierra® Thermostat Kit for Mercruiser® 4.3 - 5.7L Engines, 2002 - 2007
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WX2-167151 - Sierra® Thermostat Kit for Mercruiser® 4.3 - 5.7L Engines, 2002 - 2007
Compare at $24.10
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$20.69
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