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Related Products

Sierra® Delco® Tune - up Kit for 4 Cylinder EST Mercruiser

Item # WX2-165565

Non-Member $16.99 Buyer's Club $15.29

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Sierra® Delco® Tune - up Kit for 4 Cylinder EST Engines from Mercruiser®.

Get your boat in ship-shape with top-notch replacement parts for bottom dollar! Connections corrode over time, leading to poor performance.

A simple Tune-up Kit like this can make a BIG improvement in how your boat feels on the water.

For engines:
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for 4 Cylinder EST Mercruiser

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Sierra® Thermostat Kit for Mercruiser® Ford® V8 225, 233, and 255 HP Engines, 1973 - 1977

Item # WX2-167156

Non-Member $20.99 Buyer's Club $18.89

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Sierra® Thermostat Kit for Mercruiser® Ford® V8 225, 233, and 255 HP Engines, 1973 - 1977.

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

This marine-grade Kit will withstand the rigors of "ugly" brackish and saltwater. Sierra® Thermostat Kit (part no. 18-3651) replaces your original thermostat (O.E.M. 807252Q3).

Kit contains:
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  • Thermostat Cover Gasket (part no. 18-2553)-replaces O.E.M. part no. 27-47510
  • Thermostat Cover Gasket (part no. 18-2834)- replaces O.E.M. part no. 27-60208
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Order up top-quality replacement parts for bottom dollar ONLINE today!

V8 225, 233, and 255 HP Engines, 1973-1977

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Sierra® Thermostat Kit for Mercruiser® 140 - 3.0L Engines, 1968 - 1989

Item # WX2-167154

Compare at $19.99 Non-Member $16.99 Buyer's Club $15.29

You Save $4.70 (24%)

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Sierra® Thermostat Kit for Mercruiser® 140 / 3.0L Engines, 1968 - 1989

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. 18-3650) includes thermostat and gasket to replace your original thermostat kit (O.E.M. 59078Q3).

Kit includes:
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