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Thermostat Kits

Thermostat Kits

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    160 Degree Thermostat Kit | Sierra 18-3677
    SIERRA-18-3677
    Qty In Stock: 36
    Brand: Sierra

    Aftermarket 160 degree thermostat kit fits many different OMC and Volvo Penta marine engines

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    MSRP: $33.29 $21.31
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    160 Degree Mercruiser Thermostat Kit | Sierra 18-3647
    SIERRA-18-3647
    Qty In Stock: 47
    Brand: Sierra
    Aftermarket 160 degree thermostat kit fits many different Mercruiser closed cooled marine engines. Learn More
    MSRP: $40.49 $29.12
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    Mercruiser Thermostat Service Kit | Sierra 18-1989K
    SIERRA-18-1989K
    Qty In Stock: 8
    Brand: Sierra
    Thermostat housing service kit for late model Mercruiser engines includes various gaskets & thermostat sleeve. Learn More
    MSRP: $20.79 $13.28
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    Thermostat Kit | Sierra 18-3673
    SIERRA-18-3673
    Qty In Stock: 7
    Brand: Sierra
    Thermostat Kit Learn More
    MSRP: $55.79 $36.73
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  5. Sierra 18-3650 Thermostat Kit
    Thermostat Kit | Sierra 18-3650
    SIERRA-18-3650
    Qty In Stock: 18
    Brand: Sierra
    Aftermarket 140 degree thermostat fits multiple Mercruiser raw water cooled 4 cylinder marine engines. Learn More
    MSRP: $35.99 $25.78
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  6. Small Image
    Thermostat Kit | Sierra 18-3672
    SIERRA-18-3672
    Qty In Stock: 5
    Brand: Sierra
    Thermostat Kit Learn More
    MSRP: $32.09 $23.08
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  7. Sierra 18-3644 160 Degree Thermostat Kit
    160 Degree Thermostat Kit | Sierra 18-3644
    SIERRA-18-3644
    Qty In Stock: 9
    Brand: Sierra

    Aftermarket 160 degree thermostat kit for Mercruiser 4.3L and 4.3LX freshwater cooled engines from serial number F001220 & up

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    MSRP: $34.09 $21.75
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    142 Degree Mercruiser Thermostat Kit | Sierra 18-3646
    SIERRA-18-3646
    Qty In Stock: 12
    Brand: Sierra
    Aftermarket 142 degree thermostat kit designed to fit many different Mercruiser raw water cooled marine engines. Learn More
    MSRP: $35.99 $22.77
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  9. Small Image
    142 Degree Thermostat Kit | Sierra 18-3651
    SIERRA-18-3651
    Qty In Stock: 12
    Brand: Sierra

    Aftermarket 142 degree thermostat kit designed to work with many different models of Mercruiser marine engines

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    MSRP: $27.19 $17.44
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  10. Small Image
    Thermostat Kit | Sierra 18-3569
    SIERRA-18-3569
    Qty In Stock: 5
    Brand: Sierra

    Thermostat Kit

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    MSRP: $31.99 $23.35
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    Thermostat Kit | Sierra 18-3621
    SIERRA-18-3621
    Qty In Stock: 9
    Brand: Sierra

    Aftermarket 160 degree thermostat kit used on Volvo Penta 3.0 liter 4-cylinder marine engines

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    MSRP: $35.79 $22.86
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  12. Sierra 18-3666 180 degree Thermostat Kit
    180 degree Thermostat Kit | Sierra 18-3666
    SIERRA-18-3666
    Qty In Stock: 0
    Brand: Sierra

    Aftermarket 180 degree thermostat kit used on various Volvo AQ model marine engines

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    MSRP: $47.29 $30.20
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