Thermostat Kits

Set Descending Direction

1-10 of 25

  1. Small Image

    Mercruiser Thermostat Service Kit | Sierra 18-1989K

    SKU: SIERRA-18-1989K MSRP: $15.74 Quantity: 25 Brand: Sierra
    $9.39
    Thermostat housing service kit for late model Mercruiser engines includes various gaskets & thermostat sleeve. Learn More
  2. Small Image

    Thermostat Kit

    SKU: SIERRA-18-3671 MSRP: $29.91 Quantity: 18 Brand: Sierra
    $17.19
    Thermostat Kit Learn More
  3. Small Image

    Thermostat Kit

    SKU: SIERRA-18-3672 MSRP: $28.34 Quantity: 20 Brand: Sierra
    $15.39
    Thermostat Kit Learn More
  4. Small Image

    160 Degree Thermostat Kit

    SKU: SIERRA-18-3568 MSRP: $17.07 Quantity: 7 Brand: Sierra
    $14.09
    Aftermarket thermostat kit used on late model Mercruiser V8 fresh water cooled marine engines. Learn More
  5. Small Image

    Thermostat Kit

    SKU: SIERRA-18-3569 MSRP: $21.67 Quantity: 2 Brand: Sierra
    $13.79
    Thermostat Kit, Replaces 803061T1 Learn More
  6. Small Image

    Thermostat Kit

    SKU: SIERRA-18-3608 MSRP: $36.21 Quantity: 11 Brand: Sierra
    $19.59
    THERMOSTAT KIT Learn More
  7. Small Image

    150 Degree Thermostat Kit With Gasket

    SKU: SIERRA-18-3618 MSRP: $26.24 Quantity: 8 Brand: Sierra
    $16.09
    Aftermarket thermostat kit used on many different late model Volvo Penta raw water cooled engines. Learn More
  8. Small Image

    160 Degree Thermostat Kit

    SKU: SIERRA-18-3621 MSRP: $24.14 Quantity: 6 Brand: Sierra
    $14.59
    Aftermarket 160 degree thermostat kit used on Volvo Penta 3.0L 4 cylinder marine engines. Learn More
  9. Small Image

    160 Degree Thermostat Kit

    SKU: SIERRA-18-3644 MSRP: $29.39 Quantity: 21 Brand: Sierra
    $16.89
    Aftermarket 160 degree thermostat kit for Mercruiser 4.3L and 4.3LX freshwater cooled engines from serial number F001220 & up. Learn More
  10. Small Image

    142 Degree Thermostat Kit

    SKU: SIERRA-18-3646 MSRP: $24.10 Quantity: 19 Brand: Sierra
    $18.29
    Aftermarket 142 degree thermostat kit designed to fit many different Mercruiser raw water cooled marine engines. Learn More

Set Descending Direction

1-10 of 25