Family-Owned • 40+ Years Experience • Authorized Mercury & Mercruiser Dealer


Cooling System

Cooling System

Cooling System

Shop Mercury outboard cooling system parts including thermostats, poppet valves, cooling hoses, water jackets, and OEM replacement components designed to help maintain proper engine operating temperatures and long-term reliability. Proper cooling system maintenance is important for preventing overheating and supporting overall engine performance.

Gregor’s Marine carries genuine Mercury cooling system parts for a wide range of outboard applications.

Call our team at (727) 596-5929 for assistance confirming fitment.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • MERCURY OEM BRACKET-OILCOOLER, 805546A2

    Mercury BRACKET-OILCOOLER 805546A2

    Mercury

    MSRP: $91.99
    $78.19
    Genuine Mercury BRACKET-OILCOOLER, part number 805546A2. Designed for use with compatible applications.
    805546A2
    SKU:
    805546A2
    Availability:
    Usually Ships within 24hours
    Weight:
    11.01 Ounces
    MSRP: $91.99
    $78.19
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $91.99
    $78.19
    Subtotal:
  • MERCURY OEM THERMOSTAT, 95679M

    Mercury THERMOSTAT OEM 95679M

    Mercury

    MSRP: $91.99
    $78.19
    Genuine Mercury THERMOSTAT, part number 95679M. Designed for use with compatible applications.
    95679M
    SKU:
    95679M
    Availability:
    Usually Ships within 24hours
    Weight:
    1.01 Ounces
    MSRP: $91.99
    $78.19
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $91.99
    $78.19
    Subtotal:
  • MERCURY OEM HOSE ASY- POPPET, 8M0210503

    Mercury HOSE ASY- POPPET OEM 8M0210503

    Mercury

    MSRP: $87.64
    $74.49
    Genuine Mercury HOSE ASY- POPPET, part number 8M0210503. Designed for use with compatible applications.
    8M0210503
    SKU:
    8M0210503
    Availability:
    Usually Ships within 24hours
    Weight:
    4.80 Ounces
    MSRP: $87.64
    $74.49
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $87.64
    $74.49
    Subtotal:
  • MERCURY OEM THERMOSTAT, 8M0039107

    Mercury THERMOSTAT OEM 8M0039107

    Mercury

    MSRP: $86.70
    $73.70
    Genuine Mercury THERMOSTAT, part number 8M0039107. Designed for use with compatible applications.
    8M0039107
    SKU:
    8M0039107
    Availability:
    Usually Ships within 24hours
    Weight:
    8.50 Ounces
    MSRP: $86.70
    $73.70
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $86.70
    $73.70
    Subtotal:
  • MERCURY OEM THERMOSTAT KIT, 825212A1

    Mercury THERMOSTAT KIT OEM 825212A1

    Mercury

    MSRP: $85.99
    $73.09
    Genuine Mercury THERMOSTAT KIT, part number 825212A1. Designed for use with compatible applications.
    825212A1
    SKU:
    825212A1
    Availability:
    Usually Ships within 24hours
    Weight:
    3.20 Ounces
    MSRP: $85.99
    $73.09
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $85.99
    $73.09
    Subtotal:
  • MERCURY OEM THERMOSTAT OIL, 8M0231826

    Mercury THERMOSTAT OIL 8M0231826

    Mercury

    MSRP: $84.38
    $71.72
    Genuine Mercury THERMOSTAT OIL, part number 8M0231826. Designed for use with compatible applications.
    8M0231826
    SKU:
    8M0231826
    Availability:
    Usually Ships within 24hours
    Weight:
    2.32 Ounces
    MSRP: $84.38
    $71.72
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $84.38
    $71.72
    Subtotal:
  • MERCURY OEM SHIELD THERMOSTAT, 8M0237809

    Mercury SHIELD THERMOSTAT OEM 8M0237809

    Mercury

    MSRP: $83.60
    $71.06
    Genuine Mercury SHIELD THERMOSTAT, part number 8M0237809. Designed for use with compatible applications.
    8M0237809
    SKU:
    8M0237809
    Availability:
    Usually Ships within 24hours
    Weight:
    2.48 Ounces
    MSRP: $83.60
    $71.06
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $83.60
    $71.06
    Subtotal:
  • MERCURY OEM THERMOSTAT, 8M0215644

    Mercury THERMOSTAT OEM 8M0215644

    Mercury

    MSRP: $83.49
    $70.97
    Genuine Mercury THERMOSTAT, part number 8M0215644. Designed for use with compatible applications.
    8M0215644
    SKU:
    8M0215644
    Availability:
    Usually Ships within 24hours
    Weight:
    4.08 Ounces
    MSRP: $83.49
    $70.97
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $83.49
    $70.97
    Subtotal:
  • MERCURY OEM THERMOSTAT, 8M0119207

    Mercury THERMOSTAT OEM 8M0119207

    Mercury

    MSRP: $82.49
    $70.12
    Genuine Mercury THERMOSTAT, part number 8M0119207. Designed for use with compatible applications.
    8M0119207
    SKU:
    8M0119207
    Availability:
    Usually Ships within 24hours
    Weight:
    1.04 Ounces
    MSRP: $82.49
    $70.12
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $82.49
    $70.12
    Subtotal:
  • MERCURY OEM THERMOSTAT, 11919001

    Mercury THERMOSTAT OEM 11919001

    Mercury

    MSRP: $81.99
    $69.69
    Genuine Mercury THERMOSTAT, part number 11919001. Designed for use with compatible applications.
    11919001
    SKU:
    11919001
    Availability:
    Usually Ships within 24hours
    Weight:
    1.01 Ounces
    MSRP: $81.99
    $69.69
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $81.99
    $69.69
    Subtotal:
  • MERCURY OEM CLAMP-COOLER, 855499

    Mercury CLAMP-COOLER OEM 855499

    Mercury

    MSRP: $81.99
    $69.69
    Genuine Mercury CLAMP-COOLER, part number 855499. Designed for use with compatible applications.
    855499
    SKU:
    855499
    Availability:
    Usually Ships within 24hours
    Weight:
    24.00 Ounces
    MSRP: $81.99
    $69.69
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $81.99
    $69.69
    Subtotal:
  • MERCURY OEM HOSE-EXH TO COOLR, 8M0219853

    Mercury HOSE-EXH TO COOLR OEM 8M0219853

    Mercury

    MSRP: $81.49
    $69.27
    Genuine Mercury HOSE-EXH TO COOLR, part number 8M0219853. Designed for use with compatible applications.
    8M0219853
    SKU:
    8M0219853
    Availability:
    Usually Ships within 24hours
    Weight:
    0.00 Ounces
    MSRP: $81.49
    $69.27
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $81.49
    $69.27
    Subtotal:
  • MERCURY OEM FITTING-EXH COOLG, 8M0200050

    Mercury FITTING-EXH COOLG OEM 8M0200050

    Mercury

    MSRP: $80.99
    $68.84
    Genuine Mercury FITTING-EXH COOLG, part number 8M0200050. Designed for use with compatible applications.
    8M0200050
    SKU:
    8M0200050
    Availability:
    Usually Ships within 24hours
    Weight:
    4.00 Ounces
    MSRP: $80.99
    $68.84
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $80.99
    $68.84
    Subtotal:
  • MERCURY OEM PIPE-COOLING, 8M0094465

    Mercury PIPE-COOLING OEM 8M0094465

    Mercury

    MSRP: $77.49
    $65.87
    Genuine Mercury PIPE-COOLING, part number 8M0094465. Designed for use with compatible applications.
    8M0094465
    SKU:
    8M0094465
    Availability:
    Usually Ships within 24hours
    Weight:
    16.00 Ounces
    MSRP: $77.49
    $65.87
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $77.49
    $65.87
    Subtotal:
  • MERCURY OEM THERMOSTAT, 83282M

    Mercury THERMOSTAT OEM 83282M

    Mercury

    MSRP: $76.49
    $65.02
    Genuine Mercury THERMOSTAT, part number 83282M. Designed for use with compatible applications.
    83282M
    SKU:
    83282M
    Availability:
    Usually Ships within 24hours
    Weight:
    1.01 Ounces
    MSRP: $76.49
    $65.02
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $76.49
    $65.02
    Subtotal:
  • MERCURY OEM POPPET VALVE ASSY, 8M0114707

    Mercury POPPET VALVE ASSY OEM 8M0114707

    Mercury

    MSRP: $74.99
    $63.74
    Genuine Mercury POPPET VALVE ASSY, part number 8M0114707. Designed for use with compatible applications.
    8M0114707
    SKU:
    8M0114707
    Availability:
    Usually Ships within 24hours
    Weight:
    3.50 Ounces
    MSRP: $74.99
    $63.74
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $74.99
    $63.74
    Subtotal:
  • MERCURY OEM THERMOSTAT, 8537041

    Mercury THERMOSTAT OEM 8537041

    Mercury

    MSRP: $74.99
    $63.74
    Genuine Mercury THERMOSTAT, part number 8537041. Designed for use with compatible applications.
    8537041
    SKU:
    8537041
    Availability:
    Usually Ships within 24hours
    Weight:
    2.48 Ounces
    MSRP: $74.99
    $63.74
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $74.99
    $63.74
    Subtotal:
  • MERCURY OEM SWITCH COOLANT LE, 8M0068033

    Mercury SWITCH COOLANT LE 8M0068033

    Mercury

    MSRP: $67.49
    $57.37
    Genuine Mercury SWITCH COOLANT LE, part number 8M0068033. Designed for use with compatible applications.
    8M0068033
    SKU:
    8M0068033
    Availability:
    Usually Ships within 24hours
    Weight:
    1.25 Ounces
    MSRP: $67.49
    $57.37
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $67.49
    $57.37
    Subtotal:
  • MERCURY OEM THERMOSTAT-160DEG, 8M0192249

    Mercury THERMOSTAT-160DEG OEM 8M0192249

    Mercury

    MSRP: $67.11
    $57.04
    Genuine Mercury THERMOSTAT-160DEG, part number 8M0192249. Designed for use with compatible applications.
    8M0192249
    SKU:
    8M0192249
    Availability:
    Usually Ships within 24hours
    Weight:
    3.20 Ounces
    MSRP: $67.11
    $57.04
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $67.11
    $57.04
    Subtotal:
  • MERCURY OEM THERMOSTAT KIT, 850055A2

    Mercury THERMOSTAT KIT OEM 850055A2

    Mercury

    MSRP: $66.99
    $56.94
    Genuine Mercury THERMOSTAT KIT, part number 850055A2. Designed for use with compatible applications.
    850055A2
    SKU:
    850055A2
    Availability:
    Usually Ships within 24hours
    Weight:
    6.40 Ounces
    MSRP: $66.99
    $56.94
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $66.99
    $56.94
    Subtotal:
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