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Mercury MerCruiser and quicksilver Cooling System Parts

Water pumps, impellers, thermostats, heat exchangers, and cooling system components

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Mercury MerCruiser Water Pump Wear Plate 8M0180871

Original price $17.31 - Original price $17.31
Original price
$17.31
$17.31 - $17.31
Current price $17.31
Only 2 left!

Restore peak cooling system performance with the Mercury MerCruiser Water Pump Wear Plate 8M0180871 — a genuine OEM replacement wear plate that sit...

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Original price $17.31 - Original price $17.31
Original price
$17.31
$17.31 - $17.31
Current price $17.31

Mercury Water Pump Repair Kit 821354A2

Original price $110.26 - Original price $110.26
Original price
$110.26
$110.26 - $110.26
Current price $110.26
Out of stock

Mercury MerCruiser 821354A2 is a genuine OEM water pump repair kit for select Mercury and Mariner outboards. This kit is designed to restore proper...

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Original price $110.26 - Original price $110.26
Original price
$110.26
$110.26 - $110.26
Current price $110.26
Sold out

MerCruiser Thermostat 160°F – 76270T (3.7L 470 / 485)

Original price $73.42 - Original price $73.42
Original price
$73.42
$73.42 - $73.42
Current price $73.42
Only 1 left!

The Mercury MerCruiser Thermostat 76270T is a genuine OEM 160°F thermostat designed primarily for early MerCruiser 3.7L (470/485) inline 4-cylinder...

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Original price $73.42 - Original price $73.42
Original price
$73.42
$73.42 - $73.42
Current price $73.42

MerCruiser Thermostat Seal – 8071341

Original price $14.84 - Original price $14.84
Original price
$14.84
$14.84 - $14.84
Current price $14.84
Only 2 left!

he Mercury MerCruiser Thermostat Seal 8071341 is a genuine OEM rubber sealing ring designed to properly seal the thermostat within the thermostat h...

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Original price $14.84 - Original price $14.84
Original price
$14.84
$14.84 - $14.84
Current price $14.84

MerCruiser Thermostat Kit – 807252T4

Original price $99.93 - Original price $99.93
Original price $99.93
$99.93
$99.93 - $99.93
Current price $99.93
in stock

The Mercury MerCruiser Thermostat Kit 807252T4 is a genuine OEM thermostat service kit designed for GM-based V6 and V8 MerCruiser engines using clo...

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Original price $99.93 - Original price $99.93
Original price $99.93
$99.93
$99.93 - $99.93
Current price $99.93

Mercury MerCruiser Thermostat Kit 807252T5

Original price $76.48 - Original price $76.48
Original price $76.48
$76.48
$76.48 - $76.48
Current price $76.48
Only 3 left!

Mercury 807252T5 is a genuine OEM 160°F thermostat kit for selected MerCruiser sterndrive and inboard engines. Mercury’s official listing ident...

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Original price $76.48 - Original price $76.48
Original price $76.48
$76.48
$76.48 - $76.48
Current price $76.48

MerCruiser Thermostat – 882604

Original price $159.21 - Original price $159.21
Original price
$159.21
$159.21 - $159.21
Current price $159.21
Only 1 left!

he Mercury MerCruiser 882604 Thermostat is a genuine OEM thermostat designed for MerCruiser CMD 1.7L diesel engines (DTI platform). This thermostat...

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Original price $159.21 - Original price $159.21
Original price
$159.21
$159.21 - $159.21
Current price $159.21

Mercury Quicksilver 300 Hour Service Kit 8M0133617

Original price $812.59 - Original price $812.59
Original price
$812.59
$812.59 - $812.59
Current price $812.59
Only 5 left!

The Mercury / Quicksilver 8M0133617 300 Hour Service Kit is a complete OEM maintenance kit designed for L6 Verado EFI 4-stroke outboards (200–350 H...

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Original price $812.59 - Original price $812.59
Original price
$812.59
$812.59 - $812.59
Current price $812.59

Mercury Verado SeaPro 4.6L V8 300 Hour Maintenance Kit 8M0149932

Original price $705.44 - Original price $705.44
Original price
$705.44
$705.44 - $705.44
Current price $705.44
Only 1 left!

Mercury 8M0149932 is a genuine OEM 300 Hour Maintenance Kit for 4.6L V8 Verado and SeaPro outboards, covering engines with serial number 2B529482 a...

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Original price $705.44 - Original price $705.44
Original price
$705.44
$705.44 - $705.44
Current price $705.44

Mercury Outboard Thermostat 140°F – 8M0162139

Original price $198.83 - Original price $198.83
Original price
$198.83
$198.83 - $198.83
Current price $198.83
Only 3 left!

The Mercury / Quicksilver 8M0162139 Thermostat is a genuine OEM 140°F (60°C) thermostat designed for modern Mercury outboard engines. This thermost...

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Original price $198.83 - Original price $198.83
Original price
$198.83
$198.83 - $198.83
Current price $198.83

Sierra 18-3552 Thermostat – Mercury MerCruiser Replacement

Original price $39.51 - Original price $39.51
Original price $39.51
$39.51
$39.51 - $39.51
Current price $39.51
Only 1 left!

The Sierra 18-3552 Thermostat is a high-quality aftermarket replacement designed for Mercury MerCruiser engines, providing reliable temperature reg...

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Original price $39.51 - Original price $39.51
Original price $39.51
$39.51
$39.51 - $39.51
Current price $39.51

Mercury MerCruiser Thermostat – 853213001

Original price $53.15 - Original price $53.15
Original price
$53.15
$53.15 - $53.15
Current price $53.15
Only 1 left!

The Mercury MerCruiser Thermostat 853213001 is a genuine OEM cooling system component designed to regulate engine temperature and maintain optimal ...

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Original price $53.15 - Original price $53.15
Original price
$53.15
$53.15 - $53.15
Current price $53.15

Mercury MerCruiser Water Pump Repair Kit 89983T1

Original price $103.13 - Original price $103.13
Original price $103.13
$103.13
$103.13 - $103.13
Current price $103.13
Only 1 left!

Restore proper cooling system performance with the Mercury MerCruiser Water Pump Repair Kit 89983T1. This genuine Mercury Marine OEM repair kit is ...

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Original price $103.13 - Original price $103.13
Original price $103.13
$103.13
$103.13 - $103.13
Current price $103.13

Mercury MerCruiser Water Pump Repair Kit 89984T5

Original price $110.18 - Original price $110.18
Original price $110.18
$110.18
$110.18 - $110.18
Current price $110.18
Only 5 left!

Restore proper engine cooling and prevent overheating with the Mercury MerCruiser Water Pump Repair Kit 89984T5. This genuine Mercury Marine OEM re...

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Original price $110.18 - Original price $110.18
Original price $110.18
$110.18
$110.18 - $110.18
Current price $110.18

MerCruiser Thermostat Cover Housing – 8M0061068 (454 / 502 Big Block)

Original price $162.84 - Original price $162.84
Original price
$162.84
$162.84 - $162.84
Current price $162.84
Only 1 left!

The Mercury / Quicksilver 8M0061068 Thermostat Cover Housing is a genuine OEM upper thermostat housing cover used on MerCruiser GM-based marine eng...

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Original price $162.84 - Original price $162.84
Original price
$162.84
$162.84 - $162.84
Current price $162.84

Mercury Antifreeze 1 Gallon 8M0073196

Original price $12.66 - Original price $12.66
Original price $12.66
$12.66
$12.66 - $12.66
Current price $12.66
Only 4 left!

OEM Antifreeze for Mercury MerCruiser Marine Engines Genuine Mercury antifreeze/coolant provides superior freeze and corrosion protection for marin...

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Original price $12.66 - Original price $12.66
Original price $12.66
$12.66
$12.66 - $12.66
Current price $12.66

Mercury Antifreeze -50°F 8M0073201

Original price $12.66 - Original price $12.66
Original price $12.66
$12.66
$12.66 - $12.66
Current price $12.66
in stock

Mercury Antifreeze – -50°F – 1 Gallon – 8M0073201 Protect your marine engine and onboard water systems during winter storage with Mercury Antifreez...

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Original price $12.66 - Original price $12.66
Original price $12.66
$12.66
$12.66 - $12.66
Current price $12.66

Mercury Antifreeze -100°F 55 Gallon 8M0073204

Original price $1,130.41 - Original price $1,130.41
Original price $1,130.41
$1,130.41
$1,130.41 - $1,130.41
Current price $1,130.41
Only 2 left!

Mercury Antifreeze – -100°F – 55 Gallon – 8M0073204 Protect engines and plumbing systems during cold weather with Mercury Antifreeze 8M0073204. Thi...

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Original price $1,130.41 - Original price $1,130.41
Original price $1,130.41
$1,130.41
$1,130.41 - $1,130.41
Current price $1,130.41

MerCruiser Thermostat 160°F – 8M0076464 (496 MAG / 8.1L Big Block)

Original price $61.92 - Original price $61.92
Original price $61.92
$61.92
$61.92 - $61.92
Current price $61.92
Only 1 left!

The Mercury / Quicksilver 8M0076464 Thermostat is a genuine OEM 160°F (71°C) thermostat designed specifically for MerCruiser 8.1L big-block engines...

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Original price $61.92 - Original price $61.92
Original price $61.92
$61.92
$61.92 - $61.92
Current price $61.92

Mercury Outboard Thermostat Assembly 120°F – 8M0090819

Original price $144.55 - Original price $144.55
Original price
$144.55
$144.55 - $144.55
Current price $144.55
Only 1 left!

The Mercury / Quicksilver 8M0090819 Thermostat Assembly is a genuine OEM 120°F thermostat with integrated housing, designed for Mercury EFI 4-strok...

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Original price $144.55 - Original price $144.55
Original price
$144.55
$144.55 - $144.55
Current price $144.55

Mercury MerCruiser Hose Kit 8M0090859

Original price $119.99 - Original price $119.99
Original price $119.99
$119.99
$119.99 - $119.99
Current price $119.99
Only 1 left!

Mercury MerCruiser Hose Kit – 8M0090859 Maintain proper cooling water flow through your sterndrive system with the Mercury MerCruiser Hose Kit 8M00...

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Original price $119.99 - Original price $119.99
Original price $119.99
$119.99
$119.99 - $119.99
Current price $119.99

Mercury MerCruiser Water Pump Repair Kit 8M0100526

Original price $77.62 - Original price $77.62
Original price $77.62
$77.62
$77.62 - $77.62
Current price $77.62
Only 1 left!

Mercury MerCruiser Water Pump Repair Kit – 8M0100526 Maintain proper engine cooling with the Mercury MerCruiser Water Pump Repair Kit (8M0100526). ...

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Original price $77.62 - Original price $77.62
Original price $77.62
$77.62
$77.62 - $77.62
Current price $77.62

Mercury MerCruiser Water Inlet Housing 8M0111791

Original price $10.57 - Original price $10.57
Original price $10.57
$10.57
$10.57 - $10.57
Current price $10.57
Only 1 left!

Mercury / MerCruiser Quicksilver Water Inlet Housing — 8M0111791 The Mercury Quicksilver 8M0111791 Water Inlet Housing is a genuine OEM c...

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Original price $10.57 - Original price $10.57
Original price $10.57
$10.57
$10.57 - $10.57
Current price $10.57

Mercury Outboard Thermostat 120°F – 8M0117413

Original price $40.95 - Original price $40.95
Original price
$40.95
$40.95 - $40.95
Current price $40.95
Only 1 left!

The Mercury / Quicksilver 8M0117413 Thermostat is a genuine OEM 120°F (48.8°C) thermostat used on small-to-mid horsepower Mercury 4-stroke outboard...

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Original price $40.95 - Original price $40.95
Original price
$40.95
$40.95 - $40.95
Current price $40.95