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Thermostats

Precision temperature control devices for marine engines

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Crusader Thermostat 143°F | OEM Raw Water Cooling | Part R026002E

Original price $58.84 - Original price $58.84
Original price
$58.84
$58.84 - $58.84
Current price $58.84
Out of stock

Crusader Thermostat 143°F — OEM Part R026002E Genuine Crusader OEM 143°F (62°C) thermostat for raw water cooled Crusader and PCM inboard marine en...

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Original price $58.84 - Original price $58.84
Original price
$58.84
$58.84 - $58.84
Current price $58.84
Sold out

Volvo Penta Thermostat Kit – 3831426

Original price $81.00 - Original price $81.00
Original price
$81.00
$81.00 - $81.00
Current price $81.00
Only 2 left!

The Volvo Penta 3831426 Thermostat Kit is a genuine OEM cooling system service kit designed to regulate engine temperature and maintain optimal per...

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Original price $81.00 - Original price $81.00
Original price
$81.00
$81.00 - $81.00
Current price $81.00

PCM Thermostat Kit 143°F – RP026002E

Original price $78.62 - Original price $78.62
Original price
$78.62
$78.62 - $78.62
Current price $78.62
Out of stock

The PCM RP026002E Thermostat Kit is a genuine OEM 143°F raw water thermostat designed for Pleasurecraft Marine (PCM) Ford-based inboard engines. Th...

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Original price $78.62 - Original price $78.62
Original price
$78.62
$78.62 - $78.62
Current price $78.62
Sold out

PCM Thermostat 170°F Closed Cooling – R026007

Original price $84.68 - Original price $84.68
Original price
$84.68
$84.68 - $84.68
Current price $84.68
Out of stock

The PCM R026007 Thermostat is a genuine OEM 170°F thermostat designed specifically for fresh water cooled (closed cooling) PCM and Crusader marine ...

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Original price $84.68 - Original price $84.68
Original price
$84.68
$84.68 - $84.68
Current price $84.68
Sold out

PCM 160°F Thermostat with 156-Hole Housing 97895

Original price $58.64 - Original price $58.64
Original price
$58.64
$58.64 - $58.64
Current price $58.64
Only 3 left!

PCM 160°F Thermostat with 156-Hole HousingKeep your PCM inboard engine running at its optimal operating temperature with this OEM-spec 160°F thermo...

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Original price $58.64 - Original price $58.64
Original price
$58.64
$58.64 - $58.64
Current price $58.64

Mercury - Thermostat 120 - 14586

Original price $61.90 - Original price $61.90
Original price
$61.90
$61.90 - $61.90
Current price $61.90
Item locally warehoused

The Mercury Thermostat 14586 is a 120°F thermostat for Mercury 40 HP through 60 HP 4-stroke outboards, serial number 1C050252 and above. It helps r...

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Original price $61.90 - Original price $61.90
Original price
$61.90
$61.90 - $61.90
Current price $61.90

Yamaha Thermostat 6H3-12411-20-00 - Special Order

Original price $96.89 - Original price $96.89
Original price
$96.89
$96.89 - $96.89
Current price $96.89

The Yamaha 6H3-12411-20-00 is an OEM thermostat for select Yamaha two-stroke outboard cooling systems. It regulates engine operating temperature by...

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Original price $96.89 - Original price $96.89
Original price
$96.89
$96.89 - $96.89
Current price $96.89

Mercury MerCruiser Thermostat Retainer 861949T

Original price $67.49 - Original price $67.49
Original price
$67.49
$67.49 - $67.49
Current price $67.49
Only 1 left!

Mercury MerCruiser Quicksilver 861949T is a genuine OEM thermostat retainer used in MerCruiser big-block cooling-system assemblies. Current Mercury...

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Original price $67.49 - Original price $67.49
Original price
$67.49
$67.49 - $67.49
Current price $67.49

Westerbeke Thermostat 77°C (170°F) – 822-0377

Original price $55.20 - Original price $55.20
Original price
$55.20
$55.20 - $55.20
Current price $55.20
Only 2 left!

The Westerbeke Thermostat 822-0377 is a genuine OEM 77°C (170°F) thermostat designed for Westerbeke marine diesel and gasoline engines as well as g...

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Original price $55.20 - Original price $55.20
Original price
$55.20
$55.20 - $55.20
Current price $55.20

Indmar LY6 Thermostat 160°F Drilled – 986115D

Original price $58.22 - Original price $58.22
Original price
$58.22
$58.22 - $58.22
Current price $58.22
Only 1 left!

The Indmar Thermostat 986115D is a genuine OEM 160°F drilled thermostat designed for GM Gen IV LY6 and L96 marine engines equipped with closed cool...

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Original price $58.22 - Original price $58.22
Original price
$58.22
$58.22 - $58.22
Current price $58.22

Mercury MerCruiser Quicksilver 160°F Thermostat 76270T

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

160°F Engine Thermostat — OEM Reference 76270T Part Number: 76270T Brand: Mercury Marine / MerCruiser / Quicksilver Official Product Type: Engine ...

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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 Kit – 807252T4

Original price $99.93 - Original price $99.93
Original price
$99.93
$99.93 - $99.93
Current price $99.93
6 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
Current price $99.93

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 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

MerCruiser Thermostat – 991551

Original price $62.69 - Original price $62.69
Original price
$62.69
$62.69 - $62.69
Current price $62.69
Only 2 left!

The Mercury MerCruiser 991551 Thermostat is a genuine OEM 160°F (71°C) thermostat designed for GM-based MerCruiser marine engines equipped with clo...

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Original price $62.69 - Original price $62.69
Original price
$62.69
$62.69 - $62.69
Current price $62.69

Volvo Penta Thermostat – 21437904

Original price $99.00 - Original price $99.00
Original price
$99.00
$99.00 - $99.00
Current price $99.00
Only 2 left!

The Volvo Penta 21437904 Thermostat is a genuine OEM cooling system component engineered for precise temperature regulation in Volvo Penta marine e...

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Original price $99.00 - Original price $99.00
Original price
$99.00
$99.00 - $99.00
Current price $99.00

Volvo Penta Thermostat 3587597

Original price $42.40 - Original price $42.40
Original price
$42.40
$42.40 - $42.40
Current price $42.40
Only 1 left!

The Volvo Penta 3587597 Thermostat is a genuine OEM cooling system component engineered to provide precise thermal regulation in Volvo Penta gasoli...

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Original price $42.40 - Original price $42.40
Original price
$42.40
$42.40 - $42.40
Current price $42.40

Volvo Penta Thermostat Kit – 3831424

Original price $86.00 - Original price $86.00
Original price
$86.00
$86.00 - $86.00
Current price $86.00
Only 2 left!

The Volvo Penta 3831424 Thermostat Kit is a genuine OEM cooling system service kit engineered to deliver precise thermal regulation and long-term r...

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Original price $86.00 - Original price $86.00
Original price
$86.00
$86.00 - $86.00
Current price $86.00

Volvo Penta Thermostat 3842015

Original price $160.00 - Original price $160.00
Original price
$160.00
$160.00 - $160.00
Current price $160.00
Only 1 left!

Volvo Penta 3842015 is a genuine OEM engine thermostat used in Volvo Penta compact marine diesel cooling systems. Current Volvo Penta dealer refere...

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Original price $160.00 - Original price $160.00
Original price
$160.00
$160.00 - $160.00
Current price $160.00

Volvo Penta Thermostat 3856961

Original price $52.00 - Original price $52.00
Original price
$52.00
$52.00 - $52.00
Current price $52.00
Only 5 left!

The Volvo Penta 3856961 Thermostat is a genuine OEM cooling system component designed to precisely regulate engine temperature in Volvo Penta marin...

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Original price $52.00 - Original price $52.00
Original price
$52.00
$52.00 - $52.00
Current price $52.00

Volvo Penta Thermostat – 8149182

Original price $191.00 - Original price $191.00
Original price
$191.00
$191.00 - $191.00
Current price $191.00
Only 2 left!

The Volvo Penta 8149182 Thermostat is a genuine OEM cooling system component designed to regulate engine temperature in Volvo Penta marine diesel e...

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Original price $191.00 - Original price $191.00
Original price
$191.00
$191.00 - $191.00
Current price $191.00

Volvo Penta Thermostat Kit – 875580

Original price $75.00 - Original price $75.00
Original price
$75.00
$75.00 - $75.00
Current price $75.00
Only 1 left!

The Volvo Penta 875580 Thermostat Kit is a genuine OEM cooling system service kit designed to maintain proper engine operating temperature in Volvo...

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Original price $75.00 - Original price $75.00
Original price
$75.00
$75.00 - $75.00
Current price $75.00

Sierra 18-3549 Thermostat 120°F – Johnson Evinrude OMC Replacement

Original price $46.18 - Original price $46.18
Original price
$46.18
$46.18 - $46.18
Current price $46.18
15 in stock

The Sierra 18-3549 Thermostat (120°F) is a premium aftermarket replacement designed for Johnson, Evinrude, and OMC outboard engines. It regulates e...

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Original price $46.18 - Original price $46.18
Original price
$46.18
$46.18 - $46.18
Current price $46.18

Sierra 18-3552 Thermostat – Mercury MerCruiser Replacement

Original price $41.72 - Original price $41.72
Original price
$41.72
$41.72 - $41.72
Current price $41.72
Only 2 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 $41.72 - Original price $41.72
Original price
$41.72
$41.72 - $41.72
Current price $41.72

Yamaha Outboard Thermostat – 67F-12411-01-00

Original price $73.54 - Original price $73.54
Original price
$73.54
$73.54 - $73.54
Current price $73.54
Only 2 left!

The Yamaha 67F-12411-01-00 Thermostat is a genuine OEM cooling system component designed to regulate engine temperature in Yamaha outboard motors. ...

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Original price $73.54 - Original price $73.54
Original price
$73.54
$73.54 - $73.54
Current price $73.54

Yamaha Outboard Thermostat – 6AW-12411-00-00

Original price $89.47 - Original price $89.47
Original price
$89.47
$89.47 - $89.47
Current price $89.47
Only 2 left!

The Yamaha 6AW-12411-00-00 Thermostat is a genuine OEM cooling system component designed to regulate engine temperature in Yamaha outboard motors. ...

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Original price $89.47 - Original price $89.47
Original price
$89.47
$89.47 - $89.47
Current price $89.47

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

Sierra Marine Thermostat 18-43017 – Indmar S985009 / MerCruiser 8.1L 496 MAG Cooling System

Original price $48.80 - Original price $48.80
Original price
$48.80
$48.80 - $48.80
Current price $48.80
Only 1 left!

The Sierra 18-43017 Thermostat is a precision 160° temperature control thermostat designed for high-horsepower GM-based marine engines, including I...

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Original price $48.80 - Original price $48.80
Original price
$48.80
$48.80 - $48.80
Current price $48.80

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

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 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
Current price $61.92
Only 1 left!

Mercury MerCruiser Thermostat 160°F | Part 8M0076464 Part Number: 8M0076464 Brand: Mercury Marine / Quicksilver Official Product Type: Engine Ther...

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