Mechanical Car Thermostats

Quicksilver Thermostats, Mechanical 8M0109441

Thermostat for MerCruiser engines with standard cooling systems requiring the use of the 160°F thermostat.

Part Number: QSV-8M0109441

Not Yet Reviewed

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Mishimoto Thermostats MMTS-CIV-06

Thermostat, Mechanical, 154 degree, Standard-flow, for use on Acura®, Honda®, Each

Part Number: MIO-MMTS-CIV-06

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

MotoRad Thermostats 5228-180JV

Thermostat, 180 Degrees F, Stainless Steel, Each

Part Number: SNN-5228-180JV

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Quicksilver Thermostats 75692Q03

Thermostat Kit 143°F fits Mercury/Mariner V6 135hp, V6 150hp, V6 175hp, and V6 200hp. Replaces Evinrude and Johnson OMC #434841.

Part Number: QSV-75692Q03

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Mishimoto Thermostats for 2004-2015 TITAN, 2016-2019 TITAN XD - MMTS-XD-16H

Nissan Titan XD High-Temperature Thermostat, 2016+

Part Number: MIO-MMTS-XD-16H

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

MotoRad UltraStat Thermostats with Seal 5265-195

Thermostat, UltraStat with Seal, 195 Degrees F, Stainless Steel, Each

Part Number: SNN-5265-195

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PRW Water Necks 5234693

Thermostats, Mechanical,GM LS Series Cast Aluminum 90° Water Neck Outlet & Thermostat (GM 5.7L, 6.0L, 6.2L), Polished, Temp 82°C/180°F

Part Number: PQX-5234693

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

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Estimated Ship Date: Nov 28, 2025 if ordered today

Quicksilver Thermostat Kits 807252Q3

Thermostat Kit for 1982 & older MerCruiser V8 engines with standard cooling systems and 1996 and older high performance MerCruiser engines

Part Number: QSV-807252Q3

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Mishimoto Low Temperature Racing Thermostats for 2003-2021 4RUNNER, 2007-2014 FJ CRUISER, 2005-2008 TACOMA - MMTS-4RUN40-03

Thermostat Housing, Toyota 4Runner 4.0L Low-Temp Racing Thermostat, 2003+

Part Number: MIO-MMTS4RUN4003

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

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Estimated Ship Date: Oct 28, 2025 if ordered today

Sierra Marine Thermostats, Mechanical 18-3543

Thermostat

Part Number: RRA-18-3543

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

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Estimated Ship Date: Nov 19, 2025 if ordered today

Four Seasons Thermostats, Mechanical 86323

Engine Coolant Water Outlet with Thermostat

Part Number: FSS-86323

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 4, 2025 if ordered today

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Estimated Ship Date: Nov 4, 2025 if ordered today

Chevrolet Performance Thermostats, Mechanical 89018168

THERMOSTA

Part Number: NAL-89018168

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Lingenfelter Performance Engineering Thermostats, Mechanical L310145297

THERMOSTAT

Part Number: LPE-L310145297

Not Yet Reviewed

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Mishimoto Thermostats MMTS-Y61-97

Thermostat, Nissan, Toyoya, Lexus, Racing Thermostat, Each

Part Number: MIO-MMTS-Y61-97

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

Mishimoto Thermostats MMTS-E36-92L

Thermostat, Standard-flow, 154 degrees, Copper/Stainless Steel, BMW, Each

Part Number: MIO-MMTS-E3692L

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

Mishimoto Thermostats MMTS-JGC-99L

Thermostat, Mechanical, Standard-flow, 180 degrees, Copper/Stainless Steel, Chrysler, Dodge, Ram, Jeep, Each

Part Number: MIO-MMTS-JGC-99L

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

MotoRad HD Thermostats 4009-80

Thermostat, HD, 180 Degrees F, Stainless Steel, Each

Part Number: SNN-4009-80

Not Yet Reviewed

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MotoRad Thermostats 267-160

Thermostat-160 Degrees w/ Seal

Part Number: SNN-267-160

Not Yet Reviewed

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MotoRad Thermostats 281-180

Thermostat-180 Degrees

Part Number: SNN-281-180

Not Yet Reviewed

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ACDelco GM Genuine Parts Engine Coolant Thermostats 24507563

Thermostat, Mechanical, OE, 195 degrees, Standard-flow, Each

Part Number: ADO-131-124

4.0 out of 5 stars ( 1 )

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Aisin Thermostats THT-003

Thermostats, Mechanical, OE Replacement, 180 Degrees F, Toyota, Each

Part Number: ASN-THT-003

Not Yet Reviewed

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Mishimoto Thermostats MMTS-WRX-01

01+ Subaru WRX and STI Racing Thermostat, 68 Degrees C

Part Number: MIO-MMTS-WRX-01

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

Sierra Marine Thermostats 18-3550

Thermostat, 140 Degree, Mercruiser, Mercury Marine, Chrysler, Each

Part Number: RRA-18-3550

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Sierra Marine Thermostats, Mechanical 18-3643

Thermostat

Part Number: RRA-18-3643

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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Estimated Ship Date: Nov 18, 2025 if ordered today

Sierra Marine Thermostats, Mechanical 18-3667

Thermostat Kit

Part Number: RRA-18-3667

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today