Mechanical Car Thermostats

It’s simple: a mechanical car thermostat opens when your engine gets too hot, letting coolant flow, and then it closes when the temperature is just right. Summit...

It’s simple: a mechanical car thermostat opens when your engine gets too hot, letting coolant flow, and then it closes when the temperature is just right. Summit Racing Equipment is your ultimate source for mechanical thermostats, with applications for every engine size and opening temperature you would ever need!

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When the heat is on, equip your car or truck with a high-quality thermostat. Shop for stock car thermostat replacements and high-performance upgrades from manufacturers like Meziere, Stant, Vintage Air, ACDelco, Dorman, FlowKooler, JET Performance, Motorcraft, and many more.

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Showing In Stock Items. Show All 72 Items.

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Results 1 - 25 of 29

Hybrid Racing Low Temp Thermostats HYB-LTT-01-15

Thermostat, Mechanical, Low Temp, 154 degrees F Opening Temperature, Stainless Steel, for use on Acura®, for use on Honda®, Each

Part Number: HYB-HYBLTT0115

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Hybrid Racing Low Temp Thermostats HYB-LTT-01-01

Thermostat, Mechanical, Low Temp, 154 degrees F Opening Temperature, Stainless Steel, for use on Acura®, for use on Honda®, Each

Part Number: HYB-HYBLTT0101

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Hybrid Racing Low Temp Thermostats HYB-LTT-01-05

Thermostat, Mechanical, Low Temp, 154 degrees F Opening Temperature, Stainless Steel, for use on Acura®, for use on Honda®, Each

Part Number: HYB-HYBLTT0105

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Hybrid Racing Low Temp Thermostats for 2002-2006 RSX, CR-V, 2002-2005 CIVIC - HYB-LTT-01-10

Hybrid Racing Low Temp Thermostat (02-05 Civic Si, 02-06 RSX)

Part Number: HYB-HYBLTT0110

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Hybrid Racing Low Temp Thermostats for 2017-2025 CIVIC, 2024-2025 INTEGRA - HYB-LTT-01-20

Hybrid Racing Low Temp Thermostat (17-21 Civic Type-R)

Part Number: HYB-HYBLTT0120

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

JET Low Temp Stats 10166

Thermostat, Powertech, 160 degree, Chevy, GMC, Each

Part Number: JET-10166

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10183

Thermostat, 180 Degree, Stainless Steel, Dodge, Jeep, Chrysler, 5.7, 6.1L, Each

Part Number: JET-10183

4.39 out of 5 stars ( 41 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10170

Thermostat, Powertech, 180 Degree, Stainless Steel, Each

Part Number: JET-10170

4.57 out of 5 stars ( 42 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10163

Thermostat, 160 Degree, Stainless Steel, Dodge, Jeep, Chrysler, 5.7, 6.1, 6.4L, Each

Part Number: JET-10163

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10177

Thermostat, Powertech, 180 Degree, Stainless Steel, Dodge, V8, Each

Part Number: JET-10177

4.54 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10174

Thermostat, Powertech, 180 Degree, Stainless Steel, Chevy, Pontiac, V8, Each

Part Number: JET-10174

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10167

Thermostat, Powertech, 180 degree, Chevy, GMC, Each

Part Number: JET-10167

3.1 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10172

Thermostat, Powertech, 180 Degree, Stainless Steel, Ford, Lincoln, V6/V8/V10, Each

Part Number: JET-10172

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10171

Thermostat, Powertech, 180 Degree, Stainless Steel, Chevy, GMC, V6/V8, Each

Part Number: JET-10171

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10175

Thermostat, Powertech, 180 Degree, Stainless Steel, Chevy, GMC, V8, Each

Part Number: JET-10175

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10115

JET Low Temp Stats 10115

Thermostat, Powertech, 180 Degree, Stainless Steel, Buick, Chevy, Pontiac, V6, Each

Part Number: JET-10115

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10137

Thermostat, Powertech, 180 Degree, Stainless Steel, Chevy, V6, Each

Part Number: JET-10137

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

JET Low Temp Stats 10142

Thermostat, Powertech, 180 Degree, Stainless Steel, Ford, V6, Each

Part Number: JET-10142

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

JET Low Temp Stats for 2011-2014 F-150, 2011-2015 MUSTANG - 10185

Thermostat, 160 Degree, Stainless Steel, Ford, 5.0L, Each

Part Number: JET-10185

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Mishimoto Thermostats for 2018-2021 F-150, 2011-2022 MUSTANG - MMTS-MUS8-11

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Mishimoto Low Temperature Racing Thermostats for 2014-2016 FIESTA - MMTS-FIST-14

Ford Fiesta ST Racing Thermostat

Part Number: MIO-MMTS-FIST14

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

JET Low Temp Stats 10179

Thermostat, 180 Degree, Chevy, V8, Each

Part Number: JET-10179

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

JET Low Temp Stats 10173

Thermostat, Powertech, 180 Degree, Stainless Steel, Chevy, L4, Each

Part Number: JET-10173

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Mishimoto Low Temperature Racing Thermostats for 2004-2015 TITAN, 2016-2019 TITAN XD - MMTS-XD-16L

Nissan Titan XD Low-Temperature Thermostat, 2016+

Part Number: MIO-MMTS-XD-16L

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Mishimoto Low Temperature Racing Thermostats MMTS-HON-05L

2005-2014 TRZ 450 Performance Thermostat, 79C/174F

Part Number: MIO-MMTS-HON-05L

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Mishimoto Low Temperature Racing Thermostats MMTS-POL-08L

2008-2010 Polaris Ranger Performance Thermostat, 74C/165F

Part Number: MIO-MMTS-POL-08L

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

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