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Sterling Thermostat

5 items

Upgrade your vehicle's thermostat with A-Premium's high-quality options. Choose reliability and durability for a smoother ride.

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A-Premium APTHE049 Engine Coolant ThermostatA-Premium APTHE049 Engine Coolant Thermostat
A-Premium®Part # APTHE049
A-Premium APTHE049 Engine Coolant Thermostat
4.683 Reviews
$18.99
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2-year warranty
90 days free return
Fits 2000 - 2005 Acura EL, 1986 - 1995 Acura Integra, 1994 - 1995 Honda Accord, 1984 - 1987 Honda Civic, 2003 - 2006 Honda Civic, 1984 - 1991 Honda Civic, 2013 - 2013 Honda Civic, 1988 - 1991 Honda Civic, 1993 - 1995 Honda Civic del Sol, 1988 - 1991 Honda CRX, 2011 - 2011 Honda CR-Z, 2011 - 2011 Honda Fit, 1995 - 1995 Honda Odyssey, 1992 - 1995 Honda Prelude, 1984 - 1984 Honda Wagovan, 1986 - 1987 Honda Wagovan, 1987 - 1988 Sterling 825, 1989 - 1991 Sterling 827, 1983 - 1983 Toyota Corolla, 1981 - 1983 Toyota Pickup
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Vehicle: Sterling
Item LocatedUnited States
Quantity1
MaterialMetal and Rubber
ConditionNew
item #1005V0SL
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Engine Coolant Thermostat for Freightliner Kenworth Sterling Truck Van Hool 82℃
A-Premium®Part # APTHE079
Engine Coolant Thermostat for Freightliner Kenworth Sterling Truck Van Hool 82℃
4.683 Reviews
$29.99
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2-year warranty
90 days free return
Fits 2003 - 2003 American LaFrance ALF Eagle, 2008 - 2011 American LaFrance Condor, 2014 - 2019 Autocar LLC. Xpeditor, 2006 - 2006 Autocar LLC. Xpeditor WX, 2008 - 2008 Autocar LLC. Xpeditor WX, 2006 - 2006 Autocar LLC. Xpeditor WXLL, 2008 - 2008 Autocar LLC. Xpeditor WXLL, 2006 - 2006 Autocar LLC. Xpeditor WXR, 2006 - 2006 Crane Carrier Low Entry, 2008 - 2008 Crane Carrier Low Entry, 2016 - 2017 Freightliner 114SD, 2014 - 2019 Freightliner 122SD, 2002 - 2002 Freightliner Argosy, 2009 - 2020 Freightliner Cascadia, 2022 - 2024 Freightliner Cascadia, 2009 - 2009 Freightliner Columbia, 2011 - 2016 Freightliner Coronado, 2005 - 2005 Gillig Low Floor, 2001 - 2016 Kenworth C500, 2001 - 2001 Kenworth K100E
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Vehicle: Sterling
Item LocatedUnited States
Quantity1
ConditionNew
item #1013DYNN
Note
Start to Open Temperature: 82℃.
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Beck/Arnley 143-0695 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0695
Beck/Arnley 143-0695 Engine Coolant Thermostat
51 Reviews
$22.99
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3-year warranty
90 days free return
Fits 1986-1990 Acura Legend, 1986-2001 Acura Integra, 1997-1997 Acura CL, 1998-1999 Acura CL, 1984-1984 Honda Civic, 1985-1987 Honda Civic, 1988-1991 Honda CRX, 1988-2000 Honda Civic, 1990-1994 Honda Accord, 1992-1992 Honda Prelude, 1993-1996 Honda Prelude, 1993-1997 Honda Civic del Sol, 1995-1997 Honda Accord, 1997-2000 Honda CR-V, 1998-1998 Honda Odyssey, 1998-1999 Honda Accord, 1987-1988 Sterling 825, 1989-1991 Sterling 827
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Vehicle: Sterling
Item LocatedUnited States
Quantity1
Part interchange
143-0695
item #1000XHYE
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Beck/Arnley 143-0698 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0698
Beck/Arnley 143-0698 Engine Coolant Thermostat
51 Reviews
$28.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1986-1990 Acura Legend, 1986-2001 Acura Integra, 1997-1997 Acura CL, 1998-1999 Acura CL, 2013-2015 Acura ILX, 1984-1984 Honda Civic, 1985-1987 Honda Civic, 1988-1991 Honda CRX, 1988-2000 Honda Civic, 1990-1994 Honda Accord, 1992-1992 Honda Prelude, 1993-1996 Honda Prelude, 1993-1997 Honda Civic del Sol, 1995-1997 Honda Accord, 1997-2000 Honda CR-V, 1998-1998 Honda Odyssey, 1998-1999 Honda Accord, 2006-2015 Honda Civic, 2016-2022 Honda HR-V, 1987-1988 Sterling 825
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Sterling
Item LocatedUnited States
QuantityOne Set
Part interchange
143-0698
item #1000XE1P
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Beck/Arnley 143-0672 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0672
Beck/Arnley 143-0672 Engine Coolant Thermostat
51 Reviews
$23.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1986-1990 Acura Legend, 1986-2001 Acura Integra, 1997-1997 Acura CL, 1997-2000 Acura EL, 1998-1999 Acura CL, 1984-1984 Honda Civic, 1985-1987 Honda Civic, 1988-1991 Honda CRX, 1988-2000 Honda Civic, 1990-1994 Honda Accord, 1992-1992 Honda Prelude, 1993-1996 Honda Prelude, 1993-1997 Honda Civic del Sol, 1995-1997 Honda Accord, 1995-1998 Honda Odyssey, 1997-2001 Honda CR-V, 1998-1999 Honda Accord, 1996-1999 Isuzu Oasis, 1987-1988 Sterling 825, 1989-1991 Sterling 827
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Sterling
Item LocatedUnited States
QuantityOne Set
Part interchange
143-0672
item #1000XKYU
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What is an engine thermostat?

 While all engines can become too hot, if your thermostat isn't working correctly, your engine's well-being is at serious risk. The engine thermostat, often simply referred to as a thermostat, regulates the engine's operating temperature within an optimal range (typically around 195 to 220 degrees Fahrenheit).

How does a car thermostat work?

As a temperature-sensitive valve within the cooling system, a car thermostat responds to changes in coolant temperature. Understanding how it works by the following breakdown steps:

  • Closed position (cold start)

Initially closed to help the engine warm up quickly.

  • Heating up

The engine generates heat during operation.

  • Opening the thermostat

A temperature-sensitive element (usually wax) causes the thermostat to open gradually.

  • Coolant flow

When open, coolant flows from the engine to the radiator.

  • Maintaining optimal temperature

Adjusts coolant flow to maintain the ideal engine temperature.

  • Temperature regulation

Continuously adjusts to prevent overheating and ensure efficient operation.

Signs of a bad thermostat

  1. Overheating: The engine becomes excessively hot due to a stuck-closed thermostat.
  2. Low or fluctuating temperature: A thermostat stuck open results in a cooler engine, affecting fuel efficiency and heating.
  3. Temperature warning light: Illuminates to indicate engine overheating due to a faulty thermostat.
  4. Poor fuel efficiency: Stuck-open thermostat reduces fuel efficiency as the engine operates less efficiently at lower temperatures.
  5. Inadequate cabin heating: Insufficient cabin heating in cold weather with a thermostat that's stuck open.
  6. Coolant leaks: Gasket or sealing issues can lead to coolant leaks.
  7. Rapid temperature fluctuations: The gauge shows rapid swings between hot and cold.
  8. Engine running hot at idle: Higher engine temperature during idle or in traffic due to restricted coolant flow.
  9. Slow or inconsistent warm-up: Longer-than-normal warm-up times, even in moderate weather.
  10. Inconsistent heater operation: This affects the performance of the vehicle's heater, causing inconsistent or inadequate heating in cold weather.

Related Blogs

Why Does Coolant Boil After You Turn the Engine Off?

Learn why coolant boils or bubbles after you turn the engine off, how heat soak affects the cooling system, and how to diagnose leaks, trapped air, cap, thermostat, fan, water pump, or head gasket problems.

Jul 29, 2026