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Mercury Thermostat

78 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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ÜRO Parts FD0712940 Engine Coolant Thermostat / Water Inlet AssemblyÜRO Parts FD0712940 Engine Coolant Thermostat / Water Inlet Assembly
ÜRO PartsPart # FD0712940
ÜRO Parts FD0712940 Engine Coolant Thermostat / Water Inlet Assembly
52 Reviews
$92.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2001-2001 Ford Explorer, 2001-2001 Ford Explorer Sport, 2001-2001 Ford Explorer Sport Trac, 2001-2001 Ford Ranger, 1998-2001 Mercury Mountaineer, 1997-2000 Ford Explorer
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
ColorBlack
Part interchange
FD0712940, YU3Z-8A586-AA, 902-204, 85331T, CO34736, TH792, CH-2204, TA2204S, 
...View more
item #1000ZR9D
Show less
Beck/Arnley 143-0641 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0641
Beck/Arnley 143-0641 Engine Coolant Thermostat
52 Reviews
$31.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004-2005 Volkswagen Passat, 1998-2006 Volkswagen Beetle, 1996-1996 Volkswagen Golf, 1995-2002 Volkswagen Cabrio, 1995-1996 Volkswagen Passat, 1995-1995 Volkswagen Golf, 1993-2006 Volkswagen Golf, 1993-2006 Volkswagen Jetta, 1993-1998 Volkswagen Jetta, 1993-1997 Volkswagen Passat, 1993-1995 Volkswagen Golf, 1993-1993 Volkswagen Golf, 1993-1993 Volkswagen Jetta, 1992-1995 Porsche 968, 1992-1992 Volkswagen Corrado, 1991-1993 Volkswagen Passat, 1991-1991 Porsche 944, 1990-1998 Volkswagen Golf, 1990-1991 Volkswagen Corrado, 1990-1990 Porsche 944
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
QuantityOne Set
Part interchange
143-0641
item #1000XGWH
Show less
Engine Coolant Thermostat for 1999-2002 Mercury Cougar
A-Premium®Part # APTHE048
Engine Coolant Thermostat for 1999-2002 Mercury Cougar
4.6101 Reviews
$26.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits Mercury Cougar: 1999 2000 2001 2002
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
ConditionNew
item #1014GVLG
Note
Start to Open Temperature: 82℃.
Show less
Beck/Arnley 143-0674 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0674
Beck/Arnley 143-0674 Engine Coolant Thermostat
52 Reviews
$26.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1996-1996 Ford Taurus, 1995-1995 Ford Taurus, 1994-2007 Mazda B3000, 1992-1994 Ford Tempo, 1992-1994 Mercury Topaz, 1991-2000 Ford Ranger, 1990-1992 Ford Probe, 1990-1991 Mercury Grand Marquis, 1989-1996 Ford Taurus, 1989-1995 Ford Taurus, 1989-1992 Ford Taurus, 1988-1993 Mercury Sable, 1988-1992 Lincoln Mark VII, 1988-1990 Lincoln Town Car, 1987-1989 Mercury Grand Marquis, 1987-1987 Mercury Sable, 1987-1987 Renault Alliance, 1987-1987 Renault Alliance, 1986-1988 Ford Taurus, 1986-1986 Mercury Sable
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
QuantityOne Set
Part interchange
143-0674
item #1000XKWW
Show less
Beck/Arnley 143-0688 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0688
Beck/Arnley 143-0688 Engine Coolant Thermostat
52 Reviews
$27.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2001-2005 Kia Rio, 1999-1999 Chevrolet Tracker, 1999-1999 Chevrolet Tracker, 1999-1999 Chevrolet Tracker, 1998-1998 Chevrolet Tracker, 1997-1998 Mitsubishi 3000GT, 1996-1998 Suzuki X-90, 1996-1996 Mitsubishi Diamante, 1994-1997 Ford Aspire, 1994-1997 Mazda Miata, 1994-1994 Mitsubishi Montero, 1993-1996 Mitsubishi Mirage, 1992-1996 Eagle Summit, 1992-1995 Hyundai Elantra, 1992-1995 Mitsubishi Diamante, 1992-1993 Dodge Grand Caravan, 1992-1992 Eagle Summit, 1992-1992 Mitsubishi Expo, 1991-1994 Mercury Capri, 1991-1992 Hyundai Scoupe
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
Part interchange
143-0688
item #1000XGE3
Show less
ÜRO Parts FD0714520 Engine Coolant Thermostat / Water Inlet Assembly
ÜRO PartsPart # FD0714520
ÜRO Parts FD0714520 Engine Coolant Thermostat / Water Inlet Assembly
52 Reviews
$43.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007-2010 Ford Explorer Sport Trac, 2002-2010 Ford Explorer, 2002-2010 Mercury Mountaineer
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
ColorBlack
Part interchange
FD0714520, 6L2Z8592-FA, 2L2Z8592A-A, 2L2Z8592B-A, GL2Z8592-A, 2L2Z8575A-A, 902-860, 85675, 
...View more
item #1000ZS85
Show less
Engine Coolant Thermostat for 1996-2005 2008-2009 Mercury Sable
A-Premium®Part # APTHE048
Engine Coolant Thermostat for 1996-2005 2008-2009 Mercury Sable
4.6101 Reviews
$26.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits Mercury Sable: 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2008 2009
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
ConditionNew
item #1014GYZX
Note
Start to Open Temperature: 82℃.
Show less
Beck/Arnley 143-0689 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0689
Beck/Arnley 143-0689 Engine Coolant Thermostat
52 Reviews
$23.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007-2009 Suzuki SX4, 2003-2003 Suzuki Vitara, 2002-2007 Suzuki Aerio, 2002-2002 Suzuki Esteem, 1999-2002 Suzuki Vitara, 1999-2001 Suzuki Esteem, 1999-1999 Chevrolet Tracker, 1999-1999 Chevrolet Tracker, 1999-1999 Chevrolet Tracker, 1999-1999 Mitsubishi 3000GT, 1998-1998 Chevrolet Tracker, 1997-1998 Mitsubishi 3000GT, 1996-1998 Suzuki X-90, 1996-1996 Mitsubishi Diamante, 1994-1997 Ford Aspire, 1994-1997 Mazda Miata, 1994-1994 Mitsubishi Montero, 1993-1996 Mitsubishi Mirage, 1992-1996 Eagle Summit, 1992-1995 Hyundai Elantra
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
Part interchange
143-0689
item #1000XHG9
Show less
Beck/Arnley 143-0733 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0733
Beck/Arnley 143-0733 Engine Coolant Thermostat
52 Reviews
$22.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1995-2000 Kia Sportage, 1994-1997 Kia Sephia, 1993-1994 Mazda 323, 1992-1995 Mazda MX-3, 1992-1992 Mazda 323, 1991-1996 Ford Escort, 1991-1996 Mercury Tracer, 1991-1994 Mercury Capri, 1990-1997 Mazda Protege, 1990-1993 Mazda Miata, 1990-1992 Ford Probe, 1990-1991 Mazda 323, 1989-1994 Mazda MPV, 1989-1989 Ford Probe, 1988-1992 Mazda MX-6, 1987-1993 Mazda B2600, 1986-1989 Mazda 323, 1985-1992 Mazda 626
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
QuantityOne Set
Part interchange
143-0733
item #1000XGNH
Show less
Beck/Arnley 143-0640 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0640
Beck/Arnley 143-0640 Engine Coolant Thermostat
52 Reviews
$20.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2000-2005 Volkswagen Golf, 1996-1996 Volkswagen Golf, 1995-2002 Volkswagen Cabrio, 1995-1996 Volkswagen Passat, 1995-1995 Volkswagen Golf, 1993-2006 Volkswagen Golf, 1993-2006 Volkswagen Jetta, 1993-2005 Volkswagen Jetta, 1993-1997 Volkswagen Passat, 1993-1995 Volkswagen Golf, 1993-1993 Volkswagen Golf, 1993-1993 Volkswagen Jetta, 1992-1995 Porsche 968, 1992-1992 Volkswagen Corrado, 1991-1993 Volkswagen Passat, 1991-1991 Porsche 944, 1990-2006 Volkswagen Golf, 1990-1991 Volkswagen Corrado, 1990-1990 Porsche 944, 1990-1990 Volkswagen Passat
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
QuantityOne Set
Part interchange
143-0640
item #1000XGAH
Show less
Engine Coolant Thermostat for 2005-2011 Mercury Mariner
A-Premium®Part # APTHE048
Engine Coolant Thermostat for 2005-2011 Mercury Mariner
4.6101 Reviews
$26.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits Mercury Mariner: 2005 2006 2007 2008 2009 2010 2011
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
ConditionNew
item #1014GXY4
Note
Start to Open Temperature: 82℃.
Show less
Beck/Arnley 143-0671 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0671
Beck/Arnley 143-0671 Engine Coolant Thermostat
52 Reviews
$24.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1998-2001 Mazda B2500, 1998-2000 Ford Ranger, 1996-1996 Ford Escort, 1994-1997 Mazda B2300, 1994-1996 Ford Escort, 1994-1996 Ford Escort, 1994-1995 Ford Escort, 1991-1996 Mercury Tracer, 1991-1993 Ford Escort, 1988-1990 Ford Escort, 1988-1988 Ford Ranger, 1986-1990 Ford Taurus, 1986-1986 Mercury Sable, 1985-1987 Ford Escort, 1985-1987 Mercury Lynx, 1984-1985 Ford Escort, 1984-1985 Mercury Lynx, 1983-1997 Ford Ranger, 1983-1983 Mercury LN7, 1982-1987 Ford EXP
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
Part interchange
143-0671
item #1000XGGQ
Show less
Beck/Arnley 143-0687 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0687
Beck/Arnley 143-0687 Engine Coolant Thermostat
52 Reviews
$22.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1999-1999 Chevrolet Tracker, 1999-1999 Chevrolet Tracker, 1999-1999 Chevrolet Tracker, 1998-1998 Chevrolet Tracker, 1997-1998 Mitsubishi 3000GT, 1996-1998 Suzuki X-90, 1996-1996 Mitsubishi Diamante, 1994-1997 Ford Aspire, 1994-1997 Mazda Miata, 1994-1994 Mitsubishi Montero, 1993-1996 Mitsubishi Mirage, 1992-1996 Eagle Summit, 1992-1995 Hyundai Elantra, 1992-1995 Mitsubishi Diamante, 1992-1994 Dodge Colt, 1992-1993 Dodge Grand Caravan, 1992-1992 Eagle Summit, 1992-1992 Mitsubishi Expo, 1991-1994 Mercury Capri, 1991-1992 Hyundai Scoupe
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
QuantityOne Set
Part interchange
143-0687
item #1000XKVK
Show less
Beck/Arnley 143-0682 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0682
Beck/Arnley 143-0682 Engine Coolant Thermostat
52 Reviews
$30.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1996-1999 Nissan Pathfinder, 1995-1995 Nissan Pickup, 1993-2000 Nissan Quest, 1993-1997 INFINITI J30, 1993-1997 Mercury Villager, 1990-1992 INFINITI M30, 1989-1995 Nissan Pathfinder, 1987-1988 Nissan 200SX, 1987-1988 Nissan Pathfinder, 1986-1994 Nissan D21, 1985-1994 Nissan Maxima, 1984-1996 Nissan 300ZX
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
Part interchange
143-0682
item #1000XER2
Show less
Engine Coolant Thermostat for 2006-2011 Mercury Milan
A-Premium®Part # APTHE048
Engine Coolant Thermostat for 2006-2011 Mercury Milan
4.6101 Reviews
$26.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits Mercury Milan: 2006 2007 2008 2009 2010 2011
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
ConditionNew
item #1014GXT9
Note
Start to Open Temperature: 82℃.
Show less
Beck/Arnley 143-0734 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0734
Beck/Arnley 143-0734 Engine Coolant Thermostat
52 Reviews
$22.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1999-2000 Mazda Miata, 1999-1999 Mazda Protege, 1998-2001 Kia Sephia, 1996-2000 Kia Sportage, 1995-1995 Kia Sportage, 1994-1997 Kia Sephia, 1993-1994 Mazda 323, 1992-1995 Mazda MX-3, 1992-1992 Mazda 323, 1991-1996 Ford Escort, 1991-1996 Mercury Tracer, 1991-1994 Mercury Capri, 1990-1997 Mazda Protege, 1990-1993 Mazda Miata, 1990-1992 Ford Probe, 1990-1991 Mazda 323, 1989-1994 Mazda MPV, 1989-1989 Ford Probe, 1988-1992 Mazda MX-6, 1987-1993 Mazda B2600
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
Part interchange
143-0734
item #1000XE8K
Show less
Beck/Arnley 143-0721 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0721
Beck/Arnley 143-0721 Engine Coolant Thermostat
52 Reviews
$30.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2000-2004 Nissan Xterra, 1999-2004 Nissan Frontier, 1997-2001 INFINITI Q45, 1997-2000 INFINITI QX4, 1996-2000 Nissan Pathfinder, 1995-1995 Nissan Pickup, 1993-2002 Nissan Quest, 1993-1999 Mercury Villager, 1993-1997 INFINITI J30, 1990-1992 INFINITI M30, 1989-1995 Nissan Pathfinder, 1987-1988 Nissan 200SX, 1987-1988 Nissan Pathfinder, 1986-1994 Nissan D21, 1985-1994 Nissan Maxima, 1984-1996 Nissan 300ZX
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
Quantity1
Part interchange
143-0721
item #1000XETQ
Show less
Beck/Arnley 143-0706 Engine Coolant Thermostat
Beck/ArnleyPart # 143-0706
Beck/Arnley 143-0706 Engine Coolant Thermostat
52 Reviews
$20.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1996-1996 Volkswagen Golf, 1995-2002 Volkswagen Cabrio, 1995-1996 Volkswagen Passat, 1995-1995 Volkswagen Golf, 1993-2006 Volkswagen Golf, 1993-2006 Volkswagen Jetta, 1993-2005 Volkswagen Jetta, 1993-1997 Volkswagen Passat, 1993-1995 Volkswagen Golf, 1993-1993 Volkswagen Golf, 1993-1993 Volkswagen Jetta, 1992-1995 Porsche 968, 1992-1992 Volkswagen Corrado, 1991-1993 Volkswagen Passat, 1991-1991 Porsche 944, 1990-2006 Volkswagen Golf, 1990-1991 Volkswagen Corrado, 1990-1990 Porsche 944, 1990-1990 Volkswagen Passat, 1988-1992 Volkswagen Golf
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Mercury
Item LocatedUnited States
QuantityOne Set
Part interchange
143-0706
item #1000XH49
Show less
Page 4 of 4

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.

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