Jaguar and Land Rover Thermostats

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Thermostats: Essential for Engine Health and Efficiency

The thermostat in your Land Rover, whether it's a Land Rover Discovery Sport or a Land Rover Range Rover Evoque, plays a key role in regulating your engine’s temperature. It controls the flow of coolant to the engine, helping it reach and maintain an ideal operating temperature. If the thermostat fails, it can cause overheating or poor fuel efficiency. At Land Leaping Genuine British Parts, we recommend using genuine Land Rover parts for the best performance and longevity.

What Does the Thermostat Do?

The thermostat is a temperature regulator for your engine’s cooling system. When the engine is cold, the thermostat stays closed to prevent coolant from circulating, allowing the engine to warm up faster. Once it reaches the proper temperature, the thermostat opens, letting coolant flow to keep the engine from overheating. This process helps maintain an even engine temperature, improving performance and fuel efficiency.

Why Choose Genuine Land Rover Parts?

Choosing a genuine Land Rover thermostat ensures that you get a perfectly designed part for your vehicle’s cooling system. Aftermarket thermostats might not offer the same fit, reliability, or lifespan. By selecting Land Rover-approved components, like those found in the Land Rover Defender, you are investing in a product that meets the high standards of quality and performance Land Rover is known for.

When to Replace Your Thermostat

If your engine temperature is erratic, your vehicle is overheating, or the heater isn’t working as it should, your thermostat could malfunction. It’s important to replace a faulty thermostat promptly to avoid engine damage or costly repairs. At Land Leaping Genuine British Parts, we offer top-quality replacements that keep your Land Rover running smoothly.

Invest in genuine parts for peace of mind and a smoothly running engine.

Engine Coolant Thermostat Kit

Part Number: AJ814048
Jaguar Jaguar
Notes: Includes Thermostat Housing.
Applications: 3.0L, 5.0L. 3.0L (2017-2020).
Other Names: Thermostat, Thermostat Unit,
Replaces: AJ813902, AJ813986, C2Z29980, C2Z31236
Description: XF. F-Pace. XE series. From Chassis/VIN U39093. Incl.Gasket,Housing and Thermostat. 3.0L supercharged, to vin k40346, from vin k15252 to...
Fits:
  • Jaguar:
    • F-Pace,
    • F-Type,
    • XE,
    • XF,
    • XJ
Not For Sale

Engine Coolant Thermostat Kit

Part Number: C2Z19929
Jaguar Jaguar
Notes: Includes Thermostat Housing.
Applications: 3.0L, 5.0L. 5.0L W/O SUPERCHARGER.
Other Names: Thermostat, Thermostat Unit,
Replaces: AJ812132, AJ812887
Fits:
  • Jaguar:
    • F-Pace,
    • F-Type,
    • XE,
    • XF,
    • XFR,
    • XFR-S,
    • XJ,
    • XJR,
    • XJR575,
    • XK,
    • XKR,
    • XKR-S
MSRP $133.87
$96.38

Engine Coolant Thermostat Kit

Part Number: JDE39956
Jaguar Jaguar
Notes: Includes Thermostat Housing And Gasket.
Applications: 2.0L GAS.
Other Names: Thermostat Unit, Thermostat,
Replaces: JDE39011, JDE40748
Description: F-Pace. XF. E-Pace. From vin jcp24189. 2.0L. F-Type. To vin jcp24188. Incl.Gasket,Housing and Thermostat.
Fits:
  • Jaguar:
    • E-Pace,
    • F-Pace,
    • F-Type,
    • XE,
    • XF
MSRP $181.59
$129.65

Engine Coolant Thermostat Kit

Part Number: T4A41052
Jaguar Jaguar
Notes: Includes Housing And Gasket.
Applications: 3.0L (2021 And Newer).
Other Names: Thermostat,
Description: F-Pace. Incl.Gasket,Housing and Thermostat.
Fits:
  • Jaguar:
    • F-Pace
MSRP $126.07
$90.77

Engine Coolant Thermostat Housing Gasket

Part Number: 4413478
land-rover land-rover
Notes: Included with thermostat unit.
Other Names: Thermostat Unit Gasket, Thermostat Unit O-Ring, Gasket
Description: 4.4L. Lower Housing. 4.2L.
Fits:
  • Land Rover:
    • LR3,
    • Range Rover,
    • Range Rover Sport
MSRP $4.20
$3.30

Engine Coolant Thermostat Housing Bolt

Part Number: C2S26050
Jaguar Jaguar
Notes: Included with thermostat housing.
Other Names: Thermostat Bolt,
Description: With supercharger.
Fits:
  • Jaguar:
    • XF
MSRP $0.94
$0.86

Engine Coolant Thermostat Housing Gasket

Part Number: NCA2269CA
Jaguar Jaguar
Notes: Included with outlet pipe. Included with outlet assembly. Included with thermostat housing.
Other Names: Intake Pipe O-Ring, Intake Pipe Seal, Engine Coolant Outlet Gasket, Thermostat O-Ring, Housing Seal, Temp Sensor O-Ring, Inlet Pipe...
Replaces: NCA2269BC
Description: Lower Housing. Outlet Flange. Without supercharger, 2003-06, lower. 4.2L, without supercharger. 4.0L.
Fits:
  • Jaguar:
    • S-Type,
    • Super V8,
    • Vanden Plas,
    • X-Type,
    • XF,
    • XJ8,
    • XJR,
    • XK,
    • XK8,
    • XKR
MSRP $3.43
$2.68

Engine Coolant Thermostat Housing O-Ring

Part Number: LR140792
Land-Rover Land-Rover
Notes: Included with thermostat housing.
Applications: 3.0L MHEV.
Other Names: Thermostat Unit O-Ring, Engine Coolant Thermostat Housing Gasket, Thermostat Gasket, Thermostat O-Ring, Thermostat Housing O-Ring,...
Replaces: LR166310
Description: 3.0L, primary. O-Ring. Discovery. 3.0L turbo mhev, main. 3.0L turbo phev, main.
Fits:
  • Land Rover:
    • Defender 110,
    • Defender 130,
    • Defender 90,
    • Discovery,
    • Range Rover,
    • Range Rover Sport,
    • Range Rover Velar
MSRP $8.04
$7.38

Cooling Module

Part Number: PBM000010
Land-Rover Land-Rover
Other Names: Thermostat
Description: 2003-05.
Fits:
  • Land Rover:
    • Range Rover
MSRP $144.20
$103.82

Control Valve

Part Number: T4K4643
Jaguar Jaguar
Other Names: Thermostat, Valve, Engine Coolant Thermostat,
Description: Front electric motor, rear. I-Pace. Control Valve.
Fits:
  • Jaguar:
    • I-Pace
MSRP $257.19
$198.93

Engine Coolant Outlet Flange

Part Number: LR020008
Land-Rover Land-Rover
Notes: Included with thermostat unit.
Other Names: Thermostat Outlet, Thermostat Unit, Connection - Wat
Replaces: 1335478, 4557904
Description: 4.0L. Incl.Gasket and Coolant Temperature Sensor.
Fits:
  • Land Rover:
    • LR3
MSRP $210.37
$188.55

Water Pump Assembly Bolt

Part Number: LR158575
Land-Rover Land-Rover
Other Names: Thermostat Bolt, Thermostat Unit Screw, Bolt
Description: 4.4L turbo, primary, m6x25mm.
Fits:
  • Land Rover:
    • Range Rover,
    • Range Rover Sport
MSRP $2.32
$2.12

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