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Calorstat TE6493.105J Engine Coolant Thermostat Housing Assembly
| Brand | Calorstat TE6493.105J |
|---|---|
| Material | Aluminum housing |
| Color | Silver |
| Gasket Or Seal Included | Yes |
| Mounting Hole Quantity | 4 |
| Start to Open Temperature | 220.0 |
| Gasket Type | Gasket |
| Actuator Type | Electrical |
| 9814 | 1.69 |
| By-Pass Valve Diameter | 43.0 |
| Height Between Flanges | 1.57 in |
| Height, By-Pass Side | 39.0 |
| Jiggle Pin Check Valve Quantity | 1 |
| Jiggle Pin Weep Hole | Yes |
| Seal Quantity | 1 |
| Fits | BMW and Land Rover · 26 vehicles |
Aluminum housing. Provides a durable, corrosion-resistant thermostat housing assembly.
Electrical actuator. Delivers precise thermostat control for consistent cooling performance.
Gasket included. Comes ready with a gasket and seal for a cleaner installation.
Cross-references Gates 33935, Motorad 468-213 and Stant 14612 for the same application. See all 13.
Engine Coolant Thermostat Housing Assembly
Calorstat TE6493.105J is an engine coolant thermostat housing assembly built with an aluminum housing, silver finish, and an included gasket and seal. It uses an electrical actuator and is specified with a 220.0°F start-to-open temperature for controlled coolant flow in supported BMW and Land Rover applications.
Key Features
- Aluminum thermostat housing with silver finish
- Electrical actuator type for application-specific cooling system control
- Gasket and seal included for the housing interface
- 4 mounting holes for direct-fit installation on listed vehicles
- By-pass valve diameter: 43.0 mm
- Jiggle pin check valve with weep hole for air bleeding
- Start to open temperature: 220.0°F
Detailed Description
TE6493.105J is a Calorstat thermostat housing assembly for cooling system service on select BMW and Land Rover models. It is built from aluminum for the housing body and includes a gasket-type seal arrangement, along with a jiggle pin check valve and weep hole to support coolant circulation and air purge at the thermostat location. This part cross-references Gates 33935 for the same application. Fits 1998-2003 BMW 540i, N/A; Fits 2000-2003 BMW X5, N/A; Fits 2003 BMW Z8, N/A; Fits 1998-2001 BMW 740i, N/A; Fits 1998-2001 BMW 740iL, N/A; Fits 2003-2009 Land Rover Range Rover, N/A.
What It Helps Address
- Coolant temperature regulation issues caused by a worn thermostat housing assembly
- Coolant leaks at the thermostat housing or gasket interface
- Air trapped in the cooling system after thermostat service
- Improper thermostat opening behavior in supported BMW and Land Rover applications
- Cooling system service needs on vehicles with an electrical thermostat actuator
Installation Notes and Tips
Verify the OE-style mounting pattern, bypass valve diameter, and electrical connector configuration before installation. Clean the mating surfaces thoroughly and replace any damaged coolant hoses or seals during service. Follow the vehicle manufacturer’s coolant fill and bleed procedure to reduce trapped air after installation. Compatible with 2003-2009 Land Rover Range Rover and select 1998-2003 BMW 540i, 2000-2003 BMW X5, 2003 BMW Z8, 1998-2001 BMW 740i, and 1998-2001 BMW 740iL applications.
Quality Assurance
Calorstat thermostat housing assemblies are built to match the specified application requirements for fit and cooling-system operation. Vernet is noted as an OE supplier to BMW in the fitment notes for several listed BMW applications.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Notes |
|---|---|---|---|---|---|---|
| 2009 | Land Rover | Range Rover | 4.4L | V8 | — | Opening Temp: 105 C / 220 F |
| 2008 | Land Rover | Range Rover | 4.4L | V8 | — | Opening Temp: 105 C / 220 F |
| 2007 | Land Rover | Range Rover | 4.4L | V8 | — | Opening Temp: 105 C / 220 F |
| 2006 | Land Rover | Range Rover | 4.4L | V8 | — | Opening Temp: 105 C / 220 F |
| 2005 | Land Rover | Range Rover | 4.4L | V8 | GAS | Opening Temp: 105 C / 220 F |
| 2004 | Land Rover | Range Rover | 4.4L | V8 | GAS | Opening Temp: 105 C / 220 F |
| 2003 | BMW | 540i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2003 | BMW | X5 | 4.6L | V8 | — | Vernet is an OE Supplier to BMW |
| 2003 | BMW | Z8 | 4.8L | V8 | — | Vernet is an OE Supplier to BMW |
| 2003 | Land Rover | Range Rover | 4.4L | V8 | GAS | Opening Temp: 105 C / 220 F |
| 2002 | BMW | 540i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2002 | BMW | X5 | 4.6L | V8 | — | Vernet is an OE Supplier to BMW |
| 2001 | BMW | 540i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2001 | BMW | 740i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2001 | BMW | 740iL | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2001 | BMW | X5 | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2000 | BMW | 540i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2000 | BMW | 740i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2000 | BMW | 740iL | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 2000 | BMW | X5 | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 1999 | BMW | 540i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 1999 | BMW | 740i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 1999 | BMW | 740iL | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 1998 | BMW | 540i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 1998 | BMW | 740i | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
| 1998 | BMW | 740iL | 4.4L | V8 | — | Vernet is an OE Supplier to BMW |
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