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Calorstat TH6529.82J Engine Coolant Thermostat
| Brand | Calorstat TH6529.82J |
|---|---|
| Sealing Flange Outside Diameter | 2.63 |
| Height Between Flanges | 0.98 |
| Type | Standard |
| Gasket Or Seal Included | Yes |
| Jiggle Pin Weep Hole | Yes |
| Seal Type | O-ring |
| Start to Open Temperature | 180.0 |
| Seal Material | Rubber |
| 9813 | 1.37 |
| 9841 | 1 |
| 9844 | 1 |
| 9852 | 1 |
| 9943 | Yes |
| By-Pass Valve Diameter | 35.0 |
| Height Shoulder | 8.0 |
| Height, By-Pass Side | 25.0 |
| Valve-Seat Diameter | 67.0 |
| Fits | Audi and Volkswagen · 21 vehicles |
Standard thermostat. Includes an O-ring seal and gasket for a ready-to-install fit.
Jiggle pin weep hole. Helps purge trapped air for steadier coolant flow.
180-degree opening. Opens at 180°F to regulate engine temperature.
Cross-references Carlson 15372, Motorad 304-180 and Stant 49228 for the same application. See all 9.
Engine Coolant Thermostat for Audi and Volkswagen
The Calorstat TH6529.82J engine coolant thermostat is a standard replacement thermostat for select Audi and Volkswagen applications. It is built with an included gasket or seal, an O-ring seal type, and a jiggle pin weep hole to support proper coolant flow and air bleeding during service.
With a 180.0 degree start-to-open temperature, this thermostat helps regulate engine operating temperature in vehicles such as the Audi A8 Quattro, Audi RS6, Audi S8, Audi A6 Quattro, Volkswagen Touareg, and Volkswagen Phaeton. The TH6529.82J is a direct-fit cooling system service part for vehicles that require this specific thermostat design.
Key Features
- Standard engine coolant thermostat design
- Start to open temperature: 180.0 degrees
- Gasket or seal included for service replacement
- O-ring seal type with rubber seal material
- Jiggle pin weep hole for air purge support
- Sealing flange outside diameter: 2.63
- By-pass valve diameter: 35.0
- Valve-seat diameter: 67.0
- Calorstat TH6529.82J thermostat for select Audi and Volkswagen cooling systems
Detailed Description
The Calorstat TH6529.82J is an engine coolant thermostat designed to help maintain stable coolant temperature in the engine cooling system. Its standard construction, O-ring seal, and included gasket or seal support a proper sealing interface during thermostat replacement. The jiggle pin weep hole helps allow trapped air to escape during filling and service, which is important for consistent cooling system operation.
This thermostat is listed for 2000-2006 Audi A8 Quattro, 2003-2004 Audi RS6, 2001-2003 Audi S8, 2000-2001 Audi A6 Quattro, 2004-2007 Volkswagen Touareg, and 2004-2006 Volkswagen Phaeton. Calorstat TH6529.82J is also referenced by cross numbers such as Motorad 304-180 and Stant 49228 for the same application.
Common Issues This Part Can Help Address
- Engine running too cool or taking too long to reach operating temperature
- Temperature fluctuations caused by a worn thermostat
- Coolant flow control problems in the thermostat housing circuit
- Sealing leaks at the thermostat interface
- Air trapped in the cooling system after thermostat service
Installation Notes and Tips
Verify the thermostat housing and seal surfaces are clean before installation. Match the thermostat dimensions and temperature rating to the original part specification before service. Because this application uses an O-ring seal, proper seating and alignment are important to prevent coolant leaks. Confirm vehicle fitment by year, make, and model before ordering the TH6529.82J.
Quality Assurance
Calorstat is listed as an OE supplier to Volkswagen and Audi for the applications shown, which supports confidence in the fit and design intent of this thermostat. This part is built for the specified Audi and Volkswagen cooling system applications and is identified by part number TH6529.82J.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2007 | Volkswagen | Touareg | 4.2L | V8 | Vernet is an OE Supplier to Volkswagen |
| 2006 | Audi | A8 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2006 | Volkswagen | Phaeton | 4.2L | V8 | Vernet is an OE Supplier to Volkswagen |
| 2006 | Volkswagen | Touareg | 4.2L | V8 | Vernet is an OE Supplier to Volkswagen |
| 2005 | Audi | A8 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2005 | Volkswagen | Phaeton | 4.2L | V8 | Vernet is an OE Supplier to Volkswagen |
| 2005 | Volkswagen | Touareg | 4.2L | V8 | Vernet is an OE Supplier to Volkswagen |
| 2004 | Audi | A8 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2004 | Audi | RS6 | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2004 | Volkswagen | Phaeton | 4.2L | V8 | Vernet is an OE Supplier to Volkswagen |
| 2004 | Volkswagen | Touareg | 4.2L | V8 | Vernet is an OE Supplier to Volkswagen |
| 2003 | Audi | A8 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2003 | Audi | RS6 | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2003 | Audi | S8 | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2002 | Audi | A8 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2002 | Audi | S8 | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2001 | Audi | A6 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2001 | Audi | A8 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2001 | Audi | S8 | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2000 | Audi | A6 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
| 2000 | Audi | A8 Quattro | 4.2L | V8 | Vernet is an OE Supplier to Audi |
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