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Gates 34726 Engine Coolant Thermostat
| Brand | Gates 34726 |
|---|---|
| 0 | |
| Bolt Hole Quantity | 3 |
| Check Valve | No |
| Electric | No |
| Electric | No |
| Jiggle Pin Weep Hole | Yes |
| Jiggle Pin/Check Valve | Yes |
| Number of Bolt Holes | 3 |
| Number of Jiggle Pins/Check Valves | 1 |
| Number of Seals | 0 |
| OE Comparison Rating | OE Performance |
| OE Exact | No |
| Outlet Inside Diameter | .574 |
| Outlet Inside Diameter | 1.338 |
| Outlet Inside Diameter 1 (in) | .574 |
| Outlet Inside Diameter 2 (in) | 1.338 |
| Outlet Outside Diameter | .791 |
| Outlet Outside Diameter | 1.653 |
| Outlet Outside Diameter 1 (in) | .791 |
| Outlet Outside Diameter 2 (in) | 1.653 |
| Start to Open Temperature | 89 |
| Start to Open Temperature | 192 |
| Temperature (C) | 89 |
| Type | Integrated Housing Thermostat |
| Product line | Integrated Housing Thermostat |
| Fits | Jaguar · 17 vehicles |
Integrated housing thermostat. Combines the thermostat and housing for a cleaner replacement.
OE performance rating. Built as an aftermarket alternative with OE-level comparison.
Accurate temperature control. Helps engines operate more efficiently at 89°C opening temperature.
Cross-references Dorman - OE Solutions 902-5165, Febi-Bilstein 34726 and Motorad 548-192 for the same application. See all 5.
Integrated Thermostat Housing for Jaguar Cooling Control
Gates 34726 is an integrated housing thermostat built for precise engine coolant temperature regulation. It is an OE-performance replacement for select Jaguar applications, including XJ8, S-Type, Vanden Plas, and XK8 models with a 192-degree thermostat specification.
Key Features
- Integrated housing thermostat design for direct replacement of the original coolant control assembly
- Start-to-open temperature: 192°F / 89°C
- OE performance rating for factory-style temperature control
- 3 bolt holes for mounting
- Jiggle pin weep hole included for air bleeding
- Non-electric design
- Outlet dimensions: 0.574 in and 1.338 in inside diameter; 0.791 in and 1.653 in outside diameter
Product Details
Gates Integrated Housing Thermostat 34726 is engineered for vehicles that use an integrated thermostat housing rather than a separate thermostat-only service part. Gates focuses on aftermarket thermostat solutions for these newer cooling-system designs, giving Jaguar owners a direct-fit option that follows OE temperature control requirements. This part cross-references Motorad 548-192 for the same application.
Vehicle Fitment
- Fits 2009 Jaguar XJ8, N/A; includes housing; 192 degree; OE temperature; integrated housing thermostat
- Fits 2008 Jaguar XJ8, N/A; 192 degree; OE temperature; integrated housing thermostat
- Fits 2004-2006 Jaguar XJ8, N/A; 192 degree; OE temperature; integrated housing thermostat
- Fits 2003-2008 Jaguar S-Type, N/A; 192 degree; OE temperature; integrated housing thermostat
- Fits 2007-2008 Jaguar Vanden Plas, N/A; 192 degree; OE temperature; integrated housing thermostat
- Fits 2004-2005 Jaguar Vanden Plas, N/A; 192 degree; OE temperature; integrated housing thermostat
- Fits 2003-2004 Jaguar XK8, N/A; 192 degree; OE temperature; integrated housing thermostat
Common Issues This Part Addresses
- Engine running too cool or too hot due to thermostat control problems
- Coolant temperature fluctuations during normal driving
- Leaking or aging integrated thermostat housing
- Slow warm-up or inconsistent heater performance
- Cooling-system service needs on Jaguar XJ8, S-Type, Vanden Plas, and XK8 models
Installation Notes and Tips
Verify the original housing style, outlet dimensions, and 192°F thermostat specification before installation. Inspect the sealing surfaces, coolant hoses, and mounting points for wear or contamination, and confirm the cooling system is properly bled after service. This part uses a 3-bolt mounting pattern and a jiggle pin weep hole to assist with air evacuation during filling.
Quality Assurance
Gates develops aftermarket thermostat solutions to meet OE-style temperature control requirements for integrated housing applications. Part number 34726 is built as an OE-performance replacement for the listed Jaguar fitments.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2009 | Jaguar | XJ8 | 4.2L | V8 | GAS | N/A | Includes Housing; 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2008 | Jaguar | S-Type | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2008 | Jaguar | Vanden Plas | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2008 | Jaguar | XJ8 | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2007 | Jaguar | S-Type | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2007 | Jaguar | Vanden Plas | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2006 | Jaguar | S-Type | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2006 | Jaguar | XJ8 | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2005 | Jaguar | S-Type | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2005 | Jaguar | Vanden Plas | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2005 | Jaguar | XJ8 | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2004 | Jaguar | S-Type | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2004 | Jaguar | Vanden Plas | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2004 | Jaguar | XJ8 | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2004 | Jaguar | XK8 | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2003 | Jaguar | S-Type | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
| 2003 | Jaguar | XK8 | 4.2L | V8 | GAS | N/A | 192 Degree; OE Temperature; Integrated Housing Thermostat |
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