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Four Seasons 85360 Engine Coolant Thermostat Housing
| Brand | Four Seasons 85360 |
|---|---|
| Bolt Hole Center To Bolt Hole Center | 2.77 |
| Description | Engine Coolant Components |
| Flange Thickness | 0.881 |
| Gasket Or Seal Included | Included |
| Inlet Port Diameter | 1.222 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Overall Height IN | 7.500 |
| Style | w/o Thermostat |
| Thermostat Included? | Not Included |
| Type | Thermostat Housing |
| Product line | Thermostat Housing |
| Fits | Chevrolet and Pontiac · 5 vehicles |
OE direct replacement. Meets OEM standards for dependable cooling system service.
Aluminum construction. Helps resist corrosion while keeping weight down.
Gasket included. Ready for a cleaner, more complete installation.
Cross-references Four Seasons 85360, Motorad CH5360 and 815360 for the same application. See all 10.
Thermostat Housing for Cooling System Service
Four Seasons 85360 is an aluminum engine coolant thermostat housing built for direct replacement service in the cooling system. It includes the gasket or seal and is supplied without a thermostat, making it a focused housing replacement for Chevrolet Cavalier and Pontiac Grand Am applications.
The Four Seasons thermostat housing line is built around engine coolant components that meet or exceed OEM requirements. This housing is a practical choice when the original housing is corroded, warped, or leaking at the sealing surface.
- Aluminum thermostat housing for engine coolant service
- Gasket or seal included for the housing interface
- Thermostat not included
- Meets or exceeds OEM specifications
- Inlet port diameter: 1.222 in.
- Overall height: 7.500 in.
- Flange thickness: 0.881 in.
- Bolt hole center to bolt hole center: 2.77 in.
Fitment and Cross References
Fits 2003-2005 Chevrolet Cavalier, N/A. Fits 2004-2005 Pontiac Grand Am, N/A. This part cross-references Motorad CH5360 for the same application.
Use Four Seasons 85360 when replacing a worn thermostat housing on a Chevrolet Cavalier or Pontiac Grand Am and you need a housing that matches the original coolant connection points and sealing layout. The aluminum construction supports corrosion resistance in a high-heat cooling system environment, while the included seal helps restore the housing-to-engine seal.
Common Problems This Part Can Address
- Coolant leaks at the thermostat housing
- Cracked or warped housing surfaces
- Corrosion around the coolant inlet area
- Failed sealing surface after repeated heat cycles
- Service replacement for a damaged original housing
Installation Notes and Tips
Inspect the mating surface, coolant hose connection, and fastener threads before installation. Clean all sealing surfaces thoroughly and verify the thermostat is in good condition or replace it separately if needed, since this housing is supplied without a thermostat. Confirm fitment by vehicle year and model before installation on 2003-2005 Chevrolet Cavalier or 2004-2005 Pontiac Grand Am applications.
Quality Assurance
Four Seasons states this thermostat housing meets or exceeds OEM requirements. Part number 85360 is also listed under interchange references for direct replacement use, including Four Seasons 85360.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Chevrolet | Cavalier | — | — | N/A | Thermostat Housing |
| 2005 | Pontiac | Grand Am | 2.2L | L4 | N/A | Thermostat Housing |
| 2004 | Chevrolet | Cavalier | — | — | N/A | Thermostat Housing |
| 2004 | Pontiac | Grand Am | 2.2L | L4 | N/A | Thermostat Housing |
| 2003 | Chevrolet | Cavalier | — | — | N/A | Thermostat Housing |
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