Dorman 902-2127 Coolant Thermostat Housing
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Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$67.63
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.
- Ideal replacement - this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
- Durable construction - this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
- Cost-effective and reliable - offers original manufacturer quality at lower cost than getting replacement at dealer
- Industry-leading design - professionally engineered by the aftermarket leader in replacement thermostat housings
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2010 | Chevrolet | Silverado 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2010 | Chevrolet | Silverado 3500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2010 | GMC | Sierra 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2010 | GMC | Sierra 3500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2009 | Chevrolet | Silverado 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2009 | Chevrolet | Silverado 3500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2009 | GMC | Sierra 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2009 | GMC | Sierra 3500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2008 | Chevrolet | Silverado 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2008 | Chevrolet | Silverado 3500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2008 | GMC | Sierra 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2008 | GMC | Sierra 3500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | Chevrolet | C4500 Kodiak | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | Chevrolet | C5500 Kodiak | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | Chevrolet | Silverado 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | Chevrolet | Silverado 2500 HD Classic | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | Chevrolet | Silverado 3500 Classic | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | Chevrolet | Silverado 3500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | GMC | C4500 Topkick | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | GMC | C5500 Topkick | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | GMC | Sierra 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | GMC | Sierra 2500 HD Classic | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | GMC | Sierra 3500 Classic | V8 403 6.6L (6599cc) | Upper | Cover |
| 2007 | GMC | Sierra 3500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2006 | Chevrolet | C4500 Kodiak | V8 403 6.6L (6599cc) | Upper | Cover |
| 2006 | Chevrolet | C5500 Kodiak | V8 403 6.6L (6599cc) | Upper | Cover |
| 2006 | Chevrolet | Silverado 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2006 | Chevrolet | Silverado 3500 | V8 403 6.6L (6599cc) | Upper | Cover |
| 2006 | GMC | C4500 Topkick | V8 403 6.6L (6599cc) | Upper | Cover |
| 2006 | GMC | C5500 Topkick | V8 403 6.6L (6599cc) | Upper | Cover |
| 2006 | GMC | Sierra 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2006 | GMC | Sierra 3500 | V8 403 6.6L (6599cc) | Upper | Cover |
| 2005 | Chevrolet | C4500 Kodiak | V8 403 6.6L (6599cc) | Upper | Cover |
| 2005 | Chevrolet | C5500 Kodiak | V8 403 6.6L (6599cc) | Upper | Cover |
| 2005 | Chevrolet | Silverado 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2005 | Chevrolet | Silverado 3500 | V8 403 6.6L (6599cc) | Upper | Cover |
| 2005 | GMC | C4500 Topkick | V8 403 6.6L (6599cc) | Upper | Cover |
| 2005 | GMC | C5500 Topkick | V8 403 6.6L (6599cc) | Upper | Cover |
| 2005 | GMC | Sierra 2500 HD | V8 403 6.6L (6599cc) | Upper | Cover |
| 2005 | GMC | Sierra 3500 | V8 403 6.6L (6599cc) | Upper | Cover |
| 2004 | Chevrolet | C4500 Kodiak | V8 403 6.6L (6599cc); Engine Desg. LLY | Upper | Cover |
| 2004 | Chevrolet | C5500 Kodiak | V8 403 6.6L (6599cc); Engine Desg. LLY | Upper | Cover |
| 2004 | Chevrolet | Silverado 2500 HD | V8 403 6.6L (6599cc); VIN 2 | Upper | Cover |
| 2004 | Chevrolet | Silverado 3500 | V8 403 6.6L (6599cc); VIN 2 | Upper | Cover |
| 2004 | GMC | C4500 Topkick | V8 403 6.6L (6599cc); Engine Desg. LLY | Upper | Cover |
| 2004 | GMC | C5500 Topkick | V8 403 6.6L (6599cc); Engine Desg. LLY | Upper | Cover |
| 2004 | GMC | Sierra 2500 HD | V8 403 6.6L (6599cc); VIN 2 | Upper | Cover |
| 2004 | GMC | Sierra 3500 | V8 403 6.6L (6599cc); VIN 2 | Upper | Cover |
Product Specifications
| Air Vent (Bleeder Valve): | No |
|---|---|
| Bolt Hole Center To Bolt Hole Center: | 4.65 in |
| Bolts Included: | No |
| Color: | Natural |
| Flange Thickness: | 0.787 in |
| Gasket Or Seal Included: | No |
| Height: | 2.82 in |
| Housing Neck Angle (°): | 90 deg |
| Inlet Port Diameter: | 2 in |
| Material: | Aluminum |
| Mounting Hole Diameter: | 0.355 in |
| Mounting Hole Quantity: | 4 |
| O Rings Included: | No |
| Outside Diameter: | 1.95 in |
| Package Contents: | 1 Water Outlet |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Thermostat Included: | No |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 97361881 | GENERAL MOTORS |