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Gates CO34903 Engine Coolant Thermostat Housing Cover
| Brand | Gates CO34903 |
|---|---|
| 0 | |
| No | |
| Bolt Hole Quantity | 3 |
| By-Pass Holes | No |
| Contents | Coolant Outlet |
| Gasket Quantity | 0 |
| Material | Cast Aluminum |
| Number of Bolt Holes | 3 |
| Number of Gaskets | 0 |
| Number of Seals | 0 |
| OE Exact | Yes |
| Outlet Inside Diameter | 1.05 |
| Outlet Inside Diameter 1 (in) | 1.05 |
| Outlet Outside Diameter | 1.26 |
| Outlet Outside Diameter 1 (in) | 1.26 |
| Type | Coolant Outlet |
| Type | Thermostat Cover |
| Product line | Coolant Outlet |
| Fits | Honda and Acura · 15 vehicles |
OE exact replacement. Fits and performs like the original for straightforward installation.
Cast aluminum. Improves durability while resisting common material issues.
Thermostat cover. A direct coolant outlet housing cover for the cooling system.
Cross-references Dorman - OE Solutions 902-5017, Four Seasons 85157 and Motorad CH5157 for the same application. See all 4.
Gates Coolant Outlet Cover for Honda and Acura
The Gates Coolant Outlet CO34903 is an OE-exact thermostat cover made from cast aluminum for dependable cooling-system service. It is built for direct replacement use on select Honda Accord, Honda Odyssey, and Acura CL applications.
Key Features
- Cast aluminum construction for strength and corrosion resistance
- OE exact design for original-style fit and function
- Thermostat cover / coolant outlet configuration
- Outlet inside diameter: 1.05 in.
- Outlet outside diameter: 1.26 in.
- Three bolt holes for direct mounting
- No gasket, seal, or bypass holes included in the design
Product Details
Gates Coolant Outlet line parts are engineered to address common material and manufacturing issues found in many aftermarket cooling components. The CO34903 follows the original equipment layout and is intended to restore the thermostat housing cover connection on vehicles that use this style of coolant outlet. This part number, CO34903, is listed for 1995-2002 Honda Accord, 1997-1999 Acura CL, and 1995-1998 Honda Odyssey applications.
This part cross-references Dorman OE Solutions 902-5017 for the same application.
Common Issues This Part Can Address
- Cracked or warped thermostat housing cover
- Coolant seepage at the outlet connection
- Corrosion damage on the original cast housing
- Improper sealing from a worn OE-style cover
- Cooling-system service needs on Honda Accord, Honda Odyssey, and Acura CL models
Installation Notes and Tips
Verify the outlet diameter, bolt-hole count, and OE-style housing shape before installation. Clean the mating surfaces thoroughly and inspect the thermostat, hoses, and adjacent cooling components for wear before reassembly. Confirm vehicle-specific fitment for your Honda Accord, Honda Odyssey, or Acura CL using the model year and engine configuration.
Quality Assurance
Gates coolant outlets are built to fit and perform like the original part while supporting long service life in cooling-system applications. The CO34903 is an OE-exact replacement designed for consistent fitment on the listed vehicles.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2002 | Honda | Accord | 2.3L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 2001 | Honda | Accord | 2.3L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 2000 | Honda | Accord | 2.3L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1999 | Acura | CL | 2.3L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1999 | Honda | Accord | 2.3L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1998 | Acura | CL | 2.3L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1998 | Honda | Accord | 2.3L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1998 | Honda | Odyssey | 2.3L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1997 | Acura | CL | 2.2L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1997 | Honda | Accord | 2.2L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1997 | Honda | Odyssey | 2.2L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1996 | Honda | Accord | 2.2L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1996 | Honda | Odyssey | 2.2L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1995 | Honda | Accord | 2.2L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
| 1995 | Honda | Odyssey | 2.2L | L4 | GAS | N/A | Engine Coolant Thermostat Housing Cover - Fits multiple vehicle models.; Coolant Outlet |
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