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Continental 66231 Radiator Coolant Hose - Upper
Reliable Radiator Coolant Hose for Toyota Vehicles
The Continental Molded Radiator Coolant Hose 66231 is designed to meet the cooling system needs of select Toyota models. Engineered with precise dimensions, this hose ensures proper coolant flow and system integrity for your Toyota Highlander, Sienna, and Tundra.
- Inside diameter of 1.310 inches for both ends
- Length of 16.5 inches for accurate fitment
- Constructed to maintain coolant system pressure and temperature
- Compatible with Toyota Highlander, Sienna, and Tundra models
- Part number 66231 for easy identification and replacement
About the Continental Molded Product Line
The Molded line from Continental focuses on precision-engineered hoses designed to match original equipment specifications. This ensures consistent performance and durability in demanding automotive cooling applications. The Molded Radiator Coolant Hose 66231 is manufactured to provide a reliable seal and fit, reducing the risk of leaks and coolant loss in Toyota vehicles.
Product Details and Specifications
This radiator coolant hose features an inside diameter of 1.310 inches on both ends, allowing for a secure connection to the cooling system components. With a length of 16.5 inches, it is tailored to fit the routing requirements of the Toyota Highlander, Sienna, and Tundra models. The hose is designed to withstand the thermal and pressure conditions typical in radiator coolant systems, helping maintain engine temperature regulation.
Common Applications and Problem Solving
- Replacement of worn or cracked radiator coolant hoses
- Resolving coolant leaks that cause engine overheating
- Addressing hose swelling or softening due to age or heat exposure
- Maintaining proper coolant flow in Toyota Highlander, Sienna, and Tundra vehicles
- Ensuring system integrity after cooling system repairs or upgrades
Installation Notes and Tips
When installing the Continental Molded Radiator Coolant Hose 66231, ensure the hose is routed correctly to avoid kinks or contact with moving parts. Verify that the inside diameter matches the radiator and engine fittings for a secure seal. It is recommended to inspect hose clamps and replace them if necessary to prevent leaks. Always allow the engine to cool before removing or installing coolant hoses to avoid injury.
Quality Assurance and Warranty
Continental manufactures the Molded Radiator Coolant Hose 66231 to meet stringent quality standards, ensuring durability and performance. While specific warranty details are not provided, Continental products typically adhere to OEM quality requirements, offering reliable service life when installed and maintained properly.
| Brand | Continental |
| Part Number | 66231 |
| Position | Molded, Upper |
| Hose 1 Inside Diameter | 1.310 |
| Hose 1 Length | 16.500 |
| End 2 Hose Inside Diameter | 1.310 |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2024 | Toyota | Sienna | 2.5L | L4 | N/A | Engine Cooling, Left, Adapter to Outlet Flange; Molded |
| 2023 | Toyota | Sienna | 2.5L | L4 | N/A | Engine Cooling, Left, Adapter to Outlet Flange; Molded |
| 2022 | Toyota | Sienna | 2.5L | L4 | N/A | Engine Cooling, Left, Adapter to Outlet Flange; Molded |
| 2021 | Toyota | Highlander | 2.5L | L4 | N/A | Engine Cooling, Left, Adapter to Outlet Flange; Molded |
| 2021 | Toyota | Sienna | 2.5L | L4 | N/A | Engine Cooling, Left, Adapter to Outlet Flange; Molded |
| 2020 | Toyota | Highlander | 2.5L | L4 | N/A | Engine Cooling, Left, Adapter to Outlet Flange; Molded |
| 2014 | Toyota | Tundra | 4.0L | V6 | Upper | Molded |
| 2013 | Toyota | Tundra | 4.0L | V6 | Upper | Molded |
| 2012 | Toyota | Tundra | 4.0L | V6 | Upper | Molded |
| 2011 | Toyota | Tundra | 4.0L | V6 | Upper | Molded |
| 2010 | Toyota | Tundra | 4.0L | V6 | Upper | Molded |
| 2009 | Toyota | Tundra | 4.0L | V6 | Upper | Molded |
| 2008 | Toyota | Tundra | 4.0L | V6 | Upper | Molded |
| 2007 | Toyota | Tundra | 4.0L | V6 | Upper | Molded |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.