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Four Seasons 86288 Engine Coolant Thermostat Housing - Lower
Reliable Engine Coolant Thermostat Housing for Hyundai and Kia
The Four Seasons Thermostat Housing 86288 is designed to provide a durable and precise fit for select Hyundai and Kia models. Engineered from high-quality plastic, this thermostat housing ensures proper coolant flow and engine temperature regulation without including the thermostat itself.
- Constructed from durable plastic material
- Includes gasket or seal for secure installation
- Bolt hole center-to-center measurement: 3.62 inches
- Inlet port diameter: 1.37 inches
- Flange thickness: 2.74 inches
- Overall height: 3.53 inches
- Compatible with Hyundai Optima, Santa Fe, Santa Fe Sport, Sonata and Kia Sorento, Sportage
- Meets or exceeds OEM specifications
- Style: without thermostat included
About the Four Seasons Thermostat Housing Product Line
The Four Seasons Thermostat Housing line focuses on engine coolant components designed to meet or exceed original equipment manufacturer standards. This product line offers reliable replacement parts that maintain proper engine cooling system function, ensuring compatibility and performance for various vehicle makes and models. The 86288 thermostat housing is part of this line, providing a precise fit and quality construction for Hyundai and Kia vehicles.
Product Details and Specifications
This engine coolant thermostat housing is made from plastic, offering resistance to corrosion and heat typical in cooling systems. The included gasket or seal helps prevent leaks during installation. With a bolt hole center-to-center distance of 3.62 inches and an inlet port diameter of 1.37 inches, this housing fits securely on the engine block. The flange thickness of 2.74 inches and overall height of 3.53 inches ensure proper alignment and sealing. Note that this housing does not include the thermostat itself, allowing for flexibility if replacing only the housing.
Common Applications and Issues Addressed
- Replacement for cracked or damaged thermostat housing
- Prevents coolant leaks around the thermostat area
- Restores proper coolant flow and engine temperature regulation
- Addresses overheating issues caused by faulty housing seals
- Compatible with Hyundai Optima, Santa Fe, Santa Fe Sport, Sonata and Kia Sorento, Sportage models
Installation Notes and Tips
When installing the Four Seasons Thermostat Housing 86288, ensure the gasket or seal is properly seated to prevent leaks. Clean the mounting surface thoroughly before installation. Since the thermostat is not included, verify the condition of the existing thermostat and replace if necessary. Torque bolts to manufacturer specifications to avoid damage to the plastic housing.
Quality Assurance and Warranty
This thermostat housing meets or exceeds OEM standards, ensuring reliable performance and fitment. Four Seasons products are backed by quality control processes to maintain consistency. Please refer to Four Seasons warranty terms for specific coverage details.
| Brand | Four Seasons |
| Part Number | 86288 |
| Position | Thermostat Housing, Lower |
| Bolt Hole Center To Bolt Hole Center | 3.62 |
| Description | Engine Coolant Components |
| Flange Thickness | 2.74 |
| Gasket Or Seal Included | Included |
| Inlet Port Diameter | 1.37 |
| Material | Plastic |
| Meets / Exceeds OEM? | Yes |
| Overall Height IN | 3.53 |
| Style | w/o Thermostat |
| Thermostat Included? | Not Included |
| Type | Thermostat Housing |
This part fits 22 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2020 | Hyundai | Santa Fe | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2020 | Kia | Optima | 2.0L | L4 | N/A | Thermostat Housing | ||
| 2019 | Hyundai | Santa Fe | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2019 | Hyundai | Sonata | 2.0L | L4 | N/A | Thermostat Housing | ||
| 2018 | Hyundai | Santa Fe Sport | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2018 | Hyundai | Santa Fe Sport | 2.0T | 2.0L | L4 | Lower | Thermostat Housing | |
| 2018 | Hyundai | Santa Fe Sport | 2.0T Ultimate | 2.0L | L4 | Lower | Thermostat Housing | |
| 2018 | Hyundai | Sonata | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2018 | Kia | Optima | 2.0L | L4 | N/A | Thermostat Housing | ||
| 2018 | Kia | Sorento | 2.0L | L4 | N/A | Thermostat Housing | ||
| 2018 | Kia | Sorento | EX | 2.0L | L4 | N/A | Thermostat Housing | |
| 2017 | Hyundai | Santa Fe Sport | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2017 | Hyundai | Sonata | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2017 | Kia | Optima | 2.0L | L4 | N/A | Thermostat Housing | ||
| 2017 | Kia | Optima | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2017 | Kia | Sorento | EX | 2.0L | L4 | Lower | Thermostat Housing | |
| 2017 | Kia | Sportage | SX Turbo | 2.0L | L4 | Lower | Thermostat Housing | |
| 2016 | Hyundai | Sonata | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2016 | Kia | Optima | 2.0L | L4 | GAS | Lower | Thermostat Housing | |
| 2016 | Kia | Optima | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2016 | Kia | Sorento | 2.0L | L4 | Lower | Thermostat Housing | ||
| 2015 | Hyundai | Sonata | 2.0L | L4 | N/A | Thermostat Housing |
* 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.