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Four Seasons 86358 Engine Coolant Thermostat Housing Assembly
| Brand | Four Seasons 86358 |
|---|---|
| Description | Engine coolant components |
| Gasket or Seal Included | Yes |
| Inlet Dia. IN | 1.37 |
| Material | Plastic |
| Mnt Flange Width IN | 0.68 |
| Overall Height IN | 4.669 |
| Style | W/ actuator |
| Thermostat Included? | Not included |
| Type | Thermal management module |
| Product line | Thermal Module |
| Fits | Hyundai and Kia · 7 vehicles |
Thermal management module. Engine coolant components for organized temperature control.
Plastic construction. Lightweight housing with a gasket or seal included.
Actuator style. Integrated design for a complete thermostat housing assembly.
Cross-references Focus Auto Parts 86358, 256002M000 and 256002M002 for the same application. See all 4.
Thermal Management Module for Kia and Hyundai
The Four Seasons Thermal Module 86358 is an engine coolant thermostat housing assembly built for thermal management service on select Kia Rio and Hyundai Accent models. It combines a plastic housing with an included gasket or seal and an actuator-style design for a direct-fit cooling system repair.
Compatible with 2020-2023 Kia Rio and 2020-2022 Hyundai Accent thermal module applications, this part is built for vehicles that need a replacement engine coolant components assembly. Four Seasons Thermal Module parts are engineered and tested for dependable operation, drawing on more than 50 years of mobile A/C and thermal system experience.
Key Features
- Part number: 86358
- Engine coolant thermostat housing assembly / thermal management module
- Plastic housing construction
- Gasket or seal included
- Actuator-style design
- Thermostat not included
- Inlet diameter: 1.37 in.
- Mounting flange width: 0.68 in.
- Overall height: 4.669 in.
Detailed Product Overview
This Four Seasons Thermal Module 86358 is designed for thermal control service in modern cooling systems where the thermostat housing and related coolant passages are serviced as an assembly. It is a practical replacement for Kia Rio and Hyundai Accent thermal module applications, helping restore proper coolant routing and housing integrity when the original unit is worn, cracked, or leaking. This part cross-references Focus Auto Parts 86358 for the same application.
Common Problems This Part Can Address
- Coolant leaks at the thermostat housing
- Cracked or heat-aged plastic housing
- Damaged sealing surfaces or failed gasket/seal
- Improper coolant flow through the thermal module assembly
- Service issues caused by a worn actuator-style housing
Installation Notes and Tips
Verify the inlet diameter, mounting flange width, and overall height against the original part before installation. Replace the gasket or seal as part of the service if the existing sealing surface is compromised, and confirm that the thermostat is transferred or sourced separately, since it is not included with this assembly. Use the vehicle service procedure for coolant draining, refill, and air bleeding after installation.
Quality Assurance
Four Seasons states that its products are engineered and tested for years of trouble-free operation. The Thermal Module line reflects the brand’s focus on thermal system service parts for reliable cooling-system repair.
| Year | Make | Model | Transmission | Notes |
|---|---|---|---|---|
| 2023 | Kia | Rio | — | Thermal Module |
| 2022 | Hyundai | Accent | Automatic | Thermal Module |
| 2022 | Kia | Rio | — | Thermal Module |
| 2021 | Hyundai | Accent | Automatic | Thermal Module |
| 2021 | Kia | Rio | — | Thermal Module |
| 2020 | Hyundai | Accent | Automatic | Thermal Module |
| 2020 | Kia | Rio | — | Thermal Module |
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