Four Seasons 86337 Engine Coolant Water Inlet

Engine Coolant Water Inlet for Hyundai and Kia

Four Seasons 86337 is an engine coolant water inlet built for direct-fit service on select Hyundai and Kia applications. It is a plastic inlet assembly with a 1.37 in. inlet diameter, 4.147 in. overall height, and a 0.434 in. mounting flange width for a precise replacement on the cooling system side.

The Four Seasons Water Inlet line is backed by more than 50 years of mobile A/C experience and is engineered and tested for dependable operation. This part number, 86337, is a practical OE-style replacement for vehicles that use an inlet without a thermostat.

Key Features

• Engine coolant water inlet, type: inlet
• Plastic construction for cooling system service
• 1.37 in. inlet diameter
• 4.147 in. overall height
• 0.434 in. mounting flange width
• Style: without thermostat
• Thermostat not included
• Gasket or seal not included

Detailed Description

Four Seasons 86337 is designed for cooling system repair where the original engine coolant water inlet has worn, cracked, or no longer seals correctly. It is listed as an engine coolant component and is intended for applications that use a water inlet without an integrated thermostat. This part cross-references Focus Auto Parts 86337 for the same application.

Compatible with 2021-2025 Hyundai Elantra, 2017-2024 Kia Niro, 2017-2022 Hyundai Ioniq, and 2019-2022 Kia Niro EV, this water inlet supports common replacement needs on Hyundai Elantra, Kia Niro, and Hyundai Ioniq cooling systems. Use part number 86337 when matching the inlet style and dimensions to the original component.

Common Repair Symptoms

• Coolant seepage at the inlet housing
• Cracked or brittle plastic coolant connection
• Improper sealing at the water inlet
• Cooling system service after inlet housing damage
• Replacement of a thermostat-free inlet assembly

Installation Notes and Tips

Verify inlet diameter, mounting flange width, and overall height against the original part before installation. This application does not include a thermostat, and no gasket or seal is included, so confirm the required sealing components for the vehicle before assembly. Clean mating surfaces thoroughly and inspect adjacent hoses and clamps during service.

Quality Assurance

Four Seasons engineers and tests its products for long service life and dependable operation. The Water Inlet product line is supported by the brand’s experience in mobile A/C and thermal management components, helping provide a consistent replacement option for Hyundai and Kia cooling system repairs.