Motorad 933-190 Engine Coolant Thermostat Housing Assembly

Integrated thermostat housing for OE-style cooling control

Motorad 933-190 is an engine coolant thermostat housing assembly built for precise temperature regulation in demanding cooling systems. It is specified at 190 Deg. F and includes the thermostat, housing, and gasket for direct replacement service on select Hyundai and Kia applications.

The Integrated Housing Thermostat line focuses on complete thermostat housing assemblies that simplify service and restore factory-style coolant flow control. Motorad 933-190 follows OEM specifications and processes, using a copper case and wax compound for quick response to coolant temperature changes.

Key features

• Engine coolant thermostat housing assembly with integrated housing design
• 190 Deg. F opening temperature for OE-specified thermal control
• Includes thermostat, housing, and gasket
• Rubber seal included for the housing interface
• Jiggle pin included for air bleeding during service
• Constructed from aluminum, stainless steel, and copper
• 4-bolt housing design with 2 outlet ports
• Black and silver finish

Detailed product description

Motorad 933-190 is engineered as a direct-fit thermostat housing assembly for 2014-2016 Hyundai Equus, 2015-2016 Hyundai Genesis, and 2015-2017 Kia K900. It is built to OE specifications with OEM-quality materials and safety standards, making it a practical choice for restoring proper coolant temperature management in the Hyundai Genesis thermostat housing and Kia K900 thermostat replacement applications. The 190 Deg. F calibration supports factory cooling strategy, while the copper case and wax compound help the thermostat react quickly as coolant temperature changes. This part cross-references 190-339 and 93390 for the same application.

Common issues this part can address

• Engine running too cool or too hot due to thermostat control issues
• Coolant leaks at the thermostat housing or seal surface
• Delayed warm-up from a worn thermostat assembly
• Temperature fluctuation caused by an aging housing or seal
• Service concerns on vehicles requiring an integrated thermostat housing assembly

Installation notes and tips

Verify the OE-specified 190 Deg. F temperature before installation and confirm the housing matches the vehicle’s outlet port and bypass dimensions. Replace the gasket/seal during service, clean the mating surfaces thoroughly, and bleed trapped air from the cooling system using the included jiggle pin as needed. This part is listed for 2014-2016 Hyundai Equus, 2015-2016 Hyundai Genesis, and 2015-2017 Kia K900.

Quality assurance

Motorad manufactures this thermostat housing assembly with OEM-quality materials and OE-supplier standards, using OEM specifications and processes for consistent fit and thermal performance.