Motorad 4883KT Engine Coolant Thermostat Housing Assembly

Engine Coolant Thermostat Housing Assembly for Ford and Mazda

Motorad 4883KT is an engine coolant thermostat housing assembly built for OE-style cooling system service. It combines a plastic housing with stainless steel, copper, and rubber components to support accurate coolant temperature control in demanding applications.

Compatible With Ford Ranger, Ford Aerostar, Ford Explorer, Mazda B4000, and Mazda Navajo applications that call for the specified 198F thermostat setup. Motorad Kit line products are focused on complete thermostat housing service parts for direct-fit cooling repairs.

Key Features

• Engine coolant thermostat housing assembly for cooling system repair
• OE-specified 198F operating temperature
• Offset design with air relief valve
• Copper case and wax compound for responsive temperature changes
• Black and silver housing construction with plastic, stainless steel, copper, and rubber materials
• 3 bolt hole design
• Includes housing, thermostat, and seal where listed in fitment notes

Detailed Description

Motorad 4883KT is engineered to meet OEM specifications and manufacturing processes, with OE supplier-level material standards for thermostat housing service. The copper case and wax compound are used to react quickly to coolant temperature changes, helping the engine reach and maintain the proper operating range. This part cross-references 50879 and 94883KT for the same application.

Use this thermostat housing assembly when servicing Ford Ranger, Ford Aerostar, Ford Explorer, Mazda B4000, or Mazda Navajo cooling systems that require the 198F thermostat configuration. The Motorad 4883KT part number is a direct reference for buyers searching for an OE-style thermostat housing assembly for these vehicles.

What This Part Helps Address

• Coolant temperature that stays too low or fluctuates outside the target range
• Thermostat housing wear, cracking, or material fatigue
• Cooling system service needs on Ford Ranger and Ford Explorer applications
• Fitment-specific replacement needs for Mazda B4000 and Mazda Navajo cooling systems
• Temperature control issues tied to an aging thermostat housing assembly

Installation Notes and Tips

Verify engine application, model year, and the 198F thermostat specification before installation. Confirm the housing mounting pattern and coolant connection points match the vehicle, and inspect the mating surfaces for corrosion or residue before assembly. Follow the vehicle service procedure for coolant draining, refill, and air bleeding to help prevent trapped air in the cooling system.

Quality Assurance

Motorad manufactures this kit with OEM quality materials and OE supplier standards for cooling system service. The design includes OEM-style sealing features where applicable and is built to meet the demands of everyday engine cooling operation.

• Fits 1990-2000 Ford Ranger, N/A
• Fits 1994-2000 Mazda B4000, N/A
• Fits 1990-1997 Ford Aerostar, N/A
• Fits 1991-1996 Ford Explorer, N/A
• Fits 1991-1994 Mazda Navajo, N/A