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Motorad 8781KT Engine Coolant Thermostat Housing Assembly
Engine Coolant Thermostat Housing Assembly
Motorad 8781KT is an engine coolant thermostat housing assembly built for OE-specified cooling system service. It includes the housing, thermostat sensors, and seal for 1997-2002 Ford Escort and 1997-1999 Mercury Tracer applications with a 192°F opening temperature.
Manufactured with OEM-quality materials and processes, this Motorad Kit line part is made to meet the demands of modern cooling systems. The stainless steel construction, rubber seal, and silver finish support a precise fit in the thermostat housing location.
Key Features
- Part number: 8781KT
- Engine coolant thermostat housing assembly with integrated thermostat components
- 192°F thermostat temperature for OE-specified cooling control
- Stainless steel housing with silver finish
- Rubber gasket/seal included
- 3 mounting holes and 5 outlet ports
- New part with 1 gasket and 1 seal included
- Motorad Kit product line for cooling system service
Detailed Description
Motorad 8781KT is engineered for direct replacement service in compatible Ford Escort and Mercury Tracer cooling systems. The copper-case and wax-compound thermostat design described by the manufacturer provides quick reaction to coolant temperature changes, helping the engine reach and maintain the specified operating range. The housing is built to OE specifications and uses OEM-quality materials to support consistent sealing and coolant flow.
This part cross-references Ford OE numbers F8CZ8592AA and KU2Z8575A for the same application. Use 8781KT when servicing a 1997-2002 Ford Escort or a 1997-1999 Mercury Tracer with the listed 192°F configuration.
Common Issues Addressed
- Coolant temperature that stays too low or runs outside the specified range
- Leaking thermostat housing seal
- Cracked or worn housing surfaces
- Erratic thermostat response during warm-up
- Cooling system service on Ford Escort and Mercury Tracer models with the OE temperature specification
Installation Notes
Verify the 3-bolt housing pattern, 5 outlet ports, and 192°F temperature specification before installation. This assembly includes a gasket/seal, but mounting hardware and installation tools are not included. Clean the mating surfaces thoroughly and inspect the coolant passages and sensors before reassembly.
Fits 1997-2002 Ford Escort, N/A. Fits 1997-1999 Mercury Tracer, N/A. Confirm the vehicle’s cooling system configuration against the listed notes: temperature 192F; includes housing, thermostat sensors and seal; with sensors; OE specified temperature; kit.
Quality Assurance
Motorad manufactures this kit using OEM-quality materials and safety standards as an OE supplier, with production methods aligned to OEM specifications. The stainless steel housing, rubber seal, and OE-temperature thermostat are selected for dependable cooling-system service in the listed applications.
| Brand | Motorad |
|---|---|
| Part Number | 8781KT |
| Position | Kit |
| Material | Stainless steel |
| Color | Silver |
| Mounting Hardware Included | No |
| Gasket Or Seal Included | Yes |
| Mounting Hole Quantity | 3 |
| Outlet Port Quantity | 5 |
| Bleeder Hole | No |
| Flange Length | 1.5 in |
| Flange Length (in) | 1.5 |
| Flange Thickness | 0.11 in |
| Gasket Type | Seal |
| Gasket/Seal Material | Rubber |
| Gasket/Seal Material | Rubber |
| Hardware Included | No |
| Installation Tool included | No |
| Jiggle Pin Included | No |
| New Or Remanufactured | New |
| Number Of Bolt Holes | 3 |
| Number Of Gaskets | 1 |
| Number Of Outlet Ports | 5 |
| Number Of Seals | 1 |
| Open Temperature | 192 |
| Temperature | 192 deg. f |
| Thermostat Temp (F) | 192 |
This part fits 9 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2002 | Ford | Escort | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
| 2001 | Ford | Escort | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
| 2000 | Ford | Escort | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
| 1999 | Ford | Escort | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
| 1999 | Mercury | Tracer | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
| 1998 | Ford | Escort | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
| 1998 | Mercury | Tracer | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
| 1997 | Ford | Escort | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
| 1997 | Mercury | Tracer | 2.0L | L4 | N/A | Temperature 192F; Includes housing, thermostat sensors and seal; with Sensors; OE Specified Temperature; Kit |
* 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.