OE Quality
60-Day Returns

Four Seasons 89020 Engine Auxiliary Water Pump
Overview of Four Seasons Water Pump 89020
The Four Seasons Water Pump 89020 is an electric auxiliary water pump designed for specific Ford and Mercury vehicles. Engineered with durable plastic and steel materials, this pump supports efficient engine coolant circulation in models like the Ford Escape and Mercury Mariner.
- Electric auxiliary water pump type
- Constructed from plastic and steel for durability
- Inlet and outlet pipe diameter: 0.74 inches (19.00 mm)
- Overall dimensions: 3.75 inches width, 2.50 inches height, 6.25 inches depth
- Two terminal pins for electrical connection
- New part that meets or exceeds OEM specifications
Four Seasons Water Pump Product Line Details
The Four Seasons Water Pump line focuses on engine auxiliary water pumps and related cooling components designed to maintain optimal engine temperature. This product line emphasizes compatibility and quality, ensuring that parts like the 89020 auxiliary water pump provide reliable performance for cooling systems in Ford and Mercury vehicles.
Detailed Product Description
The Four Seasons 89020 auxiliary water pump is an electric engine coolant component that helps maintain proper coolant flow in the vehicle’s cooling system. With an inlet and outlet pipe diameter of 0.74 inches (19 mm), it fits precisely within the cooling circuit of the Ford Escape and Mercury Mariner. The pump’s plastic and steel construction balances corrosion resistance with structural strength. Its compact size—3.75 inches wide, 2.50 inches tall, and 6.25 inches deep—allows for straightforward integration into the engine bay. The two terminal pins provide secure electrical connections, ensuring consistent pump operation.
Common Applications and Issues Addressed
- Restores coolant circulation in Ford Escape and Mercury Mariner models
- Replaces faulty or worn auxiliary water pumps causing overheating
- Solves intermittent cooling system failures related to electric pump malfunction
- Prevents engine damage due to inadequate coolant flow
- Supports overall engine temperature regulation for improved performance
Installation Notes and Tips
When installing the Four Seasons Water Pump 89020, ensure the vehicle is cooled down before beginning work. Disconnect the battery to prevent electrical shorts during installation. Verify that the inlet and outlet pipe diameters match the existing cooling system hoses (0.74 inches or 19 mm). Securely connect the two terminal pins to the vehicle’s electrical system. Check for leaks and proper pump operation after installation to confirm correct fitment and function.
Quality Assurance and Warranty
This Four Seasons auxiliary water pump is a new part that meets or exceeds OEM standards for fit, form, and function. Manufactured with quality materials, it is designed to provide reliable service life in Ford Escape and Mercury Mariner vehicles. Warranty coverage details should be confirmed with the product documentation or supplier.
| Brand | Four Seasons |
| Part Number | 89020 |
| Position | Water Pump |
| Depth | 6.25 |
| Description | Engine Coolant Components |
| Electric or Mech? | Electric |
| Extended Length | 0.74 |
| Inlet Dia. MM | 19.00 |
| Inlet Pipe Diameter | 0.74 |
| Material | Plastic / Steel |
| Meets / Exceeds OEM? | Yes |
| New or Reman | New |
| Outlet Dia. MM | 19.00 |
| Overall Height IN | 2.50 |
| Overall Width IN | 3.75 |
| Style | Auxiliary |
| Terminal Pin Qty. | 2 |
| Type | Water Pump |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2008 | Mercury | Mariner | 2.3L | L4 | ELECTRIC/GAS | N/A | Heater Pump; Water Pump |
| 2007 | Ford | Escape | 2.3L | L4 | ELECTRIC/GAS | N/A | Heater Pump; Water Pump |
| 2007 | Mercury | Mariner | 2.3L | L4 | N/A | Heater Pump; Water Pump | |
| 2007 | Mercury | Mariner | 2.3L | L4 | ELECTRIC/GAS | N/A | Heater Pump; Water Pump |
| 2006 | Ford | Escape | 2.3L | L4 | ELECTRIC/GAS | N/A | Heater Pump; Water Pump |
| 2006 | Mercury | Mariner | 2.3L | L4 | N/A | Heater Pump; Water Pump | |
| 2006 | Mercury | Mariner | 2.3L | L4 | ELECTRIC/GAS | N/A | Heater Pump; Water Pump |
| 2005 | Ford | Escape | 2.3L | L4 | ELECTRIC/GAS | N/A | Heater Pump; Water Pump |
* 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.