OE Quality
60-Day Returns

US Motor Works US9221 Engine Water Pump
Reliable Engine Water Pump for Geo, Isuzu Vehicles
The US Motor Works US9221 engine water pump is designed specifically for Geo Impulse, Isuzu Storm, and Stylus models. This component ensures efficient coolant circulation to maintain optimal engine temperature and prevent overheating.
- Compatible with Geo Impulse, Isuzu Storm, and Stylus vehicles
- Engineered to meet OEM specifications for reliable performance
- Durable construction for long-lasting operation
- Direct replacement for easy installation
- Part number US9221 for precise fitment
Product Details and Compatibility
The US Motor Works US9221 engine water pump is a critical cooling system component designed to circulate coolant through the engine block and radiator. This pump is compatible with select Geo and Isuzu models, including the Impulse, Storm, and Stylus, ensuring proper fit and function. Manufactured to meet or exceed original equipment standards, this water pump supports consistent engine temperature regulation, which is essential for preventing engine damage due to overheating.
Common Applications and Problem Resolution
- Replaces faulty or leaking water pumps in Geo Impulse and Isuzu Storm vehicles
- Addresses engine overheating issues caused by coolant circulation failure
- Eliminates coolant leaks that can lead to engine damage
- Resolves unusual noises from worn or damaged water pump bearings
- Restores proper coolant flow to maintain engine efficiency
Installation Notes and Tips
Installation of the US Motor Works US9221 water pump should be performed by a qualified technician familiar with Geo and Isuzu cooling systems. It is recommended to drain the cooling system before removal and inspect related components such as the thermostat and hoses. Use new gaskets or seals to prevent leaks and torque mounting bolts to manufacturer specifications. After installation, refill the cooling system and bleed air pockets to ensure proper coolant flow.
Quality Assurance and Warranty
US Motor Works manufactures the US9221 water pump to meet stringent quality standards, ensuring durability and reliable operation. While specific warranty details may vary, this part typically includes a limited warranty against defects in materials and workmanship. Refer to the product documentation for exact warranty terms.
This part fits 15 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 1993 | Geo | Storm | 2+2 GSi | N/A | |
| 1993 | Geo | Storm | Base | N/A | |
| 1993 | Geo | Storm | 2+2 | N/A | |
| 1993 | Isuzu | Stylus | S | N/A | |
| 1992 | Geo | Storm | 2+2 GSi | N/A | |
| 1992 | Geo | Storm | Base | N/A | |
| 1992 | Geo | Storm | 2+2 | N/A | |
| 1992 | Isuzu | Impulse | XS | N/A | |
| 1992 | Isuzu | Stylus | RS | N/A | |
| 1992 | Isuzu | Stylus | S | N/A | |
| 1991 | Geo | Storm | Base | N/A | |
| 1991 | Geo | Storm | 2+2 | N/A | |
| 1991 | Isuzu | Stylus | S | N/A | |
| 1990 | Geo | Storm | Base | N/A | |
| 1990 | Geo | Storm | 2+2 | N/A |
* 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.