US Motor Works US9351 Engine Water Pump

Engine Water Pump for Mercedes-Benz S320

US Motor Works US9351 is an engine water pump for select 1997-1999 Mercedes-Benz S320 models. It includes installation sealing devices and is built for direct replacement service in the cooling system.

Key Features

• Engine water pump for cooling system service
• Includes installation sealing devices
• Direct-fit replacement for select Mercedes-Benz applications
• Cross-references Gates 43171 for the same application
• Part number US9351 for ordering and fitment verification

Detailed Description

US Motor Works US9351 is an OE-style engine water pump for 1997-1999 Mercedes-Benz S320 models. This water pump is intended for cooling system repair where the original pump has worn bearings, leaking seals, or reduced coolant circulation. It also cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. Use US9351 when servicing Mercedes-Benz S320 cooling system components and verifying replacement by part number US9351.

Common Repair Symptoms

• Coolant leakage from the water pump area
• Engine overheating from poor coolant circulation
• Noise from worn pump bearings
• Visible seepage or staining around the pump housing
• Cooling system performance loss on Mercedes-Benz S320 models

Installation Notes and Tips

Confirm vehicle year and engine application before installation. Inspect the cooling system, gasket surfaces, hoses, and coolant condition during replacement. Because this pump includes installation sealing devices, verify the sealing surfaces are clean and properly prepared before assembly. Follow factory service procedures and refill the system with the correct coolant specification after installation.

Quality Assurance

US Motor Works US9351 is cataloged for direct fitment on 1997-1999 Mercedes-Benz S320 applications and is identified by part number US9351 for accurate replacement selection.