Cardone 21-5378 Power Steering Pump

Overview of Cardone Power Steering Pump 21-5378

The Cardone Power Steering Pump 21-5378 is a remanufactured hydraulic pump designed specifically for Mazda 626 and MX-6 models. Engineered to restore proper steering assist, this pump is a reliable replacement for worn or failing power steering units.

• Remanufactured power steering pump for Mazda 626 and MX-6
• Aluminum housing for durability and heat dissipation
• Includes hydraulic pump, instruction sheet, and sealing kit
• O-ring hose port type with threaded outlet attachment (14x1.5 thread size)
• Remote reservoir compatible; reservoir and pulley not included
• Bolt-on pulley attachment type for secure installation

About the Cardone Power Steering Pump Line

The Cardone Power Steering Pump product line focuses on remanufactured components that meet or exceed OEM specifications. This line offers quality hydraulic pumps designed to provide consistent steering performance and durability. The 21-5378 model is part of this line, ensuring compatibility and reliable operation for Mazda vehicles requiring a power steering pump replacement.

Detailed Product Description

This Cardone power steering pump features an aluminum housing that provides strength while helping to dissipate heat generated during operation. The pump uses an O-ring type hose port and a threaded outlet attachment with a 14x1.5 thread size, ensuring a secure and leak-resistant connection. The inlet attachment is a hose barb type, and the outlet quantity is one, designed to fit the hydraulic system of Mazda 626 and MX-6 models. The pulley attachment is bolt-on style, though the pulley itself is not included. This pump is remanufactured and comes with a sealing kit and installation instructions to assist with proper setup.

Common Applications and Issues Addressed

• Restores power steering assist in Mazda 626 and MX-6 vehicles
• Eliminates whining noises caused by worn or failing pumps
• Resolves hard steering or inconsistent assist during engine rpm changes
• Addresses leaks or pressure loss due to damaged pump components
• Improves steering response and fluid flow in hydraulic power steering systems

Installation Notes and Tips

When installing the Cardone 21-5378 power steering pump, ensure the pulley is compatible and properly aligned, as the pulley is not included. Use the provided sealing kit to prevent leaks at hose connections. Bleed the power steering system thoroughly to remove air, which can cause whining noises or reduced assist. Verify that the remote reservoir is properly connected, as this pump does not include a reservoir or reservoir cap. Follow the included instruction sheet carefully for torque specifications and mounting procedures.

Quality Assurance and Warranty

This remanufactured power steering pump undergoes rigorous testing to meet performance standards. Cardone provides a limited warranty covering defects in materials and workmanship, ensuring dependable operation when installed correctly. For specific warranty details, refer to Cardone’s official documentation.