Vaico V45-50017 Engine Water Pump

Engine Water Pump for Porsche and Volkswagen

The Vaico V45-50017 engine water pump is a mechanical cooling system component built for select Porsche Cayenne and Volkswagen Touareg applications. It features a belt pulley, vacuum coupling, and seal, making it a direct-fit replacement for vehicles that require OE-style cooling performance and precise fitment.

VAICO product line components are developed for European vehicle applications where accurate dimensions and correct system integration matter. This water pump is specified for models using OE reference 95810603302 and is listed across multiple Porsche Cayenne and Volkswagen Touareg configurations.

Key Features

• Part number: V45-50017
• Mechanical operating mode for belt-driven cooling systems
• Includes belt pulley
• Includes seal
• Vacuum-controlled with vacuum coupling
• Water pump impeller material: PPS/TFE/ACM composite
• Dimensions: 136 mm length, 118 mm width, 100 mm height
• Impeller diameter: 65 mm

Detailed Description

Vaico V45-50017 is an engine water pump engineered for cooling-system service on Porsche Cayenne and Volkswagen Touareg models. The mechanical design, integrated pulley, and vacuum coupling support proper circulation in applications that rely on belt-driven pump operation. The included seal helps match the OE-style service configuration for the listed vehicles. This part cross-references OE-style numbers such as 958 106 033 02 and 03H 121 008 B for the same application.

Compatible With 2017 Porsche Cayenne, N/A; 2016 Porsche Cayenne, N/A; 2015 Porsche Cayenne, N/A; 2012-2014 Porsche Cayenne, N/A; 2011 Porsche Cayenne, N/A; 2013-2017 Volkswagen Touareg, N/A; and 2011-2012 Volkswagen Touareg, N/A. The V45-50017 part number is also a useful search term when sourcing a replacement water pump for these fitments.

What It Helps Address

• Coolant circulation problems caused by a worn or failing pump
• Coolant leaks at the pump housing or sealing surface
• Noise from a damaged pulley-driven water pump assembly
• Overheating concerns linked to reduced coolant flow
• Service replacement for OE reference 95810603302 applications

Installation Notes and Tips

Verify OE reference, engine configuration, and VIN details before installation, especially on Porsche Cayenne models with build-date breakpoints noted in the fitment data. Inspect the belt drive, mating surfaces, and cooling system condition during replacement. Confirm the pulley and vacuum-coupling arrangement matches the removed unit before final assembly. The V45-50017 should be installed only on the listed applications.

Quality Assurance

VAICO supplies aftermarket replacement parts for European vehicles with application-specific dimensions and OE-reference matching. This water pump is listed with exact fitment data for Porsche Cayenne and Volkswagen Touareg models and is built to the stated mechanical and dimensional specifications.