Vaico V20-8172 Vacuum Pump

Vacuum Pump for BMW Emission Control

The Vaico V20-8172 vacuum pump is a mechanical vane pump built for BMW emission control and vacuum system service. It is specified for a range of BMW 650i, 550i, X5, 750i, 750Li, 760Li, 760i, 545i, 645Ci, 745i, and 745Li applications with OE reference 11667507263.

VAICO product line parts are developed as aftermarket replacement components for European vehicle systems, with fitment focused on OE-number matching and application-specific service needs.

• Mechanical operating mode for engine-driven vacuum system operation
• Vane pump design for vacuum generation in supported BMW applications
• Dimensions: 163 mm length, 120 mm width, 105 mm height
• Weight: 1.070 kg
• Fits BMW models listed with OE No. 11667507263
• This part cross-references Dorman - HELP 91029 for the same application

Detailed Product Information

Vaico V20-8172 is a mechanical vacuum pump used in BMW emission control and vacuum system layouts where stable vacuum supply is required for proper system operation. The vane pump construction and OE-number-based application coverage make it a direct-reference replacement for select BMW 650i, BMW X5, BMW 750Li, and related V8 and V12 models. For buyers searching for a BMW vacuum pump V20-8172 or a vacuum pump for BMW 550i and 650i with OE No. 11667507263, this part matches the listed applications and interchange references.

Vehicle Fitment

• Fits 2012-2013 BMW 650i, N/A
• Fits 2006-2010 BMW 650i, N/A
• Fits 2013 BMW 650i xDrive, N/A
• Fits 2006-2010 BMW 550i, N/A
• Fits 2004-2010 BMW X5, N/A
• Fits 2006-2008 BMW 750i, N/A
• Fits 2006-2008 BMW 750Li, N/A
• Fits 2003-2008 BMW 760Li, N/A
• Fits 2004-2006 BMW 760i, N/A
• Fits 2004-2005 BMW 545i, N/A
• Fits 2004-2005 BMW 645Ci, N/A
• Fits 2002-2005 BMW 745i, N/A
• Fits 2002-2005 BMW 745Li, N/A

Common Issues This Part May Address

• Low or inconsistent vacuum supply in the engine vacuum system
• Vacuum-related drivability concerns tied to pump wear
• Emission control system faults linked to vacuum loss
• Noise or reduced performance from a worn mechanical pump
• OE-number replacement needs for BMW vacuum pump service

Installation Notes and Tips

Confirm the OE number 11667507263 and match the vehicle application before installation. Verify the pump type, operating mode, and mounting dimensions against the removed unit on BMW 650i, BMW X5, BMW 750i, and other listed models. Clean the mounting surface and inspect connected vacuum lines and seals during service to help ensure proper system operation.

Quality Assurance

VAICO supplies aftermarket replacement parts for European vehicle applications with OE-reference-based fitment. This part is identified by VAICO part number V20-8172 and is listed with direct interchange references for the same application.