HomeBelts and Cooling > Water Pump and Related ComponentsVaico V20-50042 Engine Water Pump
Part #: V20-50042

Vaico V20-50042 Engine Water Pump

VAICO
⚙️ 16 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦VAICO
🚗Fitment: BMW, 545i, 645Ci, 745i, 745Li, and X5
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Reliable Engine Water Pump for BMW Models

The VAICO V20-50042 engine water pump is designed to maintain optimal cooling performance in select BMW vehicles. Engineered with a durable metal impeller and mechanical operation, this water pump ensures consistent coolant circulation for efficient engine temperature regulation.

  • Metal impeller for enhanced durability and heat resistance
  • Mechanical operating mode for reliable performance
  • Dimensions: 180 mm height, 175 mm width, 285 mm length
  • Includes seal for secure installation
  • Weight: 1.52 kg for balanced fitment

VAICO Brand Line Quality and Engineering

The VAICO brand line specializes in high-quality automotive components, focusing on precision and durability. This engine water pump from VAICO is manufactured to meet strict OEM standards, providing a dependable replacement part for BMW 545i, 645Ci, 745i, 745Li, and X5 models. The inclusion of a metal impeller and mechanical operation mode reflects VAICO's commitment to robust cooling system components.

Product Details and Specifications

This engine water pump features a metal impeller that withstands high temperatures and mechanical stress, ensuring long-lasting operation. Its mechanical mode of operation is compatible with the cooling systems of various BMW models, including the 545i, 645Ci, 745i, 745Li, and X5. The pump measures 180 mm in height, 175 mm in width, and 285 mm in length, fitting precisely within the engine bay. The product also includes a seal to prevent coolant leaks and maintain system integrity.

Compatible BMW Models and Common Applications

  • Replacement for engine water pump failures in BMW 545i and 645Ci
  • Address overheating issues in BMW 745i and 745Li
  • Resolve coolant circulation problems in BMW X5
  • Fix leaks or mechanical wear in original water pumps
  • Maintain engine temperature stability during operation

Installation Notes and Tips

When installing the VAICO V20-50042 engine water pump, ensure the cooling system is fully drained before removal of the old pump. Verify the seal is properly seated to prevent leaks. Mechanical operation requires correct alignment with the engine’s drive components. It is recommended to inspect related belts and hoses during installation for optimal system performance.

Quality Assurance and Warranty

VAICO engine water pumps are manufactured to meet stringent quality standards, ensuring reliable performance and durability. This part is supplied with a seal to enhance installation integrity. Please refer to the product documentation or supplier for specific warranty details related to the V20-50042 water pump.

BrandVaico
Part NumberV20-50042
PositionVAICO
Heating/CoolingMetal impeller
Height [mm]180
Length [mm]285
Operating ModeMechanical
Packaging height [cm]18,2
Packaging width [cm]18
Supplementary Article/Supplementary InfoWith seal
Weight [kg]1.520
Width [mm]175

This part fits 16 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2006BMWX54.8is4.8LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; Made In: China; With OE No. PA10206; VAICO
2006BMWX54.4i4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; Made In: China; With OE No. PA10206; VAICO
2005BMW545iBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO
2005BMW645CiBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO
2005BMW745iBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO
2005BMW745LiBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO
2005BMWX54.8is4.8LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; Made In: China; With OE No. PA10206; VAICO
2005BMWX54.4i4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; Made In: China; With OE No. PA10206; VAICO
2004BMW545iBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO
2004BMW645CiBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO
2004BMW745iBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; From 10/2003; With OE No. PA10206; VAICO
2004BMW745LiBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO
2004BMWX54.8is4.8LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; Made In: China; With OE No. PA10206; VAICO
2004BMWX54.4i4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; Made In: China; With OE No. PA10206; VAICO
2003BMW745LiBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO
2002BMW745LiBase4.4LV8N/AGrade: Aftermarket; Material Type: Metal Impeller; Description: With gasket set; With OE No. PA10206; VAICO

* 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:

11 51 7 524 55111 51 7 524 55211 51 7 586 7811312363423145716887 524 5517 524 5527 586 781P488PA10206PA1040PA1298QCP3742WPR0011

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.