HomeBelts and Cooling > Water Pump and Related ComponentsDorman 902-086 Engine Auxiliary Water Pump
Part #: 902-086

Dorman 902-086 Engine Auxiliary Water Pump

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⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jaguar, S-Type
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Overview of Dorman Engine Auxiliary Water Pump 902-086

The Dorman 902-086 engine auxiliary water pump is designed specifically for Jaguar S-Type models, providing reliable coolant circulation to support engine temperature regulation. Constructed with durable materials, this auxiliary water pump ensures consistent performance in your vehicle's cooling system.

  • Compatible with Jaguar S-Type vehicles
  • Constructed from plastic, rubber, and steel components for durability
  • Black color finish for corrosion resistance
  • Clockwise rotation for proper coolant flow
  • Includes 2 mounting holes with 0.4-inch diameter for secure installation
  • Inlet and outlet pipe diameters of 0.56 inches
  • Depth of 6.7 inches for precise fitment
  • Does not include pulley, gasket, or shaft

Detailed Product Description

The Dorman 902-086 auxiliary water pump is engineered to maintain optimal coolant circulation in Jaguar S-Type engines. Its construction combines plastic, rubber, and steel materials to withstand the thermal and mechanical stresses encountered during operation. The pump features a clockwise rotation and inlet/outlet pipe diameters of 0.56 inches, matching the specifications required for proper integration with the vehicle's cooling system. With two mounting holes sized at 0.4 inches in diameter, installation is straightforward and secure. The black finish helps resist corrosion, extending the component's service life. This pump does not include a pulley, gasket, or shaft, so those components must be sourced separately if needed.

Common Applications and Issues Addressed

  • Restores coolant flow in Jaguar S-Type auxiliary cooling circuits
  • Replaces faulty or worn auxiliary water pumps causing overheating
  • Eliminates coolant leaks due to pump housing or seal failure
  • Resolves engine temperature fluctuations related to auxiliary pump malfunction
  • Supports overall engine cooling system efficiency and reliability

Installation Notes and Tips

  • Verify compatibility with Jaguar S-Type before installation
  • Ensure mounting holes align properly with vehicle bracket
  • Check inlet and outlet pipe connections for secure fit
  • Use appropriate sealants or gaskets as required (not included)
  • Confirm correct clockwise rotation during installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 902-086 auxiliary water pump undergoes rigorous quality control to ensure durability and reliable operation in Jaguar S-Type vehicles. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor or region.

BrandDorman
Part Number902-086
ColorBlack
Depth6.7
Extended Length0.56
Gasket Or Seal IncludedNo
Inlet Pipe Diameter0.56
MaterialPlastic
MaterialRubber
MaterialSteel
Mounting Hole Diameter0.4
Mounting Hole Quantity2
Package Contents1 Auxiliary Water Pump
Pulley Flange Mount Hole Quantity0
Pulley IncludedNo
RotationClockwise
Shaft IncludedNo

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2002JaguarS-Type4.0LV8N/A
2001JaguarS-Type4.0LV8N/A
2000JaguarS-Type4.0LV8N/A
1999JaguarS-Type4.0LV8N/A

* 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:

5W800489014XR82523

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