HomeBelts and Cooling > Water Pump and Related ComponentsGates 42571 Engine Water Pump
Part #: 42571

Gates 42571 Engine Water Pump

Water Pump (Standard)
⚙️ 21 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
📦Water Pump (Standard)
🚗Fitment: Subaru, Forester, Impreza, Legacy, and Outback
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Reliable Water Pump Replacement for Subaru Vehicles

The Gates Water Pump (Standard) 42571 is engineered to provide dependable cooling system performance for select Subaru models. Designed specifically for timing belt-driven engines, this water pump ensures efficient coolant circulation to maintain optimal engine temperature.

  • Housing made from durable cast aluminum for corrosion resistance
  • Stamped steel impeller with reverse rotation for precise coolant flow
  • Includes metal gasket and o-ring for secure sealing
  • Single outlet design compatible with Subaru Forester, Impreza, Legacy, and Outback
  • Comes with pulley included, driven by timing belt

About the Gates Water Pump (Standard) Product Line

The Gates Water Pump (Standard) line focuses on providing reliable, OEM-quality water pumps designed to meet factory specifications. This product line emphasizes durable materials and precise engineering to ensure compatibility and performance in timing belt-driven engines, such as those found in various Subaru models. The 42571 part number is part of this line, offering a balance of quality and value for routine water pump replacement needs.

Detailed Product Description

This engine water pump features a cast aluminum housing that offers strength and resistance to corrosion, extending the service life of the component. The stamped steel impeller is designed to rotate in reverse, matching the specific coolant flow requirements of Subaru engines equipped with timing belt drives. The pump includes a metal gasket and o-ring to ensure a tight seal and prevent leaks. The single outlet configuration is tailored for compatibility with Subaru Forester, Impreza, Legacy, and Outback models. Additionally, the included pulley facilitates direct drive from the timing belt, maintaining proper engine cooling system operation.

Common Applications and Issues Addressed

  • Replacement for failing or leaking water pumps in Subaru Forester, Impreza, Legacy, and Outback
  • Resolves overheating caused by inefficient coolant circulation
  • Addresses coolant leaks due to worn seals or gaskets
  • Prevents engine damage from water pump impeller failure
  • Maintains proper timing belt-driven cooling system function

Installation Notes and Tips

Ensure the timing belt is properly aligned and tensioned during installation, as this water pump is driven by the timing belt. Use the included metal gasket and o-ring to achieve a secure seal and prevent coolant leaks. It is recommended to inspect the timing belt and related components for wear and replace them if necessary during water pump installation. Follow manufacturer torque specifications for mounting bolts to avoid damage to the cast aluminum housing.

Quality Assurance and Warranty

The Gates Water Pump (Standard) 42571 is manufactured to meet or exceed OEM standards for fit, form, and function. The use of cast aluminum and stamped steel materials ensures durability and reliable performance. While specific warranty details are not provided, Gates products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer prior to installation.

BrandGates
Part Number42571
PositionWater Pump (Standard)
Housing MaterialCast aluminum
Impeller MaterialStamped steel
Impeller RotationReverse
Includes Back HousingNo
Outlet Quantity1
Thermostat And Housing IncludedNo
ContentsWater pump, metal gasket, o-ring
Drive StyleTiming belt
Fan Clutch IncludedNo
Pulley IncludedYes
Timing Belt DrivenYes

This part fits 21 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersFuel TypePositionNotes
2011SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2011SubaruOutback2.5LH4GASN/AVIN 4th Digit G; Interference engine application; Timing Belt Driven; Water Pump (Standard)
2010SubaruForester2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2010SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2010SubaruOutback2.5LH4GASN/AVIN 4th Digit G; Interference engine application; Timing Belt Driven; Water Pump (Standard)
2009SubaruForester2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2009SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2009SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2009SubaruOutback2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2008SubaruForester2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2008SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2008SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2008SubaruOutback2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2007SubaruForester2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2007SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2007SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2007SubaruOutback2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruForesterManual2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruOutback2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)

* 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:

131-2354160-209018-20162-20662035221111AA2802529614257151-2382571663942571AW6049BWP-2066DP737T2292WPF025

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