Dayco DP737 Engine Water Pump

Brand Dayco DP737
Fits Subaru · 24 vehicles

Engine water pump. Circulates coolant to help maintain proper engine temperature.

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Dayco DP737 Engine Water Pump for Subaru

The Dayco DP737 is an engine water pump for timing belt driven Subaru applications that require a direct-fit cooling system replacement. It is listed for Subaru Legacy, Outback, Impreza, and Forester models across the 2006-2012 range, with fitment notes calling for timing belt replacement at the same time.

Key Features

  • Engine water pump for timing belt driven Subaru cooling systems
  • Fits 2012 Subaru Legacy, N/A, with timing belt replacement recommended
  • Fits 2006-2012 Subaru Outback, N/A, timing belt driven, with 1 hose connection
  • Fits 2006-2011 Subaru Impreza, N/A, timing belt driven, with 1 hose connection
  • Fits 2006-2011 Subaru Legacy, N/A, timing belt driven, with 1 hose connection
  • Fits 2006-2010 Subaru Forester, N/A, timing belt driven, with 1 hose connection
  • Dayco DP737 part number for catalog lookup and service matching

Detailed Description

Dayco DP737 is an engine water pump built for Subaru vehicles that use a timing belt-driven cooling system. It serves as a replacement water pump for Subaru Legacy, Subaru Outback, Subaru Impreza, and Subaru Forester applications, including 2006-2012 Subaru Outback and 2006-2011 Subaru Legacy and Impreza coverage. The fitment notes indicate that the timing belt should be replaced with the water pump, which is standard service practice on these applications. The DP737 part number helps confirm the correct water pump for Subaru cooling system maintenance and timing belt service.

What It Helps Address

  • Coolant leakage from a worn water pump
  • Overheating caused by reduced coolant circulation
  • Noise or bearing wear from a failing pump assembly
  • Timing belt service intervals that call for pump replacement
  • Cooling system maintenance on Subaru Legacy, Outback, Impreza, and Forester models

Installation Notes and Tips

Verify engine application and timing belt-driven configuration before installation. For the listed Subaru Legacy, Outback, Impreza, and Forester fitments, replace the timing belt with the water pump during the same service interval. Confirm the single hose connection noted in the fitment data for the applicable vehicles, and inspect related cooling system components during service. Use the DP737 part number to match the correct replacement during ordering and repair planning.

Quality Assurance

Dayco is a recognized aftermarket brand for engine drive and cooling system components. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

This part fits 24 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2012SubaruOutback2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2011SubaruImpreza2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2011SubaruLegacy2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2011SubaruOutback2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2010SubaruForesterN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2010SubaruImpreza2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2010SubaruLegacy2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2010SubaruOutback2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2009SubaruForesterN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2009SubaruImpreza2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2009SubaruLegacy2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2009SubaruOutback2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2008SubaruForesterN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2008SubaruImpreza2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2008SubaruLegacy2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2008SubaruOutback2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2007SubaruForesterN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2007SubaruImprezaN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2007SubaruLegacyN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2007SubaruOutback2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2006SubaruForesterN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2006SubaruImprezaN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2006SubaruLegacyN/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection
2006SubaruOutback2.5LH4N/ATiming Belt Driven, Replace Timing Belt w/Pump; w/1 Hose Connection